1. 程式人生 > 程式設計 >Springboot 整合shiro實現許可權控制的方法

Springboot 整合shiro實現許可權控制的方法

Author:jeffrey

Date:2019-04-08

一、開發環境:

1、mysql - 5.7
2、navicat(mysql客戶端管理工具)
3、idea 2017.2
4、jdk8
5、tomcat 8.5
6、springboot2.1.3
7、mybatis 3
8、shiro1.4
9、maven3.3.9

二、資料庫設計

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三、建立springboot專案

3.1 新增元件

新增 web、lombok、thymeleaf、jdbc、mysql、mybatis等模組;

3.2 pom.xml

<parent>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-parent</artifactId>
  <version>2.1.4.RELEASE</version>
  <relativePath/> <!-- lookup parent from repository -->
 </parent>
	
	<dependencies>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-jdbc</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-thymeleaf</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
		</dependency>
		<dependency>
			<groupId>org.mybatis.spring.boot</groupId>
			<artifactId>mybatis-spring-boot-starter</artifactId>
			<version>2.0.1</version>
		</dependency>
		<!--配置shiro依賴包-->
		<dependency>
			<groupId>org.apache.shiro</groupId>
			<artifactId>shiro-spring</artifactId>
			<version>1.4.0</version>
		</dependency>
		<!--配置資料庫連線池依賴-->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>druid</artifactId>
			<version>1.0.26</version>
		</dependency>
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.32</version>
		</dependency>
		<!--配置lombok外掛-->
		<dependency>
			<groupId>org.projectlombok</groupId>
			<artifactId>lombok</artifactId>
			<optional>true</optional>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-test</artifactId>
			<scope>test</scope>
		</dependency>
	</dependencies>

	<build>
		<plugins>
			<plugin>
				<groupId>org.springframework.boot</groupId>
				<artifactId>spring-boot-maven-plugin</artifactId>
			</plugin>
		</plugins>
	</build>

3.3 建立專案包結構

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3.4 配置初始化檔案application.yml

#配置服務埠號
server:
 port: 8080
#配置資料來源
spring:
 datasource:
 type: com.alibaba.druid.pool.DruidDataSource
 driver-class-name: com.mysql.jdbc.Driver
 url: jdbc:mysql://localhost:3306/my_shiro?useUnicode=true&characterEncoding=utf-8
 username: root
 password: 59852369
#配置mybatis
mybatis:
 mapper-locations: classpath:mapper/*.xml
 type-aliases-package: com.qf.domain.pojo

四、程式設計開發

4.1 實體類開發

​ SysUser.java

package com.qf.domain;

import lombok.Data;

import java.io.Serializable;
import java.util.Date;
/**
 * Created by 54110 on 2019-07-05.
 */
@Data
public class SysUser implements Serializable {
 private int userId;//使用者id
 private String loginName;//登入名
 private String password;//
 private Integer state;
 private Date createTime;
 private String realname;

}

SysPermission.java

package com.qf.domain;

import lombok.Data;

import java.io.Serializable;

/**
 * Created by 54110 on 2019-07-05.
 */
@Data
public class SysPermission implements Serializable {
 private int permId;
 private String permName;//許可權名稱
 private String permUrl;//許可權操作地址(路徑)
 private String menuName;//選單名
 private String menuLevel;//選單級別(11:一級;12:二級。。。)
 private String menuCode;//選單編碼(每級兩位數字)
 private int ifValid;
 private String parentCode;
}

4.2 資料訪問層介面開發

SysUserMapper.java

package com.qf.mapper;

import com.qf.domain.SysUser;
import org.apache.ibatis.annotations.Mapper;

/**
 * Created by 54110 on 2019-07-05.
 */
@Mapper
public interface SysUserMapper {
 public SysUser findUserByUsername(String username);
}

SysPermissionMapper

package com.qf.mapper;

import com.qf.domain.SysPermission;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

/**
 * Created by 54110 on 2019-07-05.
 */
@Mapper
public interface SysPermissionMapper {
 //	根據使用者登入名查詢其所擁有的許可權
 public List<SysPermission> findPermissionsByLoginName(String loginName);
}

4.3 Mybatis對映開發

SysUsersMapper.xml

<?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="com.qf.mapper.SysUserMapper">
 <resultMap type="com.qf.domain.SysUser" id="userMap">
  <id column="USERID" property="userid" />
  <result column="LOGIN_NAME" property="loginName" />
  <result column="PASSWORD" property="password" />
  <result column="STATE" property="state" />
  <result column="CREATE_TIME" property="createTime" />
  <result column="REALNAME" property="realname" />
 </resultMap>

 <sql id="tbusers_columns">
  PASSWORD,LOGIN_NAME,CREATE_TIME,REALNAME,STATE
 </sql>
 <!--根據使用者名稱查詢物件 -->
 <select id="findUserByUsername" parameterType="string" resultMap="userMap">
  SELECT
  <include refid="tbusers_columns"></include>
  FROM
  TB_SYS_USER US
  WHERE
  US.LOGIN_NAME = #{name}
 </select>
</mapper>

SysPermissionMapper.xml

<?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="com.qf.mapper.SysPermissionMapper">
 <resultMap type="com.qf.domain.SysPermission" id="permMap">
  <id column="PERMISSION_ID" property="permId" />
  <result column="PER_NAME" property="permName" />
  <result column="MENU_URL" property="permUrl" />
  <result column="MENU_NAME" property="menuName" />
  <result column="MENU_TYPE" property="menuLevel" />
  <result column="MENU_CODE" property="menuCode" />
  <result column="PARENT_CODE" property="parentCode" />
  <result column="IF_ViLID" property="ifValid" />

 </resultMap>

 <select id="findPermissionsByLoginName" parameterType="string" resultMap="permMap">

  SELECT
  p.*
  FROM
  TB_SYS_USER us,TB_USER_ROLE ur,TB_SYS_ROLE r,TB_ROLE_PERMISSION rp,TB_SYS_PERMISSION p
  WHERE
  us.USERID = ur.USER_ID AND ur.ROLE_ID = r.ROLE_ID
  AND r.ROLE_ID = rp.ROLE_ID AND rp.PERMISSION_ID = p.PERMISSION_ID
  AND trim(us.LOGIN_NAME) = #{loginName}
  ORDER BY p.MENU_CODE

 </select>
</mapper>

4.4 業務層開發

SysUsersServiceImpl.java

package com.qf.service.impl;

import com.qf.domain.SysUser;
import com.qf.mapper.SysUserMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

/**
 * Created by 54110 on 2019-07-05.
 */
@Service
public class SysUsersServiceImpl {

  @Autowired
  private SysUserMapper userMapper;
  
  public SysUser queryUserByLoginName(String loginName) {

   SysUser tbUsers = userMapper.findUserByUsername(loginName);
   return tbUsers;
  }

}

​SysPermissionServiceImpl.java

package com.qf.service.impl;

import com.qf.domain.SysPermission;
import com.qf.mapper.SysPermissionMapper;
import com.qf.service.SysPermissionService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * Created by 54110 on 2019-07-05.
 */
@Service
public class SysPermissionServiceImpl implements SysPermissionService {

 @Autowired
 private SysPermissionMapper permMapper;
 @Override
 public List<SysPermission> queryPermissionsByLoginName(String loginName) {
  List<SysPermission> list = permMapper.findPermissionsByLoginName(loginName);
  return list;
 }

}

4.5 控制層介面開發

UserController.java

package com.qf.controller;

import com.qf.service.SysUserService;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;

import java.util.Map;

/**
 * Created by 54110 on 2019-07-05.
 */
@Controller
public class UserController {
 @Autowired
 private SysUserService userService;
 // 登入頁(view)展示
 @RequestMapping("/login")
 public String showlogin(){
  return "login";
 }

 /**
  * 登入處理
  * @param map 使用者登入表單資料
  * @return 邏輯檢視
  */
 @RequestMapping(value="dealLogin",method= RequestMethod.POST)
 public String dealLogin(@RequestParam Map<String,Object> map){
  System.out.println( map.values().toString());

  try {
   Subject subject = SecurityUtils.getSubject();//從安全管理器中獲取主體物件
   UsernamePasswordToken token = new UsernamePasswordToken();//構建令牌物件
   token.setUsername(map.get("name").toString());//賦身份資訊
   token.setPassword(map.get("password").toString().toCharArray());//賦憑證資訊
   subject.login(token);//使用主體的login方法判定使用者的許可權
   if(subject.isAuthenticated()){
    //  已登陸
    //  使用者資訊及許可權資訊的儲存(session|| redis)
    return "main";
   }
  } catch (AuthenticationException e) {
   e.printStackTrace();
   System.out.println("登入失敗");
  }
  return "login";
 }
 // 登入且擁有user:
 @RequestMapping("/one")
 public String showCaseOne(){
  return "one";
 }
 @RequestMapping("/two")
 public String showCaseTwo(){
  return "two";
 }
 // 許可權不足時,響應的頁面
 @RequestMapping("/unauth")
 public String showPermission(){
  return "unauth";
 }
 // 使用者登出操作
 @RequestMapping("/logout")
 public String logout(){
  Subject subject = SecurityUtils.getSubject();
  subject.logout();//登出
  return "redirect:login";
 }
}

4.6 關於shiro的開發

a、自定義安全策略

MyShiroRealm.java

package com.qf.shiro;

import com.qf.domain.SysPermission;
import com.qf.domain.SysUser;
import com.qf.service.SysPermissionService;
import com.qf.service.SysUserService;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.SimpleAuthenticationInfo;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.subject.Subject;
import org.springframework.beans.factory.annotation.Autowired;

import java.util.Collection;
import java.util.HashSet;
import java.util.List;

/**
 * Created by 54110 on 2019-07-05.
 */
public class MyShiroRealm extends AuthorizingRealm {
 @Autowired
 private SysUserService sysUserServiceImpl;
 @Autowired
 private SysPermissionService sysPermissionServiceImpl;
 private String username;

 // 系統授權
 @Override
 protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
  Subject subject = SecurityUtils.getSubject();//獲取主體物件
  String username =(String ) subject.getPrincipal();//獲取使用者身份資訊
  List<SysPermission> permissions = sysPermissionService.queryPermissionsByLoginName(username);//根據使用者名稱獲取使用者的許可權資訊
//  許可權去重
  Collection<String > perms = new HashSet<>();
  for (SysPermission perm: permissions ) {
   perms.add(perm.getPermName());
  }
  SimpleAuthorizationInfo simpleAuthorizationInfo = new SimpleAuthorizationInfo();
  simpleAuthorizationInfo.addStringPermissions(perms);//授權
  return simpleAuthorizationInfo;
 }
 //使用者認證
 @Override
 protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
  String username = (String) token.getPrincipal();//獲取使用者資訊

  //根據使用者資訊查詢資料庫獲取後端的使用者身份,轉交給securityManager判定
  SysUser user1 = sysUserService.queryUserByLoginName(username);//從資料庫直接取
  System.out.println(user1);
  if(user1!=null) {
   SimpleAuthenticationInfo simpleAuthenticationInfo = new SimpleAuthenticationInfo(user1.getLoginName(),user1.getPassword(),getName());
   return simpleAuthenticationInfo;
  }
  return null;
 }
}

b、自定義Shiro配置管理

ShiroConfig.java

package com.qf.config;

import com.qf.shiro.MyShiroRealm;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * Created by 54110 on 2019-07-05.
 */
@Configuration
public class ShiroConfig {

 @Bean
 public ShiroFilterFactoryBean shiroFilterFactoryBean(@Qualifier("defaultWebSecurityManager") DefaultWebSecurityManager defaultWebSecurityManager){
  ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
  shiroFilterFactoryBean.setSecurityManager(defaultWebSecurityManager);
  Map<String,String> map = new HashMap<>();
  map.put("/main","authc"); //必須登入才可訪問
  map.put("/one","perms[user_edit]");//只有特定許可權(“user_edit”)的使用者登入後才可訪問
  map.put("/two","perms[user_forbidden]");//只有特定許可權(“user_forbidden”)的使用者登入後才可訪問
  shiroFilterFactoryBean.setLoginUrl("/login");//設定登入頁(匿名)
  shiroFilterFactoryBean.setUnauthorizedUrl("/unauth");//許可權不足的錯誤提示頁
  shiroFilterFactoryBean.setFilterChainDefinitionMap(map);//裝配攔截策略
  return shiroFilterFactoryBean;
 }
 // 配置安全管理器(注入Realm物件)
 @Bean(name="defaultWebSecurityManager")
 public DefaultWebSecurityManager defaultWebSecurityManager(@Qualifier("myShiroRealm") MyShiroRealm myShiroRealm){
  DefaultWebSecurityManager defaultWebSecurityManager = new DefaultWebSecurityManager();
  defaultWebSecurityManager.setRealm(myShiroRealm);
  return defaultWebSecurityManager;
 }

 @Bean(name="myShiroRealm") //使用該註解是的Realm物件由spring容器管理
 public MyShiroRealm myShiroRealm(){
  MyShiroRealm shiroRealm = new MyShiroRealm();
  return shiroRealm;
 }
}

五、功能測試

​ 位址列輸入http://localhost:8080/login

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​ 使用使用者:admin密碼:admin登入,登入成功後顯示頁面如下:

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​ 因為admin2使用者擁有case one功能的操作許可權,所以當滑鼠單擊case one連結時,顯示如下成功訪問頁面

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因為admin2沒有case two訪問許可權,當用戶單擊case two時,會顯示無許可權訪問的頁面:

[外鏈圖片轉存失敗,建議將圖片儲存下來直接上傳(img-geha4PCi-1604249108150)(img/shiro06.png)]

當單擊logout連結時,系統重回登入頁。此時使用使用者test2密碼test2再次登入。因test2使用者無case one許可權,有case two許可權,所以當test2使用者單擊case two時會顯示如下頁面:

[外鏈圖片轉存失敗,建議將圖片儲存下來直接上傳(img-AWZrOeGj-1604249108151)(img/shiro07.png)]

六、啟動shiro註解模式

6.1、在ShiroConfig.java中註釋掉原先使用路徑過濾的許可權攔截語句:

//只有特定許可權(“user_edit”)的使用者登入後才可訪問
// map.put("/one","perms[user_edit]");
//只有特定許可權(“user_forbidden”)的使用者登入後才可訪問
// map.put("/two","perms[user_forbidden]");

6.2、修改ShiroConfig.java類程式碼新增如下內容:

/**
  * 開啟Shiro註解(如@RequiresRoles,@RequiresPermissions),* 需藉助SpringAOP掃描使用Shiro註解的類,並在必要時進行安全邏輯驗證
  * 配置以下兩個bean(DefaultAdvisorAutoProxyCreator和AuthorizationAttributeSourceAdvisor)
  */
 @Bean
 public DefaultAdvisorAutoProxyCreator advisorAutoProxyCreator(){
  DefaultAdvisorAutoProxyCreator advisorAutoProxyCreator = new DefaultAdvisorAutoProxyCreator();
  advisorAutoProxyCreator.setProxyTargetClass(true);
  return advisorAutoProxyCreator;
 }
 /**
  * 開啟aop註解支援
  */
 @Bean
 public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(DefaultWebSecurityManager defaultWebSecurityManager) {
  AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor = new AuthorizationAttributeSourceAdvisor();
  authorizationAttributeSourceAdvisor.setSecurityManager(defaultWebSecurityManager);
  return authorizationAttributeSourceAdvisor;
 }

6.3、修改UserController.java控制器介面程式碼:

// 登入且擁有user:
 @RequiresPermissions(value={"user_edit"})
 @RequestMapping("/one")
 public String showCaseOne(){
  return "one";
 }
 @RequiresPermissions(value={"user_forbidden"})
 @RequestMapping("/two")
 public String showCaseTwo(){
  return "two";
 }

6.4、測試

此事有許可權訪問的也頁面正常,但未授權的頁面,無法進入提示頁,顯示如下:

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​ 後臺亦丟擲org.apache.shiro.authz.AuthorizationException異常:

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6.5、此時使用aop攔截丟擲的異常

package com.jeffrey.exception;

import org.apache.shiro.authz.UnauthorizedException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;

import javax.servlet.http.HttpServletRequest;

/**
 * Created by jeffrey on 2019/4/8.
 */
@ControllerAdvice
public class ExceptionController {

 @ExceptionHandler(value = UnauthorizedException.class)//處理訪問方法時許可權不足問題
 public String defaultErrorHandler(HttpServletRequest req,Exception e) {
  return "unauth";
 }
}

七、shiro密碼的MD5加密處理

7.1.密碼的加密

在資料表中存的密碼不應該是12345,而應該是12345加密之後的字串,而且還要求這個加密演算法是不可逆的,即由加密後的字串不能反推回來原來的密碼,如果能反推回來那這個加密是沒有意義的。

著名的加密演算法,比如 MD5,SHA1

7.2.MD5加密

1). 如何把一個字串加密為MD5

2). 使用MD5加密演算法後,前臺使用者輸入的字串如何使用MD5加密,需要做的是將當前的Realm 的credentialsMatcher屬性,替換為Md5CredentialsMatcher 由於Md5CredentialsMatcher已經過期了,推薦使用HashedCredentialsMatcher 並設定加密演算法即可。

7.3.使用MD5加密

1). 修改ShiroConfig.java檔案新增如下內容;

 /**
  * 密碼校驗規則HashedCredentialsMatcher
  * 這個類是為了對密碼進行編碼的,* 防止密碼在資料庫裡明碼儲存,當然在登陸認證的時候,* 這個類也負責對form裡輸入的密碼進行編碼
  * 處理認證匹配處理器:如果自定義需要實現繼承HashedCredentialsMatcher
  */
 @Bean("hashedCredentialsMatcher")
 public HashedCredentialsMatcher hashedCredentialsMatcher() {
  HashedCredentialsMatcher credentialsMatcher = new HashedCredentialsMatcher();
  //指定加密方式為MD5
  credentialsMatcher.setHashAlgorithmName("MD5");
  //加密次數
  credentialsMatcher.setHashIterations(1024);
  credentialsMatcher.setStoredCredentialsHexEncoded(true);
  return credentialsMatcher;
 }
 @Bean("myShiroRealm")
 public MyShiroRealm myShiroRealm(@Qualifier("hashedCredentialsMatcher") HashedCredentialsMatcher matcher) {
  MyShiroRealm authRealm = new MyShiroRealm();
  authRealm.setAuthorizationCachingEnabled(false);
  authRealm.setCredentialsMatcher(matcher);
  return authRealm;
 }

​ 2).修改MyRealm.java的認證邏輯如下:

//使用者認證
 @Override
 protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
  String username = (String) token.getPrincipal();//獲取使用者資訊

  SysUser user1 = sysUserService.queryUserByLoginName(username);//從資料庫直接取
  System.out.println(user1);
  if(user1!=null) {
   //當前realm物件的name
   String realmName = getName();
   //鹽值
   ByteSource credentialsSalt = ByteSource.Util.bytes(username);
   //封裝使用者資訊,構建AuthenticationInfo物件並返回
   AuthenticationInfo authcInfo = new SimpleAuthenticationInfo(username,credentialsSalt,realmName);
   return authcInfo;

  }
  return null;
 }

​ 3). 通過new SimpleHash(hashAlgorithmName,credentials,salt,hashIterations); 我們可以得到"12345"經過MD5 加密1024後的字串;

package com.jeffrey;

import org.apache.shiro.crypto.hash.SimpleHash;
import org.apache.shiro.util.ByteSource;

/**
 * Created by jeffrey on 2019/4/8.
 */
public class MD5Salt {

 public static void main(String[] args){
  String hashAlgorithName = "MD5";//加密演算法
  String password = "12345";//登陸時的密碼
  int hashIterations =1024;//加密次數
  ByteSource credentialsSalt = ByteSource.Util.bytes("admin2");//使用登入名做為salt
  SimpleHash simpleHash = new SimpleHash(hashAlgorithName,password,hashIterations);
  System.out.println("ok "+simpleHash);
 }

}

​ 使用密文替換資料庫中的明文密碼;

7.4 測試 略。。。。

7.5 後記 為什麼使用 MD5 鹽值加密: 希望即使兩個原始密碼相同,加密得到的兩個字串也不同。

為什麼使用 MD5 鹽值加密:
希望即使兩個原始密碼相同,加密得到的兩個字串也不同。
如何做到:
1). 在 doGetAuthenticationInfo 方法返回值建立 SimpleAuthenticationInfo 物件的時候,需要使用SimpleAuthenticationInfo(principal,realmName) 構造器
2). 使用 ByteSource.Util.bytes() 來計算鹽值.
3). 鹽值需要唯一: 一般使用隨機字串或 user id
4). 使用 new SimpleHash(hashAlgorithmName,hashIterations); 來計算鹽值加密後的密碼的值.

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