Topic: automatically disable spamming account

Hi community! is it any way to setup IredMail free version to block a spamming account and automatically change its password? the thing is that its the 3rd time one of my accounts is compromised...obviously for weak password (thats anooother story..would thank also any posibility to force password strength mandatory ) and well..other stuff...Please dont want to be continuosly running mailq command for noticing spammer attack.