用户角色权限查询添加bug集锦 用户密码加密 MD5 加盐 随机盐 spring的加密bcrypt

 1 package cn.itcast.encode;
 2 
 3 import org.apache.commons.lang3.RandomStringUtils;
 4 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 5 import org.springframework.util.DigestUtils;
 6 
 7 import java.io.UnsupportedEncodingException;
 8 
 9 public class MD5Demo {
10     public static void main(String[] args) throws UnsupportedEncodingException {
11 //        String password = "liu123";
12 //        String password = "mozq123";
13         String password = "liubei123";
14 //        String s = DigestUtils.md5DigestAsHex(password.getBytes());
15 
16         //进行加盐
17 //        String salt = "mozq";
18 
19         //生成随机盐值
20 //        String salt = RandomStringUtils.random(10);
21 //        String salt = RandomStringUtils.randomAlphabetic(10);
22         String salt = RandomStringUtils.randomAlphabetic(5, 8);
23         System.out.println(salt);
24         System.out.println(salt.length());
25 
26         String passwordSalt = salt + password;
27         //获取MD5加密工具，进行加密
28 //        String s = DigestUtils.md5DigestAsHex(passwordSalt.getBytes());
29 
30 
31         /*
32             Spring给出的加密解决方案
33          */
34         BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
35             String s = encoder.encode(password);
36         //$2a$10$RcVrPsuSd3BPiBWdXF.ncO96Ls99VSIY92zZ0.z7F6jFPmjsRzaOC
37         //$2a$10$M.fk6zjeH/7By7Krcem0u.wWsdSiorJ2do98QLZJjssUWwx2eCfeW
38         System.out.println(s);
39         System.out.println(s.length());
40     }
41 }

Spring加密工具BCryptPasswordEncoder