diff --git a/src/auth/auth.service.ts b/src/auth/auth.service.ts
index e331c9d..0706d40 100644
--- a/src/auth/auth.service.ts
+++ b/src/auth/auth.service.ts
@@ -17,6 +17,7 @@ const ACCESS_TTL = Number(process.env.JWT_ACCESS_TTL ?? 7200);
 
 const LOGIN_FAIL_PREFIX = 'loginFail:';
 const MAX_LOGIN_FAILS = 5;
+const MAX_GLOBAL_LOGIN_FAILS = 20;
 const LOGIN_LOCK_SECONDS = 900;
 
 export interface PermissionSet {
@@ -125,28 +126,35 @@ export class AuthService {
     return { needSelectTenant: true, tenants: matched };
   }
 
-  /** 登录失败锁定：连续失败超阈值后拒绝，直到窗口过期（按 IP + 用户名，防恶意锁他人账号）。 */
+  /** 登录失败锁定：双层阈值（IP+用户名 低阈值防单点爆破，用户名全局 高阈值防换 IP 爆破）。 */
   private async assertNotLocked(ip: string | undefined, username: string): Promise<void> {
-    const count = (await this.redis.getJson<number>(this.lockKey(ip, username))) ?? 0;
-    if (count >= MAX_LOGIN_FAILS) {
+    const perIp = (await this.redis.getJson<number>(this.lockKey(ip, username))) ?? 0;
+    const global = (await this.redis.getJson<number>(this.globalLockKey(username))) ?? 0;
+    if (perIp >= MAX_LOGIN_FAILS || global >= MAX_GLOBAL_LOGIN_FAILS) {
       throw new UnauthorizedException('登录失败次数过多，请稍后再试');
     }
   }
 
   private async recordLoginFail(ip: string | undefined, username: string): Promise<void> {
-    const key = this.lockKey(ip, username);
-    const count = ((await this.redis.getJson<number>(key)) ?? 0) + 1;
-    await this.redis.setJson(key, count, LOGIN_LOCK_SECONDS);
+    const perIpKey = this.lockKey(ip, username);
+    const globalKey = this.globalLockKey(username);
+    await this.redis.setJson(perIpKey, ((await this.redis.getJson<number>(perIpKey)) ?? 0) + 1, LOGIN_LOCK_SECONDS);
+    await this.redis.setJson(globalKey, ((await this.redis.getJson<number>(globalKey)) ?? 0) + 1, LOGIN_LOCK_SECONDS);
   }
 
   private async clearLoginFail(ip: string | undefined, username: string): Promise<void> {
     await this.redis.del(this.lockKey(ip, username));
+    await this.redis.del(this.globalLockKey(username));
   }
 
   private lockKey(ip: string | undefined, username: string): string {
     return `${LOGIN_FAIL_PREFIX}${ip ?? 'unknown'}:${username}`;
   }
 
+  private globalLockKey(username: string): string {
+    return `${LOGIN_FAIL_PREFIX}global:${username}`;
+  }
+
   /** 指定租户登录（单租户逻辑）。 */
   private async loginTenant(
     tenantCode: string,
diff --git a/src/common/page.dto.ts b/src/common/page.dto.ts
index 231efb0..c914a0f 100644
--- a/src/common/page.dto.ts
+++ b/src/common/page.dto.ts
@@ -1,6 +1,6 @@
-import { ApiPropertyOptional } from '@nestjs/swagger';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
 import { Type } from 'class-transformer';
-import { IsInt, IsOptional, Max, Min } from 'class-validator';
+import { IsArray, IsInt, IsNotEmpty, IsOptional, IsString, Max, Min } from 'class-validator';
 
 export class PageQuery {
   @ApiPropertyOptional({ description: '页码（从 1 开始）', default: 1 })
@@ -24,3 +24,11 @@ export class IdParam {
   @IsOptional()
   id!: string;
 }
+
+export class BatchDeleteDto {
+  @ApiProperty({ description: '待删除记录 ID 列表', type: [String] })
+  @IsArray()
+  @IsString({ each: true })
+  @IsNotEmpty()
+  ids!: string[];
+}
diff --git a/src/orgs/orgs.controller.ts b/src/orgs/orgs.controller.ts
index c3d1112..283a639 100644
--- a/src/orgs/orgs.controller.ts
+++ b/src/orgs/orgs.controller.ts
@@ -2,6 +2,7 @@ import { Body, Controller, Delete, Get, Param, Patch, Post } from '@nestjs/commo
 import { Permissions } from '../common/permissions.js';
 import { AuditLog, RequirePermissions } from '../auth/decorators.js';
 import { CreateOrgDto, UpdateOrgDto } from './dto.js';
+import { BatchDeleteDto } from '../common/page.dto.js';
 import { OrgsService } from './orgs.service.js';
 
 @Controller('orgs')
@@ -40,4 +41,11 @@ export class OrgsController {
   remove(@Param('id') id: string) {
     return this.service.softRemove(id);
   }
+
+  @Post('batch-delete')
+  @RequirePermissions(Permissions.org.delete)
+  @AuditLog('org', 'batch-delete')
+  batchDelete(@Body() dto: BatchDeleteDto) {
+    return this.service.batchDelete(dto.ids);
+  }
 }
diff --git a/src/orgs/orgs.service.ts b/src/orgs/orgs.service.ts
index 46d07e7..b086385 100644
--- a/src/orgs/orgs.service.ts
+++ b/src/orgs/orgs.service.ts
@@ -33,6 +33,19 @@ export class OrgsService extends BaseCrudService {
     return this.update(id, { ...dto });
   }
 
+  /** 批量删除组织（软删 + 回收 code），收集失败项。 */
+  async batchDelete(ids: string[]) {
+    const failed: string[] = [];
+    for (const id of ids) {
+      try {
+        await this.softRemove(id);
+      } catch {
+        failed.push(id);
+      }
+    }
+    return { total: ids.length, success: ids.length - failed.length, failed };
+  }
+
   /** 校验父组织存在，且不会构成环（父不能是自身或自身后代）。 */
   private async assertValidParent(parentCode: string | null | undefined, selfCode?: string): Promise<void> {
     if (!parentCode) return; // 根节点
diff --git a/src/resources/resources.controller.ts b/src/resources/resources.controller.ts
index 7a937c0..a9240db 100644
--- a/src/resources/resources.controller.ts
+++ b/src/resources/resources.controller.ts
@@ -2,6 +2,7 @@ import { Body, Controller, Delete, Get, Param, Patch, Post } from '@nestjs/commo
 import { Permissions } from '../common/permissions.js';
 import { AuditLog, RequirePermissions } from '../auth/decorators.js';
 import { CreateResourceDto, UpdateResourceDto } from './dto.js';
+import { BatchDeleteDto } from '../common/page.dto.js';
 import { ResourcesService } from './resources.service.js';
 
 @Controller('resources')
@@ -40,4 +41,11 @@ export class ResourcesController {
   remove(@Param('id') id: string) {
     return this.service.softRemove(id);
   }
+
+  @Post('batch-delete')
+  @RequirePermissions(Permissions.resource.delete)
+  @AuditLog('resource', 'batch-delete')
+  batchDelete(@Body() dto: BatchDeleteDto) {
+    return this.service.batchDelete(dto.ids);
+  }
 }
diff --git a/src/resources/resources.service.ts b/src/resources/resources.service.ts
index 7ef11ce..57eb2d4 100644
--- a/src/resources/resources.service.ts
+++ b/src/resources/resources.service.ts
@@ -32,6 +32,20 @@ export class ResourcesService extends BaseCrudService {
     return removed;
   }
 
+  /** 批量删除：逐个软删（回收 code），最后统一清权限缓存。 */
+  async batchDelete(ids: string[]) {
+    const failed: string[] = [];
+    for (const id of ids) {
+      try {
+        await super.softRemove(id);
+      } catch {
+        failed.push(id);
+      }
+    }
+    await this.clearPermCache();
+    return { total: ids.length, success: ids.length - failed.length, failed };
+  }
+
   /** 资源变更（含停用/删除）影响权限码聚合，清该租户全部权限缓存。 */
   private async clearPermCache(): Promise<void> {
     const ctx = getRequestContext();
diff --git a/src/roles/dto.ts b/src/roles/dto.ts
index 8107610..4dcd9c0 100644
--- a/src/roles/dto.ts
+++ b/src/roles/dto.ts
@@ -54,6 +54,13 @@ export class AssignResourcesDto {
   resourceCodes!: string[];
 }
 
+export class AssignOrgsDto {
+  @ApiProperty({ description: '部门 code 列表（数据权限=自定义时）', type: [String] })
+  @IsArray()
+  @IsString({ each: true })
+  orgCodes!: string[];
+}
+
 export class ListRoleQuery extends PageQuery {
   @ApiPropertyOptional({ description: '角色名称（模糊）' })
   @IsOptional()
diff --git a/src/roles/roles.controller.ts b/src/roles/roles.controller.ts
index b10b3ce..91dff0e 100644
--- a/src/roles/roles.controller.ts
+++ b/src/roles/roles.controller.ts
@@ -1,7 +1,7 @@
 import { Body, Controller, Delete, Get, Param, Patch, Post, Put, Query } from '@nestjs/common';
 import { Permissions } from '../common/permissions.js';
 import { AuditLog, RequirePermissions } from '../auth/decorators.js';
-import { AssignResourcesDto, CreateRoleDto, ListRoleQuery, UpdateRoleDto } from './dto.js';
+import { AssignOrgsDto, AssignResourcesDto, CreateRoleDto, ListRoleQuery, UpdateRoleDto } from './dto.js';
 import { RolesService } from './roles.service.js';
 
 @Controller('roles')
@@ -41,16 +41,29 @@ export class RolesController {
     return this.service.removeRole(id);
   }
 
-  @Get(':id/resources')
+  @Get(':roleCode/resources')
   @RequirePermissions(Permissions.role.list)
-  resources(@Param('id') id: string) {
-    return this.service.assignedResources(id);
+  resources(@Param('roleCode') roleCode: string) {
+    return this.service.assignedResources(roleCode);
   }
 
-  @Put(':id/resources')
+  @Put(':roleCode/resources')
   @RequirePermissions(Permissions.role.assignResource)
   @AuditLog('role', 'assign-resource')
-  assign(@Param('id') id: string, @Body() dto: AssignResourcesDto) {
-    return this.service.assignResources(id, dto);
+  assign(@Param('roleCode') roleCode: string, @Body() dto: AssignResourcesDto) {
+    return this.service.assignResources(roleCode, dto);
+  }
+
+  @Get(':roleCode/orgs')
+  @RequirePermissions(Permissions.role.list)
+  orgs(@Param('roleCode') roleCode: string) {
+    return this.service.assignedOrgs(roleCode);
+  }
+
+  @Put(':roleCode/orgs')
+  @RequirePermissions(Permissions.role.update)
+  @AuditLog('role', 'assign-org')
+  assignOrgs(@Param('roleCode') roleCode: string, @Body() dto: AssignOrgsDto) {
+    return this.service.assignOrgs(roleCode, dto);
   }
 }
diff --git a/src/roles/roles.service.ts b/src/roles/roles.service.ts
index d248ece..e6a492f 100644
--- a/src/roles/roles.service.ts
+++ b/src/roles/roles.service.ts
@@ -4,7 +4,7 @@ import { PrismaService } from '../prisma/prisma.service.js';
 import { RedisService } from '../common/redis/redis.service.js';
 import { getRequestContext } from '../common/context/request-context.js';
 import { PLATFORM_PERMISSION_PREFIX, PLATFORM_TENANT_CODE, RESERVED_ROLE_CODES } from '../common/constants.js';
-import { AssignResourcesDto, CreateRoleDto, ListRoleQuery, UpdateRoleDto } from './dto.js';
+import { AssignOrgsDto, AssignResourcesDto, CreateRoleDto, ListRoleQuery, UpdateRoleDto } from './dto.js';
 
 @Injectable()
 export class RolesService extends BaseCrudService {
@@ -67,6 +67,33 @@ export class RolesService extends BaseCrudService {
     return rows.map((r) => r.resourceCode);
   }
 
+  /** 角色已分配的数据权限部门 code 列表（data_scope=custom）。 */
+  async assignedOrgs(roleCode: string) {
+    const ctx = getRequestContext()!;
+    const rows = await this.prisma.client.roleOrg.findMany({
+      where: { tenantCode: ctx.tenantCode, roleCode },
+      select: { orgCode: true },
+    });
+    return rows.map((r) => r.orgCode);
+  }
+
+  /** 分配数据权限部门（事务化替换）。 */
+  async assignOrgs(roleCode: string, dto: AssignOrgsDto) {
+    const ctx = getRequestContext()!;
+    const role = await this.db().findFirst({ where: { code: roleCode } });
+    if (!role) throw new BadRequestException('角色不存在');
+    await this.prisma.raw.$transaction(async (tx) => {
+      await tx.roleOrg.deleteMany({ where: { tenantCode: ctx.tenantCode, roleCode } });
+      if (dto.orgCodes.length > 0) {
+        await tx.roleOrg.createMany({
+          data: dto.orgCodes.map((orgCode) => ({ tenantCode: ctx.tenantCode, roleCode, orgCode })),
+        });
+      }
+    });
+    await this.redis.delByPrefix(`perm:${ctx.tenantCode}:`);
+    return null;
+  }
+
   async assignResources(roleCode: string, dto: AssignResourcesDto) {
     const ctx = getRequestContext()!;
     // 平台级权限（tenant:*）仅平台租户可授予，非平台租户一律剥离
@@ -76,6 +103,18 @@ export class RolesService extends BaseCrudService {
         : dto.resourceCodes.filter((code) => !code.startsWith(PLATFORM_PERMISSION_PREFIX));
     const role = await this.db().findFirst({ where: { code: roleCode } });
     if (!role) throw new BadRequestException('角色不存在');
+    // 校验 resourceCodes 存在性（避免静默忽略错误码）
+    const existing = resourceCodes.length
+      ? await this.prisma.client.resource.findMany({
+          where: { tenantCode: ctx.tenantCode, code: { in: resourceCodes }, deletedAt: null },
+          select: { code: true },
+        })
+      : [];
+    const validCodes = existing.map((r) => r.code);
+    if (validCodes.length !== resourceCodes.length) {
+      const invalid = resourceCodes.filter((c) => !validCodes.includes(c));
+      throw new BadRequestException(`资源不存在：${invalid.join(', ')}`);
+    }
     // 事务化：删除 + 重建授权，避免中途失败导致角色授权被清空
     await this.prisma.client.$transaction(async (tx) => {
       await tx.roleResource.deleteMany({ where: { tenantCode: ctx.tenantCode, roleCode } });
diff --git a/src/tenants/tenants.service.ts b/src/tenants/tenants.service.ts
index a180b64..087240e 100644
--- a/src/tenants/tenants.service.ts
+++ b/src/tenants/tenants.service.ts
@@ -4,6 +4,7 @@ import type { PrismaClient } from '@prisma/client';
 import { BaseCrudService } from '../common/base-crud.service.js';
 import { PrismaService } from '../prisma/prisma.service.js';
 import { RedisService } from '../common/redis/redis.service.js';
+import { getRequestContext } from '../common/context/request-context.js';
 import { TENANT_ADMIN_ROLE_CODE } from '../common/constants.js';
 import { initTenant } from '../common/tenant-template.js';
 import { CreateTenantDto, ListTenantQuery, UpdateTenantDto } from './dto.js';
@@ -19,11 +20,18 @@ export class TenantsService extends BaseCrudService {
 
   /** 创建租户并初始化（事务化）；未提供管理员密码时生成随机密码返回。 */
   async createTenant(dto: CreateTenantDto) {
+    const ctx = getRequestContext();
     const code = dto.code;
     const adminPassword = dto.adminPassword ?? randomUUID().slice(0, 12);
     await this.prisma.raw.$transaction(async (tx) => {
       await tx.tenant.create({
-        data: { code, name: dto.name, status: dto.status ?? 'enabled', remark: dto.remark },
+        data: {
+          code,
+          name: dto.name,
+          status: dto.status ?? 'enabled',
+          remark: dto.remark,
+          createdBy: ctx?.userId ?? null,
+        },
       });
       await initTenant({
         prisma: tx as unknown as PrismaClient,
diff --git a/src/users/users.controller.ts b/src/users/users.controller.ts
index d4dac8a..59fb309 100644
--- a/src/users/users.controller.ts
+++ b/src/users/users.controller.ts
@@ -2,6 +2,7 @@ import { Body, Controller, Delete, Get, Param, Patch, Post, Put, Query } from '@
 import { Permissions } from '../common/permissions.js';
 import { AuditLog, RequirePermissions } from '../auth/decorators.js';
 import { AssignRolesDto, CreateUserDto, ListUserQuery, ResetPasswordDto, UpdateUserDto } from './dto.js';
+import { BatchDeleteDto } from '../common/page.dto.js';
 import { UsersService } from './users.service.js';
 
 @Controller('users')
@@ -60,4 +61,11 @@ export class UsersController {
   remove(@Param('id') id: string) {
     return this.service.softRemove(id);
   }
+
+  @Post('batch-delete')
+  @RequirePermissions(Permissions.user.delete)
+  @AuditLog('user', 'batch-delete')
+  batchDelete(@Body() dto: BatchDeleteDto) {
+    return this.service.batchDelete(dto.ids);
+  }
 }
diff --git a/src/users/users.service.ts b/src/users/users.service.ts
index f7c3c12..23e759e 100644
--- a/src/users/users.service.ts
+++ b/src/users/users.service.ts
@@ -81,6 +81,19 @@ export class UsersService extends BaseCrudService {
     return this.omitPasswordHash(removed);
   }
 
+  /** 批量删除：逐个软删 + 吊销会话，收集失败项。 */
+  async batchDelete(ids: string[]) {
+    const failed: string[] = [];
+    for (const id of ids) {
+      try {
+        await this.softRemove(id);
+      } catch {
+        failed.push(id);
+      }
+    }
+    return { total: ids.length, success: ids.length - failed.length, failed };
+  }
+
   /** 吊销该用户所有会话：tokenVersion 自增 + 删 refresh token + 清缓存。 */
   private async invalidateSessions(userId: string): Promise<void> {
     const ctx = getRequestContext();