Description: This is feature request. Server variables "default_password_lifetime" is introduced from 5.7.4. http://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_default_passwor... Its implicit default value is "360", but, that's too danger value for users who is not expert to MySQL. Because 5.6 and earlier releases don't have such password-lifetime implementation, thus there