Linux安全|Linux下MySQL忘记密码的破解方法

Linux操作系统下,MySQL忘记密码怎么办?

1.确认服务器处于安全状态,因为数据库都很重要,在以下修改mysql的root账户的密码中,任意用户都能访问修改你的数据库,所以建议断网,在不联网的环境下修改。
【Linux安全|Linux下MySQL忘记密码的破解方法】2.关闭MySQL,打开/etc/my.cnf,在[mysqld]的段中加上一句:skip-grant-tables,保存退出。
3. [...] # /etc/init.d/mysqld restart
Stopping MySQL: [ OK ]
Starting MySQL: [ OK ]
4. [...] # /usr/bin/mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3 to server version: 3.23.56
Type 'help; ' or '\h' for help. Type '\c' to clear the buffer.

mysql> USE mysql ;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed

mysql> UPDATE user SET Password = password ( 'new-password' ) WHERE User = 'root' ;
Query OK, 0 rows affected (0.00 sec)
Rows matched: 2 Changed: 0 Warnings: 0

mysql> flush privileges ;
Query OK, 0 rows affected (0.01 sec)

mysql> quit
Bye

5.[...] # vi /etc/my.cnf ,将刚才在[mysqld]的段中加上的skip-grant-tables删除 ,保存并且退出vi。
6.[...] # /etc/init.d/mysqld restart
Stopping MySQL: [ OK ]
Starting MySQL: [ OK ]
搞定!!

    推荐阅读