diff --git a/backend/src/main/java/com/qqchen/deploy/backend/api/UserApiController.java b/backend/src/main/java/com/qqchen/deploy/backend/api/UserApiController.java
index 949ec0db..bdaafaff 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/api/UserApiController.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/api/UserApiController.java
@@ -40,6 +40,13 @@ public class UserApiController extends BaseController<User, UserDTO, Long, UserQ
         return Response.success(userService.getCurrentUserResponse());
     }
 
+    @Operation(summary = "重置用户密码")
+    @PostMapping("/{id}/reset-password")
+    public Response<Void> resetPassword(@PathVariable Long id, @RequestBody String newPassword) {
+        userService.resetPassword(id, newPassword);
+        return Response.success();
+    }
+
     @Override
     protected void exportData(HttpServletResponse response, List<UserDTO> data) {
         response.setContentType("application/vnd.ms-excel");
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/converter/UserConverter.java b/backend/src/main/java/com/qqchen/deploy/backend/converter/UserConverter.java
index ec31f97b..3ab42a5a 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/converter/UserConverter.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/converter/UserConverter.java
@@ -6,6 +6,8 @@ import com.qqchen.deploy.backend.model.UserDTO;
 import com.qqchen.deploy.backend.model.response.LoginResponse;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mapping;
+import org.mapstruct.MappingTarget;
+import org.mapstruct.Mappings;
 
 @Mapper(config = BaseConverter.class)
 public interface UserConverter extends BaseConverter<User, UserDTO> {
@@ -22,4 +24,18 @@ public interface UserConverter extends BaseConverter<User, UserDTO> {
     @Mapping(target = "token", ignore = true)
     @Mapping(target = "id", ignore = true)
     LoginResponse toLoginResponse(UserDTO userDTO);
+
+    @Override
+    @Mappings({
+        @Mapping(target = "id", ignore = true),
+        @Mapping(target = "password", ignore = true),
+        @Mapping(target = "createTime", ignore = true),
+        @Mapping(target = "createBy", ignore = true),
+        @Mapping(target = "updateTime", ignore = true),
+        @Mapping(target = "updateBy", ignore = true),
+        @Mapping(target = "version", ignore = true),
+        @Mapping(target = "deleted", ignore = true)
+    })
+    void updateEntity(@MappingTarget User entity, UserDTO dto);
+
 }
\ No newline at end of file
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/framework/converter/BaseConverter.java b/backend/src/main/java/com/qqchen/deploy/backend/framework/converter/BaseConverter.java
index 4eccba00..95c4be0e 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/framework/converter/BaseConverter.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/framework/converter/BaseConverter.java
@@ -15,7 +15,7 @@ import java.util.stream.Collectors;
     unmappedTargetPolicy = org.mapstruct.ReportingPolicy.IGNORE
 )
 public interface BaseConverter<T extends Entity<?>, D extends BaseDTO> {
-    
+
     @Mappings({
         @Mapping(target = "id", source = "id"),
         @Mapping(target = "createTime", source = "createTime"),
@@ -26,7 +26,7 @@ public interface BaseConverter<T extends Entity<?>, D extends BaseDTO> {
         @Mapping(target = "deleted", source = "deleted")
     })
     D toDto(T entity);
-    
+
     @Mappings({
         @Mapping(target = "id", source = "id"),
         @Mapping(target = "createTime", source = "createTime"),
@@ -37,22 +37,24 @@ public interface BaseConverter<T extends Entity<?>, D extends BaseDTO> {
         @Mapping(target = "deleted", source = "deleted")
     })
     T toEntity(D dto);
-    
+
     @Mappings({
         @Mapping(target = "id", ignore = true),
         @Mapping(target = "createTime", ignore = true),
         @Mapping(target = "createBy", ignore = true),
+        @Mapping(target = "updateTime", ignore = true),
+        @Mapping(target = "updateBy", ignore = true),
         @Mapping(target = "version", ignore = true),
         @Mapping(target = "deleted", ignore = true)
     })
     void updateEntity(@MappingTarget T entity, D dto);
-    
+
     List<D> toDtoList(List<T> entityList);
-    
+
     default Page<D> toDtoPage(Page<T> page) {
         return page.map(this::toDto);
     }
-    
+
     default List<T> toEntityList(List<D> dtos) {
         if (dtos == null) return null;
         return dtos.stream()
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/framework/dto/BaseDTO.java b/backend/src/main/java/com/qqchen/deploy/backend/framework/dto/BaseDTO.java
index dee7d80c..e00f7766 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/framework/dto/BaseDTO.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/framework/dto/BaseDTO.java
@@ -21,7 +21,7 @@ public class BaseDTO implements Serializable {
 
     private Integer version;
 
-    private Boolean deleted;
+    private Boolean deleted = false;
 
     // 扩展字段，用于存储额外的属性
     private Map<String, Object> extraData;
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/framework/utils/PasswordGenerator.java b/backend/src/main/java/com/qqchen/deploy/backend/framework/utils/PasswordGenerator.java
index b0ba18bd..44475cfe 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/framework/utils/PasswordGenerator.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/framework/utils/PasswordGenerator.java
@@ -3,15 +3,30 @@ package com.qqchen.deploy.backend.framework.utils;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 
 public class PasswordGenerator {
+    private static final BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
+    
+    /**
+     * 加密密码
+     */
+    public static String encode(String rawPassword) {
+        return encoder.encode(rawPassword);
+    }
+    
+    /**
+     * 验证密码
+     */
+    public static boolean matches(String rawPassword, String encodedPassword) {
+        return encoder.matches(rawPassword, encodedPassword);
+    }
+    
+    /**
+     * 生成示例密码(仅用于测试)
+     */
     public static void main(String[] args) {
-        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
         String rawPassword = "admin123";
-        String encodedPassword = encoder.encode(rawPassword);
+        String encodedPassword = encode(rawPassword);
         System.out.println("Raw password: " + rawPassword);
         System.out.println("Encoded password: " + encodedPassword);
-        
-        // 验证密码
-        boolean matches = encoder.matches(rawPassword, encodedPassword);
-        System.out.println("Password matches: " + matches);
+        System.out.println("Password matches: " + matches(rawPassword, encodedPassword));
     }
 } 
\ No newline at end of file
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/model/UserDTO.java b/backend/src/main/java/com/qqchen/deploy/backend/model/UserDTO.java
index 9517d02c..07adbc3f 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/model/UserDTO.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/model/UserDTO.java
@@ -10,8 +10,6 @@ import java.util.Set;
 @EqualsAndHashCode(callSuper = true)
 public class UserDTO extends BaseDTO {
 
-    private Long id;
-
     private String username;
 
     private String nickname;
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/service/IUserService.java b/backend/src/main/java/com/qqchen/deploy/backend/service/IUserService.java
index 3885c619..80162f34 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/service/IUserService.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/service/IUserService.java
@@ -38,4 +38,8 @@ public interface IUserService extends IBaseService<User, UserDTO, Long> {
      */
     @Transactional(readOnly = true)
     LoginResponse getCurrentUserResponse();
+
+    @Transactional(readOnly = false)
+    @Audited(action = "RESET_PASSWORD", detail = "重置密码")
+    void resetPassword(Long userId, String newPassword);
 }
\ No newline at end of file
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/service/impl/UserServiceImpl.java b/backend/src/main/java/com/qqchen/deploy/backend/service/impl/UserServiceImpl.java
index ad3eff71..5104af85 100644
--- a/backend/src/main/java/com/qqchen/deploy/backend/service/impl/UserServiceImpl.java
+++ b/backend/src/main/java/com/qqchen/deploy/backend/service/impl/UserServiceImpl.java
@@ -8,6 +8,7 @@ import com.qqchen.deploy.backend.framework.exception.BusinessException;
 import com.qqchen.deploy.backend.framework.security.SecurityUtils;
 import com.qqchen.deploy.backend.framework.security.util.JwtTokenUtil;
 import com.qqchen.deploy.backend.framework.service.impl.BaseServiceImpl;
+import com.qqchen.deploy.backend.framework.utils.PasswordGenerator;
 import com.qqchen.deploy.backend.model.request.LoginRequest;
 import com.qqchen.deploy.backend.model.request.UserRequest;
 import com.qqchen.deploy.backend.model.response.LoginResponse;
@@ -148,4 +149,15 @@ public class UserServiceImpl extends BaseServiceImpl<User, UserDTO, Long> implem
         UserDTO userDTO = getCurrentUser();
         return userConverter.toLoginResponse(userDTO);
     }
+
+    @Override
+    @Transactional(readOnly = false)
+    @Audited(action = "RESET_PASSWORD", detail = "重置密码")
+    public void resetPassword(Long userId, String newPassword) {
+        User user = findEntityById(userId);
+        String encodedPassword = PasswordGenerator.encode(newPassword);
+        user.setPassword(encodedPassword);
+        repository.save(user);
+        log.info("用户 {} 密码已重置", user.getUsername());
+    }
 }
\ No newline at end of file