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

 package cn.itcast.encode;

 import org.apache.commons.lang3.RandomStringUtils;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.util.DigestUtils;

 import java.io.UnsupportedEncodingException;

 public class MD5Demo {
     public static void main(String[] args) throws UnsupportedEncodingException {
 //        String password = "liu123";
 //        String password = "mozq123";
         String password = "liubei123";
 //        String s = DigestUtils.md5DigestAsHex(password.getBytes());

         //进行加盐
 //        String salt = "mozq";

         //生成随机盐值
 //        String salt = RandomStringUtils.random(10);
 //        String salt = RandomStringUtils.randomAlphabetic(10);
         String salt = RandomStringUtils.randomAlphabetic(5, 8);
         System.out.println(salt);
         System.out.println(salt.length());

         String passwordSalt = salt + password;
         //获取MD5加密工具，进行加密
 //        String s = DigestUtils.md5DigestAsHex(passwordSalt.getBytes());

         /*
             Spring给出的加密解决方案
          */
         BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
             String s = encoder.encode(password);
         //$2a$10$RcVrPsuSd3BPiBWdXF.ncO96Ls99VSIY92zZ0.z7F6jFPmjsRzaOC
         //$2a$10$M.fk6zjeH/7By7Krcem0u.wWsdSiorJ2do98QLZJjssUWwx2eCfeW
         System.out.println(s);
         System.out.println(s.length());
     }
 }

Spring加密工具BCryptPasswordEncoder