MySqlMysql

不同版本MySQL密码策略修改

2021-11-02  本文已影响0人  这货不是王马勺

8.0版本:

查看密码策略

show variables like '%validate_password.policy%';
show variables like '%validate_password.length%';

修改密码策略,设置为弱口令,密码最小长度为1

set global validate_password.policy=0;
set global validate_password.length=1;

更改密码方式:

alter user 'root'@'localhost' identified by 'newpassword';

5.7版本:

查看密码策略

show variables like '%validate_password_policy%';
show variables like '%validate_password_length%';

修改密码策略

set global validate_password_policy=0;
set global validate_password_length=1;

密码策略的所有参数:

mysql> SHOW VARIABLES LIKE 'validate_password%';
+--------------------------------------+--------+
| Variable_name                        | Value  |
+--------------------------------------+--------+
| validate_password.check_user_name    | ON     |
| validate_password.dictionary_file    |        |
| validate_password.length             | 8      |
| validate_password.mixed_case_count   | 1      |
| validate_password.number_count       | 1      |
| validate_password.policy             | MEDIUM |
| validate_password.special_char_count | 1      |
+--------------------------------------+--------+
7 rows in set (0.01 sec)

validate_password.policy(校验规则),取值范围[0,1,2],默认值1。0(LOW):只校验长度;1(MEDIUM):校验长度、大小写和特殊字符;2(STRONG):校验长度、大小写、特殊字符和dictionary_file

5.6版本

更改密码方式:

update mysql.user set password=password('password') where user='root';

参考https://www.cnblogs.com/zhi-leaf/p/10533780.html

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