diff --git a/src/main/kotlin/top/fatweb/api/controller/permission/AuthenticationController.kt b/src/main/kotlin/top/fatweb/api/controller/permission/AuthenticationController.kt
index f5acf94..c6f52e0 100644
--- a/src/main/kotlin/top/fatweb/api/controller/permission/AuthenticationController.kt
+++ b/src/main/kotlin/top/fatweb/api/controller/permission/AuthenticationController.kt
@@ -7,7 +7,6 @@ import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.PostMapping
 import org.springframework.web.bind.annotation.RequestBody
 import top.fatweb.api.annotation.BaseController
-import top.fatweb.api.converter.permission.UserConverter
 import top.fatweb.api.entity.common.ResponseCode
 import top.fatweb.api.entity.common.ResponseResult
 import top.fatweb.api.param.permission.LoginParam
@@ -46,7 +45,7 @@ class AuthenticationController(
         ResponseResult.success(
             ResponseCode.PERMISSION_LOGIN_SUCCESS,
             "Login success",
-            authenticationService.login(request, UserConverter.loginParamToUser(loginParam))
+            authenticationService.login(request, loginParam)
         )
 
     /**
diff --git a/src/main/kotlin/top/fatweb/api/converter/permission/UserConverter.kt b/src/main/kotlin/top/fatweb/api/converter/permission/UserConverter.kt
index 1d3cb5b..c488e3d 100644
--- a/src/main/kotlin/top/fatweb/api/converter/permission/UserConverter.kt
+++ b/src/main/kotlin/top/fatweb/api/converter/permission/UserConverter.kt
@@ -5,7 +5,6 @@ import top.fatweb.api.entity.permission.Group
 import top.fatweb.api.entity.permission.Role
 import top.fatweb.api.entity.permission.User
 import top.fatweb.api.entity.permission.UserInfo
-import top.fatweb.api.param.permission.LoginParam
 import top.fatweb.api.param.permission.user.UserAddParam
 import top.fatweb.api.param.permission.user.UserUpdateParam
 import top.fatweb.api.vo.PageVo
@@ -22,21 +21,6 @@ import top.fatweb.avatargenerator.GitHubAvatar
  * @since 1.0.0
  */
 object UserConverter {
-    /**
-     * Convert LoginParam object into User object
-     *
-     * @param loginParam LoginParam object
-     * @return User object
-     * @author FatttSnake, fatttsnake@gmail.com
-     * @since 1.0.0
-     * @see LoginParam
-     * @see User
-     */
-    fun loginParamToUser(loginParam: LoginParam) = User().apply {
-        username = loginParam.username
-        password = loginParam.password
-    }
-
     /**
      * Convert User object into UserWithPowerInfoVo object
      *
diff --git a/src/main/kotlin/top/fatweb/api/mapper/permission/UserMapper.kt b/src/main/kotlin/top/fatweb/api/mapper/permission/UserMapper.kt
index 88f3c39..5a3489f 100644
--- a/src/main/kotlin/top/fatweb/api/mapper/permission/UserMapper.kt
+++ b/src/main/kotlin/top/fatweb/api/mapper/permission/UserMapper.kt
@@ -17,15 +17,15 @@ import top.fatweb.api.entity.permission.User
 @Mapper
 interface UserMapper : BaseMapper<User> {
     /**
-     * Select one user with power and information by username
+     * Select one user with power and information by username or email
      *
-     * @param username Username
+     * @param account Username or email
      * @return User object with power and information
      * @author FatttSnake, fatttsnake@gmail.com
      * @since 1.0.0
      * @see User
      */
-    fun selectOneWithPowerInfoByUsername(@Param("username") username: String): User?
+    fun selectOneWithPowerInfoByAccount(@Param("account") account: String): User?
 
     /**
      * Select user in page
diff --git a/src/main/kotlin/top/fatweb/api/param/permission/LoginParam.kt b/src/main/kotlin/top/fatweb/api/param/permission/LoginParam.kt
index b937123..a638d53 100644
--- a/src/main/kotlin/top/fatweb/api/param/permission/LoginParam.kt
+++ b/src/main/kotlin/top/fatweb/api/param/permission/LoginParam.kt
@@ -12,14 +12,14 @@ import jakarta.validation.constraints.NotBlank
 @Schema(description = "登录请求参数")
 data class LoginParam(
     /**
-     * Username
+     * Account
      *
      * @author FatttSnake, fatttsnake@gmail.com
      * @since 1.0.0
      */
-    @Schema(description = "用户名", example = "test", required = true)
-    @field:NotBlank(message = "Username can not be blank")
-    val username: String? = null,
+    @Schema(description = "账户", example = "test", required = true)
+    @field:NotBlank(message = "Account can not be blank")
+    val account: String? = null,
 
     /**
      * Password
diff --git a/src/main/kotlin/top/fatweb/api/param/permission/user/UserAddParam.kt b/src/main/kotlin/top/fatweb/api/param/permission/user/UserAddParam.kt
index f4fc726..50e7f14 100644
--- a/src/main/kotlin/top/fatweb/api/param/permission/user/UserAddParam.kt
+++ b/src/main/kotlin/top/fatweb/api/param/permission/user/UserAddParam.kt
@@ -2,6 +2,7 @@ package top.fatweb.api.param.permission.user
 
 import io.swagger.v3.oas.annotations.media.Schema
 import jakarta.validation.constraints.NotBlank
+import jakarta.validation.constraints.Pattern
 import java.time.LocalDateTime
 
 /**
@@ -94,6 +95,7 @@ data class UserAddParam(
      * @since 1.0.0
      */
     @Schema(description = "邮箱")
+    @Pattern(regexp = "^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*\$", message = "Illegal email address")
     val email: String?,
 
     /**
diff --git a/src/main/kotlin/top/fatweb/api/param/permission/user/UserUpdateParam.kt b/src/main/kotlin/top/fatweb/api/param/permission/user/UserUpdateParam.kt
index 8d9f350..eb76dbe 100644
--- a/src/main/kotlin/top/fatweb/api/param/permission/user/UserUpdateParam.kt
+++ b/src/main/kotlin/top/fatweb/api/param/permission/user/UserUpdateParam.kt
@@ -2,6 +2,7 @@ package top.fatweb.api.param.permission.user
 
 import io.swagger.v3.oas.annotations.media.Schema
 import jakarta.validation.constraints.NotNull
+import jakarta.validation.constraints.Pattern
 import java.time.LocalDateTime
 
 /**
@@ -94,6 +95,7 @@ data class UserUpdateParam(
      * @since 1.0.0
      */
     @Schema(description = "邮箱")
+    @Pattern(regexp = "^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*\$", message = "Illegal email address")
     val email: String?,
 
     /**
diff --git a/src/main/kotlin/top/fatweb/api/service/permission/IAuthenticationService.kt b/src/main/kotlin/top/fatweb/api/service/permission/IAuthenticationService.kt
index b6d459b..3ec2c2b 100644
--- a/src/main/kotlin/top/fatweb/api/service/permission/IAuthenticationService.kt
+++ b/src/main/kotlin/top/fatweb/api/service/permission/IAuthenticationService.kt
@@ -2,6 +2,7 @@ package top.fatweb.api.service.permission
 
 import jakarta.servlet.http.HttpServletRequest
 import top.fatweb.api.entity.permission.User
+import top.fatweb.api.param.permission.LoginParam
 import top.fatweb.api.vo.permission.LoginVo
 import top.fatweb.api.vo.permission.TokenVo
 
@@ -16,7 +17,7 @@ interface IAuthenticationService {
      * Login
      *
      * @param request
-     * @param user User object
+     * @param loginParam Login parameters
      * @return LoginVo object
      * @author FatttSnake, fatttsnake@gmail.com
      * @since 1.0.0
@@ -24,7 +25,7 @@ interface IAuthenticationService {
      * @see User
      * @see LoginVo
      */
-    fun login(request: HttpServletRequest, user: User): LoginVo
+    fun login(request: HttpServletRequest, loginParam: LoginParam): LoginVo
 
     /**
      * Logout
diff --git a/src/main/kotlin/top/fatweb/api/service/permission/IUserService.kt b/src/main/kotlin/top/fatweb/api/service/permission/IUserService.kt
index 5dc403a..a208420 100644
--- a/src/main/kotlin/top/fatweb/api/service/permission/IUserService.kt
+++ b/src/main/kotlin/top/fatweb/api/service/permission/IUserService.kt
@@ -19,15 +19,15 @@ import top.fatweb.api.vo.permission.UserWithRoleInfoVo
  */
 interface IUserService : IService<User> {
     /**
-     * Get user with power by username
+     * Get user with power by username or email
      *
-     * @param username Username
+     * @param account Username or email
      * @return User object
      * @author FatttSnake, fatttsnake@gmail.com
      * @since 1.0.0
      * @see User
      */
-    fun getUserWithPowerByUsername(username: String): User?
+    fun getUserWithPowerByAccount(account: String): User?
 
     /**
      * Get user information
diff --git a/src/main/kotlin/top/fatweb/api/service/permission/impl/AuthenticationServiceImpl.kt b/src/main/kotlin/top/fatweb/api/service/permission/impl/AuthenticationServiceImpl.kt
index 2e4f5cb..c57a22a 100644
--- a/src/main/kotlin/top/fatweb/api/service/permission/impl/AuthenticationServiceImpl.kt
+++ b/src/main/kotlin/top/fatweb/api/service/permission/impl/AuthenticationServiceImpl.kt
@@ -12,6 +12,7 @@ import top.fatweb.api.entity.permission.LoginUser
 import top.fatweb.api.entity.permission.User
 import top.fatweb.api.entity.system.EventLog
 import top.fatweb.api.exception.TokenHasExpiredException
+import top.fatweb.api.param.permission.LoginParam
 import top.fatweb.api.properties.SecurityProperties
 import top.fatweb.api.service.permission.IAuthenticationService
 import top.fatweb.api.service.permission.IUserService
@@ -42,8 +43,9 @@ class AuthenticationServiceImpl(
     private val logger: Logger = LoggerFactory.getLogger(this::class.java)
 
     @EventLogRecord(EventLog.Event.LOGIN)
-    override fun login(request: HttpServletRequest, user: User): LoginVo {
-        val usernamePasswordAuthenticationToken = UsernamePasswordAuthenticationToken(user.username, user.password)
+    override fun login(request: HttpServletRequest, loginParam: LoginParam): LoginVo {
+        val usernamePasswordAuthenticationToken =
+            UsernamePasswordAuthenticationToken(loginParam.account, loginParam.password)
         val authentication = authenticationManager.authenticate(usernamePasswordAuthenticationToken)
         authentication ?: let {
             throw RuntimeException("Login failed")
@@ -52,13 +54,13 @@ class AuthenticationServiceImpl(
         val loginUser = authentication.principal as LoginUser
         loginUser.user.password = ""
 
-        logger.info("用户登录 [用户名: '{}', IP: '{}']", user.username, request.remoteAddr)
+        logger.info("用户登录 [用户名: '{}', IP: '{}']", loginUser.username, request.remoteAddr)
         userService.update(User().apply {
             currentLoginIp = request.remoteAddr
             currentLoginTime = LocalDateTime.now(ZoneOffset.UTC)
             lastLoginIp = loginUser.user.currentLoginIp
             lastLoginTime = loginUser.user.currentLoginTime
-        }, KtUpdateWrapper(User()).eq(User::username, user.username))
+        }, KtUpdateWrapper(User()).eq(User::username, loginUser.username))
 
         val userId = loginUser.user.id.toString()
         val jwt = JwtUtil.createJwt(userId)
diff --git a/src/main/kotlin/top/fatweb/api/service/permission/impl/UserDetailsServiceImpl.kt b/src/main/kotlin/top/fatweb/api/service/permission/impl/UserDetailsServiceImpl.kt
index a1bce50..f92d344 100644
--- a/src/main/kotlin/top/fatweb/api/service/permission/impl/UserDetailsServiceImpl.kt
+++ b/src/main/kotlin/top/fatweb/api/service/permission/impl/UserDetailsServiceImpl.kt
@@ -16,8 +16,8 @@ import top.fatweb.api.service.permission.IUserService
  */
 @Service
 class UserDetailsServiceImpl(val userService: IUserService) : UserDetailsService {
-    override fun loadUserByUsername(username: String): UserDetails {
-        val user = userService.getUserWithPowerByUsername(username)
+    override fun loadUserByUsername(account: String): UserDetails {
+        val user = userService.getUserWithPowerByAccount(account)
         user ?: let { throw Exception("Username not found") }
 
         return LoginUser(user)
diff --git a/src/main/kotlin/top/fatweb/api/service/permission/impl/UserServiceImpl.kt b/src/main/kotlin/top/fatweb/api/service/permission/impl/UserServiceImpl.kt
index 3dfa092..f35f537 100644
--- a/src/main/kotlin/top/fatweb/api/service/permission/impl/UserServiceImpl.kt
+++ b/src/main/kotlin/top/fatweb/api/service/permission/impl/UserServiceImpl.kt
@@ -61,8 +61,8 @@ class UserServiceImpl(
     private val userRoleService: IUserRoleService,
     private val userGroupService: IUserGroupService
 ) : ServiceImpl<UserMapper, User>(), IUserService {
-    override fun getUserWithPowerByUsername(username: String): User? {
-        val user = baseMapper.selectOneWithPowerInfoByUsername(username)
+    override fun getUserWithPowerByAccount(account: String): User? {
+        val user = baseMapper.selectOneWithPowerInfoByAccount(account)
         user ?: let { return null }
 
         if (user.id == 0L) {
@@ -76,7 +76,7 @@ class UserServiceImpl(
     }
 
     override fun getInfo() = WebUtil.getLoginUsername()
-        ?.let { username -> getUserWithPowerByUsername(username)?.let { UserConverter.userToUserWithPowerInfoVo(it) } }
+        ?.let { username -> getUserWithPowerByAccount(username)?.let { UserConverter.userToUserWithPowerInfoVo(it) } }
 
     override fun getPage(userGetParam: UserGetParam?): PageVo<UserWithRoleInfoVo> {
         val userIdsPage = Page<Long>(userGetParam?.currentPage ?: 1, userGetParam?.pageSize ?: 20)
diff --git a/src/main/resources/db/migration/master/V1_0_0_231104__Add_table_'t_user_info'.sql b/src/main/resources/db/migration/master/V1_0_0_231104__Add_table_'t_user_info'.sql
index 0231a70..916e1fa 100644
--- a/src/main/resources/db/migration/master/V1_0_0_231104__Add_table_'t_user_info'.sql
+++ b/src/main/resources/db/migration/master/V1_0_0_231104__Add_table_'t_user_info'.sql
@@ -6,10 +6,11 @@ create table if not exists t_user_info
     user_id     bigint       not null comment '用户ID',
     nickname    varchar(50)  null comment '昵称',
     avatar      text         null comment '头像',
-    email       varchar(100) null comment '邮箱',
+    email       varchar(100) not null comment '邮箱',
     create_time datetime     not null default (utc_timestamp()) comment '创建时间',
     update_time datetime     not null default (utc_timestamp()) comment '修改时间',
     deleted     bigint       not null default 0,
     version     int          not null default 0,
-    constraint t_user_info_unique unique (user_id, deleted)
+    constraint t_user_info_unique_user_id unique (user_id, deleted),
+    constraint t_user_info_unique_email unique (email, deleted)
 ) comment '用户资料表';
\ No newline at end of file
diff --git a/src/main/resources/mapper/permission/UserMapper.xml b/src/main/resources/mapper/permission/UserMapper.xml
index cf2ff7c..52587ee 100644
--- a/src/main/resources/mapper/permission/UserMapper.xml
+++ b/src/main/resources/mapper/permission/UserMapper.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="top.fatweb.api.mapper.permission.UserMapper">
-    <select id="selectOneWithPowerInfoByUsername" resultMap="userWithPowerInfoMap">
+    <select id="selectOneWithPowerInfoByAccount" resultMap="userWithPowerInfoMap">
         select t_user.id                     as user_id,
                t_user.username               as user_username,
                t_user.password               as user_password,
@@ -55,7 +55,7 @@
                  left join t_func as tf on tp.id = tf.id
                  left join t_operation as t on tp.id = t.id
         where t_user.deleted = 0
-          and t_user.username = #{username};
+          and (tui.email = #{account} or t_user.username = #{account});
     </select>
 
     <select id="selectPage" resultType="long">