diff --git a/apps/backend/src/services/worker-platform/mappers.ts b/apps/backend/src/services/worker-platform/mappers.ts
index 257fb1bb..f2efc799 100644
--- a/apps/backend/src/services/worker-platform/mappers.ts
+++ b/apps/backend/src/services/worker-platform/mappers.ts
@@ -1483,7 +1483,7 @@ export function validateWorkerUsername(username: string) {
 
 export function validateWorkerPassword(password: string) {
   if (!isWorkerPasswordStrong(password)) {
-    throw createHttpError('接单密码至少 6 位，且必须包含大写字母、小写字母、数字和标点符号', {
+    throw createHttpError('接单密码至少 8 位，且必须包含英文字母和数字', {
       statusCode: 400,
       errorCode: 'worker_password_invalid',
     })
@@ -1491,13 +1491,7 @@ export function validateWorkerPassword(password: string) {
 }
 
 export function isWorkerPasswordStrong(password: string): boolean {
-  return (
-    password.length >= 6 &&
-    /[A-Z]/.test(password) &&
-    /[a-z]/.test(password) &&
-    /\d/.test(password) &&
-    /[\p{P}\p{S}]/u.test(password)
-  )
+  return password.length >= 8 && /[a-zA-Z]/.test(password) && /\d/.test(password)
 }
 
 export function normalizeSessionVersion(value: unknown): number {
diff --git a/apps/backend/src/services/worker-platform/worker-platform-service.test.ts b/apps/backend/src/services/worker-platform/worker-platform-service.test.ts
index fa2adbd3..4a3ae0c7 100644
--- a/apps/backend/src/services/worker-platform/worker-platform-service.test.ts
+++ b/apps/backend/src/services/worker-platform/worker-platform-service.test.ts
@@ -154,14 +154,14 @@ test('assertWorkerLoginAllowed allows active workers', () => {
   assert.doesNotThrow(() => assertWorkerLoginAllowed(buildWorkerUserRow()))
 })
 
-test('接单密码必须包含大小写字母、数字和标点符号', () => {
-  assert.equal(isWorkerPasswordStrong('Aa1234!'), true)
-  assert.equal(isWorkerPasswordStrong('aa1234!'), false)
-  assert.equal(isWorkerPasswordStrong('AA1234!'), false)
-  assert.equal(isWorkerPasswordStrong('Aaabcd!'), false)
-  assert.equal(isWorkerPasswordStrong('Aa123456'), false)
-  assert.equal(isWorkerPasswordStrong('Aa1!'), false)
-  assert.throws(() => validateWorkerPassword('Aa123456'), { errorCode: 'worker_password_invalid' })
+test('接单密码至少八位且必须包含英文字母和数字', () => {
+  assert.equal(isWorkerPasswordStrong('abc12345'), true)
+  assert.equal(isWorkerPasswordStrong('ABC12345'), true)
+  assert.equal(isWorkerPasswordStrong('12345678'), false)
+  assert.equal(isWorkerPasswordStrong('abcdefgh'), false)
+  assert.equal(isWorkerPasswordStrong('abc1234'), false)
+  assert.doesNotThrow(() => validateWorkerPassword('abc12345'))
+  assert.throws(() => validateWorkerPassword('12345678'), { errorCode: 'worker_password_invalid' })
 })
 
 test('排行榜打手名称仅展示首字符', () => {
diff --git a/apps/frontend/src/pages/admin/panels/WorkersPanel.tsx b/apps/frontend/src/pages/admin/panels/WorkersPanel.tsx
index 8f14302c..c3c083c5 100644
--- a/apps/frontend/src/pages/admin/panels/WorkersPanel.tsx
+++ b/apps/frontend/src/pages/admin/panels/WorkersPanel.tsx
@@ -427,20 +427,16 @@ export default function WorkersPanel() {
             name="password"
             rules={[
               { required: true, message: '请输入新密码' },
-              { min: 6, message: '密码至少 6 位' },
+              { min: 8, message: '密码至少 8 位' },
               {
                 validator: (_, value) =>
-                  !value ||
-                  (/[A-Z]/.test(value) &&
-                    /[a-z]/.test(value) &&
-                    /\d/.test(value) &&
-                    /[\p{P}\p{S}]/u.test(value))
+                  !value || (/[a-zA-Z]/.test(value) && /\d/.test(value))
                     ? Promise.resolve()
-                    : Promise.reject(new Error('密码需包含大写字母、小写字母、数字和标点符号')),
+                    : Promise.reject(new Error('密码需包含英文字母和数字')),
               },
             ]}
           >
-            <Input.Password placeholder="至少 6 位，包含大小写、数字和标点" />
+            <Input.Password placeholder="至少 8 位，包含英文和数字" />
           </Form.Item>
         </Form>
       </Modal>
diff --git a/apps/frontend/src/utils/worker-password.ts b/apps/frontend/src/utils/worker-password.ts
index 977adbff..f6415f20 100644
--- a/apps/frontend/src/utils/worker-password.ts
+++ b/apps/frontend/src/utils/worker-password.ts
@@ -1,15 +1,12 @@
-export const WORKER_PASSWORD_MIN_LENGTH = 6
+export const WORKER_PASSWORD_MIN_LENGTH = 8
 
-export const WORKER_PASSWORD_RULE_MESSAGE =
-  '密码至少 6 位，且必须包含大写字母、小写字母、数字和标点符号'
+export const WORKER_PASSWORD_RULE_MESSAGE = '密码至少 8 位，且必须包含英文字母和数字'
 
 export function isWorkerPasswordStrong(value: unknown): boolean {
   const password = String(value || '')
   return (
     password.length >= WORKER_PASSWORD_MIN_LENGTH &&
-    /[A-Z]/.test(password) &&
-    /[a-z]/.test(password) &&
-    /\d/.test(password) &&
-    /[\p{P}\p{S}]/u.test(password)
+    /[a-zA-Z]/.test(password) &&
+    /\d/.test(password)
   )
 }
diff --git a/apps/frontend/tests/worker-password.test.ts b/apps/frontend/tests/worker-password.test.ts
new file mode 100644
index 00000000..078b8d17
--- /dev/null
+++ b/apps/frontend/tests/worker-password.test.ts
@@ -0,0 +1,12 @@
+import assert from 'node:assert/strict'
+import test from 'node:test'
+
+import { isWorkerPasswordStrong } from '../src/utils/worker-password.ts'
+
+test('接单密码至少八位且必须包含英文字母和数字', () => {
+  assert.equal(isWorkerPasswordStrong('abc12345'), true)
+  assert.equal(isWorkerPasswordStrong('ABC12345'), true)
+  assert.equal(isWorkerPasswordStrong('12345678'), false)
+  assert.equal(isWorkerPasswordStrong('abcdefgh'), false)
+  assert.equal(isWorkerPasswordStrong('abc1234'), false)
+})