diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 460e3a7..6b8abeb 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -39,17 +39,10 @@ jobs:
       - name: Deploy persistent production service
         if: gitea.event_name == 'workflow_dispatch' || (gitea.event_name == 'push' && gitea.ref == 'refs/heads/main')
         env:
-          STUDIO_USERNAME: studio
-          STUDIO_PASSWORD: ${{ secrets.STUDIO_PASSWORD }}
           DEPLOY_PORT: ${{ vars.DEPLOY_PORT }}
           RELEASE_SHA: ${{ gitea.sha }}
         run: |
           set -eu
-          if [ -z "$STUDIO_PASSWORD" ]; then
-            echo "STUDIO_PASSWORD repository secret is required for production deployment"
-            exit 1
-          fi
-
           if [ "$(id -u)" -eq 0 ]; then
             SUDO=""
           elif sudo -n true 2>/dev/null; then
@@ -79,10 +72,7 @@ jobs:
           $SUDO chown -R root:root "$APP_ROOT"
           $SUDO chown -R "$SERVICE_USER:$SERVICE_USER" "$DATA_ROOT"
           $SUDO ln -sfn "$RELEASE_DIR" "$APP_ROOT/current"
-
-          printf '%s' "$STUDIO_PASSWORD" | $SUDO tee /etc/rednote-tool-studio.password >/dev/null
-          $SUDO chown root:"$SERVICE_USER" /etc/rednote-tool-studio.password
-          $SUDO chmod 640 /etc/rednote-tool-studio.password
+          $SUDO rm -f /etc/rednote-tool-studio.password
 
           cat > rednote-tool-studio.service <<EOF
           [Unit]
@@ -98,8 +88,7 @@ jobs:
           Environment=NODE_ENV=production
           Environment=HOSTNAME=0.0.0.0
           Environment=PORT=$PORT
-          Environment=STUDIO_USERNAME=$STUDIO_USERNAME
-          ExecStart=/bin/sh -c 'export STUDIO_PASSWORD="\$(cat /etc/rednote-tool-studio.password)"; exec $APP_ROOT/bin/node server.js'
+          ExecStart=$APP_ROOT/bin/node server.js
           Restart=always
           RestartSec=5
 
diff --git a/AGENT_GUIDE.md b/AGENT_GUIDE.md
index 6c64956..430f289 100644
--- a/AGENT_GUIDE.md
+++ b/AGENT_GUIDE.md
@@ -26,4 +26,4 @@ Rednote Content Studio 正在改造成小红书内容生成工作台。最高层
 
 内容草稿和实际生成接口尚未实现。不要把旧版小工具的 build、validate、package 接口当作新的内容生成能力。
 
-生产环境使用 HTTP Basic Auth。用户名默认为 `studio`，密码由 `STUDIO_PASSWORD` 提供；`GET /api/health` 无需认证。
+应用面向受控内网运行，不提供登录鉴权。生产环境应通过内网和安全组限制访问范围。
diff --git a/README.md b/README.md
index 5d39d79..94a667c 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@
 - 可复用的内容生成方法配置
 - revision 乐观并发控制
 - 下一阶段内容生成流程的界面占位
-- 生产环境 Basic Auth、Docker 镜像与持久化目录
+- 面向内网运行的生产部署、Docker 镜像与持久化目录
 
 实际的选题简报、文案生成、草稿管理、AI 模型接入和导出尚未实现。
 
@@ -35,7 +35,7 @@ npm install
 npm run dev
 ```
 
-访问 `http://localhost:3000`。开发环境未配置 `STUDIO_PASSWORD` 时允许本地访问；生产环境必须提供密码。
+访问 `http://localhost:3000`。应用本身不设置登录密码，生产环境应通过内网和安全组限制访问范围。
 
 ## 检查
 
diff --git a/proxy.ts b/proxy.ts
deleted file mode 100644
index 2ccf677..0000000
--- a/proxy.ts
+++ /dev/null
@@ -1,33 +0,0 @@
-import { timingSafeEqual } from "node:crypto";
-import { NextRequest, NextResponse } from "next/server";
-
-function sameValue(left: string, right: string) {
-  const leftBuffer = Buffer.from(left);
-  const rightBuffer = Buffer.from(right);
-  return leftBuffer.length === rightBuffer.length && timingSafeEqual(leftBuffer, rightBuffer);
-}
-
-export function proxy(request: NextRequest) {
-  if (request.nextUrl.pathname === "/api/health") return NextResponse.next();
-
-  const password = process.env.STUDIO_PASSWORD;
-  const username = process.env.STUDIO_USERNAME || "studio";
-  if (!password) {
-    if (process.env.NODE_ENV !== "production") return NextResponse.next();
-    return NextResponse.json({ error: "STUDIO_PASSWORD is not configured" }, { status: 503 });
-  }
-
-  const authorization = request.headers.get("authorization") || "";
-  const expected = `Basic ${Buffer.from(`${username}:${password}`).toString("base64")}`;
-  if (!sameValue(authorization, expected)) {
-    return new NextResponse("Authentication required", {
-      status: 401,
-      headers: { "WWW-Authenticate": 'Basic realm="Rednote Tool Studio", charset="UTF-8"' },
-    });
-  }
-  return NextResponse.next();
-}
-
-export const config = {
-  matcher: ["/((?!_next/static|_next/image|favicon.ico).*)"],
-};
diff --git a/scripts/deploy.mjs b/scripts/deploy.mjs
index 0769f05..3d33914 100644
--- a/scripts/deploy.mjs
+++ b/scripts/deploy.mjs
@@ -10,12 +10,9 @@ const volume = `${service}-data`;
 const sha = (process.env.GITHUB_SHA || process.env.CI_COMMIT_SHA || "dev").slice(0, 12);
 const image = `${service}:${sha}`;
 const port = process.env.DEPLOY_PORT || "3000";
-const password = process.env.STUDIO_PASSWORD;
-const username = process.env.STUDIO_USERNAME || "studio";
 const dockerfile = process.env.DEPLOY_DOCKERFILE || "Dockerfile";
 const usePrebuiltOutput = dockerfile === "Dockerfile.deploy";
 
-if (!password) throw new Error("STUDIO_PASSWORD secret is required");
 if (!/^\d{2,5}$/.test(port) || Number(port) > 65535) throw new Error("DEPLOY_PORT must be a valid TCP port");
 
 async function removeContainer(name) {
@@ -98,7 +95,7 @@ try {
   next = await docker.createContainer({
     name: candidate,
     Image: image,
-    Env: [`STUDIO_USERNAME=${username}`, `STUDIO_PASSWORD=${password}`, "NODE_ENV=production"],
+    Env: ["NODE_ENV=production"],
     ExposedPorts: { "3000/tcp": {} },
     HostConfig: {
       RestartPolicy: { Name: "unless-stopped" },