diff --git a/uds-auth/config.default.yaml b/uds-auth/config.default.yaml
index 6f0a309a..3f2b2d76 100644
--- a/uds-auth/config.default.yaml
+++ b/uds-auth/config.default.yaml
@@ -4,7 +4,7 @@
 # UAC 基础 URL (生产: https://uac.zte.com.cn, 测试: http://uactest.zte.com.cn:8080)
 uacBaseUrl: https://uac.zte.com.cn
 
-# icenterapi 用户搜索接口 (完整 URL)
+# icenterapi 用户搜索接口 (完整 URL；须内网直连，禁止走 HTTP(S)_PROXY)
 userSearchUrl: https://icenterapi.zte.com.cn/zte-km-icenter-addresearch/user/plain/docs/search
 
 # 登录时传给 UAC 的业务系统 Code
diff --git a/uds-auth/lib/index.js b/uds-auth/lib/index.js
index 48aaf15e..16e56fd3 100644
--- a/uds-auth/lib/index.js
+++ b/uds-auth/lib/index.js
@@ -355,7 +355,7 @@ async function handleVerifyCode(req, res) {
   }))
 }
 
-// User info proxy - bypasses CORS by server-side fetching icenterapi
+// User info proxy — intranet direct (no HTTP_PROXY), empNo+token headers
 async function handleUserInfo(req, res) {
   if (req.method !== 'GET') {
     res.writeHead(405, { 'Content-Type': 'application/json' })
@@ -367,53 +367,35 @@ async function handleUserInfo(req, res) {
   const empNo = url.searchParams.get('empNo')
   const token = url.searchParams.get('token')
 
-  if (!empNo) {
+  if (!empNo || !token) {
     res.writeHead(400, { 'Content-Type': 'application/json' })
-    res.end(JSON.stringify({ error: 'Missing empNo' }))
+    res.end(JSON.stringify({ error: 'Missing empNo or token' }))
     return
   }
 
   try {
-    const https = await import('node:https')
-    const targetUrl = new URL(_currentConfig.userSearchUrl)
-    const body = JSON.stringify({ employeeShortId: empNo, enableLabel: true, keyword: empNo })
-
-    const headers = {
-      'Content-Type': 'application/json;charset=UTF-8',
-      'Content-Length': Buffer.byteLength(body),
-      [INTERNAL.empNoHeader]: empNo,
-      'Origin': _currentConfig.uacBaseUrl,
-      'Referer': _currentConfig.uacBaseUrl + '/'
-    }
-    if (!token) {
-      res.writeHead(400, { 'Content-Type': 'application/json' })
-      res.end(JSON.stringify({ error: 'Missing token' }))
+    const { searchUserByEmpNoToken } = await import('./uds/user-search.js')
+    const out = await searchUserByEmpNoToken({
+      userSearchUrl: _currentConfig.userSearchUrl,
+      empNo,
+      token,
+      empNoHeader: INTERNAL.empNoHeader,
+      authValueHeader: INTERNAL.authValueHeader,
+      origin: _currentConfig.uacBaseUrl,
+    })
+    if (!out.ok) {
+      const status = out.statusCode === 401 || out.statusCode === 403 ? out.statusCode : 502
+      res.writeHead(status, { 'Content-Type': 'application/json' })
+      res.end(JSON.stringify({
+        error: 'user search failed',
+        reason: out.reason,
+        hint: out.hint || 'Ensure userSearchUrl is intranet-reachable and Host does not force HTTP(S)_PROXY for *.zte.com.cn',
+        detail: { code: out.code, msg: out.msg, statusCode: out.statusCode },
+      }))
       return
     }
-    headers[INTERNAL.authValueHeader] = token
-
-    const result = await new Promise((resolve, reject) => {
-      const proxyReq = https.request({
-        hostname: targetUrl.hostname,
-        port: targetUrl.port || 443,
-        path: targetUrl.pathname + targetUrl.search,
-        method: 'POST',
-        headers,
-        timeout: 8000,
-      }, (proxyRes) => {
-        let data = ''
-        proxyRes.on('data', chunk => data += chunk)
-        proxyRes.on('end', () => {
-          try { resolve(JSON.parse(data)) } catch (e) { resolve({ raw: data }) }
-        })
-      })
-      proxyReq.on('error', reject)
-      proxyReq.write(body)
-      proxyReq.end()
-    })
-
     res.writeHead(200, { 'Content-Type': 'application/json' })
-    res.end(JSON.stringify(result))
+    res.end(JSON.stringify(out.result))
   } catch (err) {
     res.writeHead(502, { 'Content-Type': 'application/json' })
     res.end(JSON.stringify({ error: err.message }))
diff --git a/uds-auth/lib/middleware/auth-middleware.js b/uds-auth/lib/middleware/auth-middleware.js
index dad3ca02..580ae3b4 100644
--- a/uds-auth/lib/middleware/auth-middleware.js
+++ b/uds-auth/lib/middleware/auth-middleware.js
@@ -1,15 +1,16 @@
 import { UdsClient } from '../uds/client.js'
 import { UdsValidator } from '../uds/validator.js'
 import { ROLES, computePermissions } from '../roles.js'
+import { searchUserByEmpNoToken } from '../uds/user-search.js'
 
 /**
  * auth-middleware
  *
  * 正常登录：Cookie 中必须同时有 empNo + token，并用 userSearchUrl
- * （带 X-Emp-No / X-Auth-Value）拉用户详情；两者都成功才建会话。
+ * （带 X-Emp-No / X-Auth-Value）直连内网拉用户详情；成功才建会话。
+ * 出站请求绕过 HTTP(S)_PROXY。
  *
- * 兜底登录：仅认可已由 /api/fallback/login 写好的 administrator 会话；
- * 禁止仅靠伪造 UDS_FALLBACK_USER Cookie 提权。
+ * 兜底登录：仅认可已由 /api/fallback/login 写好的 administrator 会话。
  */
 export function createAuthMiddleware(config, sessionStore, rolesStore) {
   const udsClient = new UdsClient(config.udsAuth)
@@ -30,99 +31,46 @@ export function createAuthMiddleware(config, sessionStore, rolesStore) {
     return null
   }
 
-  /**
-   * empNo + token → 调用户搜索接口；返回解析后的 profile 或 null
-   */
+  function applyProfile(userContext, profile, credentials) {
+    userContext.userId = profile.empNo
+    userContext.empNo = profile.empNo
+    userContext.username = profile.username
+    userContext.displayName = profile.username
+    userContext.department = profile.department
+    userContext.organization = profile.organization || profile.department || ''
+    userContext.email = profile.email
+    userContext.phone = profile.phone
+    userContext.token = credentials.token
+    userContext.lang = credentials.lang || userContext.lang || 'zh-CN'
+    userContext.isAuthenticated = true
+    userContext.authMode = 'token+profile'
+    userContext.lastActiveAt = new Date().toISOString()
+    return userContext
+  }
+
   async function verifyEmpNoAndToken(empNo, token) {
-    if (!userSearchUrl || !empNo || !token) {
-      console.warn('[uds-auth] verifyEmpNoAndToken skipped: missing', {
-        hasUrl: !!userSearchUrl, hasEmpNo: !!empNo, hasToken: !!token,
-      })
+    const out = await searchUserByEmpNoToken({
+      userSearchUrl,
+      empNo,
+      token,
+      empNoHeader: config.udsAuth?.empNoHeader || 'X-Emp-No',
+      authValueHeader: config.udsAuth?.authValueHeader || 'X-Auth-Value',
+      origin: uacBaseUrl || undefined,
+    })
+    if (!out.ok) {
+      console.warn('[uds-auth] verifyEmpNoAndToken failed:', out)
       return null
     }
-    try {
-      const targetUrl = new URL(userSearchUrl)
-      const body = JSON.stringify({
-        employeeShortId: empNo,
-        enableLabel: true,
-        keyword: empNo,
-      })
-      const headers = {
-        'Content-Type': 'application/json;charset=UTF-8',
-        'Content-Length': Buffer.byteLength(body),
-        [config.udsAuth?.empNoHeader || 'X-Emp-No']: empNo,
-        [config.udsAuth?.authValueHeader || 'X-Auth-Value']: token,
-      }
-      if (uacBaseUrl) {
-        headers.Origin = uacBaseUrl
-        headers.Referer = uacBaseUrl.replace(/\/?$/, '/')
-      }
+    return out.profile
+  }
 
-      const isHttps = targetUrl.protocol === 'https:'
-      const mod = await import(isHttps ? 'node:https' : 'node:http')
-      const { statusCode, result } = await new Promise((resolve, reject) => {
-        const req = mod.request({
-          hostname: targetUrl.hostname,
-          port: targetUrl.port || (isHttps ? 443 : 80),
-          path: targetUrl.pathname + targetUrl.search,
-          method: 'POST',
-          headers,
-          timeout: 8000,
-        }, (res) => {
-          let data = ''
-          res.on('data', (c) => { data += c })
-          res.on('end', () => {
-            let parsed = null
-            try { parsed = JSON.parse(data) } catch { parsed = { raw: String(data).slice(0, 300) } }
-            resolve({ statusCode: res.statusCode, result: parsed })
-          })
-        })
-        req.on('error', reject)
-        req.on('timeout', () => { req.destroy(); reject(new Error('user-info timeout')) })
-        req.write(body)
-        req.end()
-      })
-
-      const code = result?.code?.code ?? result?.code
-      if (code !== '0000' && code !== 0 && code !== '0') {
-        console.warn('[uds-auth] userSearch failed:', {
-          empNo, statusCode, code, msg: result?.code?.msg || result?.msg || result?.raw,
-        })
-        return null
-      }
-      const list = Array.isArray(result?.bo) ? result.bo
-        : Array.isArray(result?.bo?.rows) ? result.bo.rows
-          : Array.isArray(result?.bo?.list) ? result.bo.list
-            : []
-      if (!list.length) {
-        console.warn('[uds-auth] userSearch empty bo:', { empNo, statusCode, keys: result && Object.keys(result) })
-        return null
-      }
-      const emp = list[0]
-      const resolvedEmpNo = String(
-        emp.employeeShortId || emp.employeeNO || emp.empUIID || emp.empNo || empNo,
-      ).trim()
-      // 工号必须对得上（防 token 有效但查了别人）
-      if (resolvedEmpNo && resolvedEmpNo !== String(empNo).trim()
-        && !String(empNo).includes(resolvedEmpNo)
-        && !resolvedEmpNo.includes(String(empNo).trim())) {
-        // 宽松：短工号/长工号互含即通过；完全无关则拒绝
-        const a = String(empNo).replace(/\D/g, '')
-        const b = resolvedEmpNo.replace(/\D/g, '')
-        if (!a || !b || !(a.includes(b) || b.includes(a))) return null
-      }
-      return {
-        empNo: String(empNo).trim(),
-        username: emp.name || emp.empName || emp.userName || empNo,
-        department: emp.deptName || emp.deptShortName || emp.orgName || emp.department || '',
-        email: emp.email || emp.mail || '',
-        phone: emp.mobile || emp.phone || '',
-        token,
-      }
-    } catch (err) {
-      console.warn('[uds-auth] verifyEmpNoAndToken failed:', err.message)
-      return null
-    }
+  function needsProfileUpgrade(userContext) {
+    if (!userContext) return true
+    if (userContext.authMode === 'trust') return true
+    if (userContext.authMode !== 'token+profile') return true
+    const name = userContext.displayName || userContext.username || ''
+    if (!name || name === userContext.empNo) return true
+    return false
   }
 
   async function authMiddleware(ctx, next) {
@@ -132,8 +80,31 @@ export function createAuthMiddleware(config, sessionStore, rolesStore) {
 
     if (!extracted) return next()
 
-    // 1. 已有会话 → 滑动续期
     let userContext = await sessionStore.get(extracted.empNo)
+
+    // 旧 trust 会话 / 无姓名部门：强制用 token 重查用户信息
+    if (userContext && extracted.kind === 'uds' && needsProfileUpgrade(userContext)) {
+      const credentials = udsValidator.extractCredentials(req)
+      if (credentials && credentials.empNo === extracted.empNo && udsValidator.validateCredentials(credentials)) {
+        const profile = await verifyEmpNoAndToken(credentials.empNo, credentials.token)
+        if (profile) {
+          userContext = applyProfile(userContext, profile, credentials)
+          await sessionStore.setex(
+            profile.empNo,
+            Math.floor(cookieMaxAge / 1000),
+            userContext,
+          )
+        } else {
+          // 查不到资料则作废 trust 会话，避免“假登录”
+          await sessionStore.delete(extracted.empNo)
+          userContext = null
+        }
+      } else if (userContext.authMode === 'trust') {
+        await sessionStore.delete(extracted.empNo)
+        userContext = null
+      }
+    }
+
     if (userContext) {
       if (slidingExpiration) {
         userContext.lastActiveAt = new Date().toISOString()
@@ -151,13 +122,10 @@ export function createAuthMiddleware(config, sessionStore, rolesStore) {
       return next()
     }
 
-    // 2. 无会话
-    // 兜底 Cookie：绝不在这里建会话（必须走密码登录）
     if (extracted.kind === 'fallback') {
       return next()
     }
 
-    // UDS：必须 empNo + token，且用户详情接口校验通过
     const credentials = udsValidator.extractCredentials(req)
     if (!credentials || !udsValidator.validateCredentials(credentials)) {
       return next()
@@ -176,19 +144,15 @@ export function createAuthMiddleware(config, sessionStore, rolesStore) {
       token: credentials.token,
       lang: credentials.lang,
       username: profile.username,
+      displayName: profile.username,
       department: profile.department,
+      organization: profile.organization,
       email: profile.email,
       phone: profile.phone,
     }, false)
-    userContext.username = profile.username
-    userContext.displayName = profile.username
-    userContext.department = profile.department
-    userContext.email = profile.email
-    userContext.phone = profile.phone
+    applyProfile(userContext, profile, credentials)
     userContext.authenticatedAt = new Date().toISOString()
-    userContext.lastActiveAt = new Date().toISOString()
-    userContext.isAuthenticated = true
-    userContext.authMode = 'token+profile'
+    userContext.sessionCreatedAt = new Date().toISOString()
 
     await sessionStore.setex(
       profile.empNo,
diff --git a/uds-auth/lib/uds/user-search.js b/uds-auth/lib/uds/user-search.js
new file mode 100644
index 00000000..6f62fce5
--- /dev/null
+++ b/uds-auth/lib/uds/user-search.js
@@ -0,0 +1,163 @@
+/**
+ * Outbound HTTP(S) that must NOT use HTTP_PROXY / HTTPS_PROXY.
+ * ZTE icenter / UAC user APIs are intranet-only; corporate forward proxies
+ * typically return 401/403 and never reach the real service.
+ */
+import http from 'node:http'
+import https from 'node:https'
+
+/**
+ * @param {string|URL} url
+ * @param {{ method?: string, headers?: Record<string,string|number>, body?: string|Buffer, timeoutMs?: number }} opts
+ * @returns {Promise<{ statusCode: number, headers: object, body: string, json: any }>}
+ */
+export function directRequest(url, opts = {}) {
+  const target = typeof url === 'string' ? new URL(url) : url
+  const isHttps = target.protocol === 'https:'
+  const lib = isHttps ? https : http
+  const method = (opts.method || 'GET').toUpperCase()
+  const body = opts.body == null ? null : Buffer.isBuffer(opts.body) ? opts.body : Buffer.from(String(opts.body))
+  const headers = { ...(opts.headers || {}) }
+  if (body && headers['Content-Length'] == null && headers['content-length'] == null) {
+    headers['Content-Length'] = body.length
+  }
+  const timeoutMs = opts.timeoutMs ?? 8000
+
+  // Fresh Agent — never inherit globalAgent (often patched by proxy bootstraps).
+  const agent = new lib.Agent({ keepAlive: false })
+
+  return new Promise((resolve, reject) => {
+    const req = lib.request({
+      protocol: target.protocol,
+      hostname: target.hostname,
+      port: target.port || (isHttps ? 443 : 80),
+      path: target.pathname + target.search,
+      method,
+      headers,
+      agent,
+      timeout: timeoutMs,
+    }, (res) => {
+      const chunks = []
+      res.on('data', (c) => chunks.push(c))
+      res.on('end', () => {
+        const text = Buffer.concat(chunks).toString('utf8')
+        let json = null
+        try { json = JSON.parse(text) } catch { json = null }
+        resolve({
+          statusCode: res.statusCode || 0,
+          headers: res.headers,
+          body: text,
+          json,
+        })
+      })
+    })
+    req.on('error', reject)
+    req.on('timeout', () => {
+      req.destroy()
+      reject(new Error(`directRequest timeout after ${timeoutMs}ms: ${target.host}`))
+    })
+    if (body) req.write(body)
+    req.end()
+  })
+}
+
+/**
+ * POST userSearchUrl with X-Emp-No + X-Auth-Value (intranet, no proxy).
+ */
+export async function searchUserByEmpNoToken({
+  userSearchUrl,
+  empNo,
+  token,
+  empNoHeader = 'X-Emp-No',
+  authValueHeader = 'X-Auth-Value',
+  origin,
+  timeoutMs = 8000,
+}) {
+  if (!userSearchUrl || !empNo || !token) {
+    return { ok: false, reason: 'missing_args' }
+  }
+  const body = JSON.stringify({
+    employeeShortId: empNo,
+    enableLabel: true,
+    keyword: empNo,
+  })
+  const headers = {
+    'Content-Type': 'application/json;charset=UTF-8',
+    [empNoHeader]: empNo,
+    [authValueHeader]: token,
+  }
+  if (origin) {
+    headers.Origin = origin
+    headers.Referer = String(origin).replace(/\/?$/, '/')
+  }
+
+  let res
+  try {
+    res = await directRequest(userSearchUrl, { method: 'POST', headers, body, timeoutMs })
+  } catch (err) {
+    return { ok: false, reason: 'network', error: err.message }
+  }
+
+  if (res.statusCode === 401 || res.statusCode === 403) {
+    return {
+      ok: false,
+      reason: 'http_auth',
+      statusCode: res.statusCode,
+      msg: res.json?.code?.msg || res.json?.msg || res.body.slice(0, 200),
+      hint: 'userSearchUrl must be reachable on intranet WITHOUT HTTP(S)_PROXY',
+    }
+  }
+
+  const result = res.json
+  if (!result) {
+    return { ok: false, reason: 'bad_json', statusCode: res.statusCode, raw: res.body.slice(0, 300) }
+  }
+
+  const code = result?.code?.code ?? result?.code
+  if (code !== '0000' && code !== 0 && code !== '0') {
+    return {
+      ok: false,
+      reason: 'biz_code',
+      statusCode: res.statusCode,
+      code,
+      msg: result?.code?.msg || result?.msg,
+    }
+  }
+
+  const list = Array.isArray(result?.bo) ? result.bo
+    : Array.isArray(result?.bo?.rows) ? result.bo.rows
+      : Array.isArray(result?.bo?.list) ? result.bo.list
+        : []
+  if (!list.length) {
+    return { ok: false, reason: 'empty', statusCode: res.statusCode, result }
+  }
+
+  const emp = list[0]
+  const resolvedEmpNo = String(
+    emp.employeeShortId || emp.employeeNO || emp.empUIID || emp.empNo || empNo,
+  ).trim()
+  if (resolvedEmpNo && resolvedEmpNo !== String(empNo).trim()
+    && !String(empNo).includes(resolvedEmpNo)
+    && !resolvedEmpNo.includes(String(empNo).trim())) {
+    const a = String(empNo).replace(/\D/g, '')
+    const b = resolvedEmpNo.replace(/\D/g, '')
+    if (!a || !b || !(a.includes(b) || b.includes(a))) {
+      return { ok: false, reason: 'emp_mismatch', resolvedEmpNo }
+    }
+  }
+
+  return {
+    ok: true,
+    profile: {
+      empNo: String(empNo).trim(),
+      username: emp.name || emp.empName || emp.userName || empNo,
+      department: emp.deptFullName || emp.deptName || emp.deptShortName || emp.orgNamePath || emp.orgName || emp.department || '',
+      organization: emp.orgNamePath || emp.orgName || '',
+      email: emp.email || emp.mail || '',
+      phone: emp.mobile || emp.phone || '',
+      raw: emp,
+      token,
+    },
+    result,
+  }
+}
diff --git a/uds-auth/lib/uds/validator.js b/uds-auth/lib/uds/validator.js
index cf87fc8e..77b26156 100644
--- a/uds-auth/lib/uds/validator.js
+++ b/uds-auth/lib/uds/validator.js
@@ -13,7 +13,7 @@ export class UdsValidator {
     this.empNoHeader = (config.empNoHeader || 'X-Emp-No').toLowerCase()
     this.authValueHeader = (config.authValueHeader || 'X-Auth-Value').toLowerCase()
     this.langIdHeader = (config.langIdHeader || 'X-Lang-Id').toLowerCase()
-    this.authMode = config.authMode || 'trust'
+    this.authMode = config.authMode || 'token+profile'
     this.hrApiUrl = config.hrApiUrl || 'https://icosg.dt.zte.com.cn/ihol/usercenter/pginfo/usercenter/plain/queryPersonGeneralInfo'
   }
 
@@ -149,7 +149,12 @@ export class UdsValidator {
     } else {
       userData = {
         userId: credentialsOrResponse.empNo,
-        username: credentialsOrResponse.empNo,
+        username: credentialsOrResponse.username || credentialsOrResponse.empNo,
+        displayName: credentialsOrResponse.displayName || credentialsOrResponse.username || credentialsOrResponse.empNo,
+        department: credentialsOrResponse.department || '',
+        organization: credentialsOrResponse.organization || '',
+        email: credentialsOrResponse.email || '',
+        phone: credentialsOrResponse.phone || '',
         empNo: credentialsOrResponse.empNo,
         token: credentialsOrResponse.token,
         lang: credentialsOrResponse.lang,
@@ -173,7 +178,7 @@ export class UdsValidator {
       lastActiveAt: now,
       sessionCreatedAt: now,
       isAuthenticated: true,
-      authMode: this.authMode,
+      authMode: this.authMode || 'token+profile',
     }
   }