Hi i use in this way fail2ban (http://www.fail2ban.org/).
and not only for imap ... fail2ban is confugurable for other net services too. Kleo On Mon, 12 Apr 2010, ram wrote: > I am seeing this pattern now very often. > Every weekend someone tries to gain unauthorized access to the my imap > servers by trying random username / passwords > > Yesterday by afternoon someone had tried half a million times on my > servers from 126.96.36.199. I have written to the abuse contact > address ... not that I expect any reply anyway > > I would like to configure cyrus such a way that if there are 10 failed > logins from an ip address in 10 minutes and no successful logins just > block the IP address. ( Or inject the ip into my firewall ) > > > > Is there something similar already available > > > Thanks > Ram > > > > > > > ---- > Cyrus Home Page: http://cyrusimap.web.cmu.edu/ > Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki > List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html > -- Vladimir `KLEO' Klejch Kleo'at'netbox'dot'cz ... ... ... ... ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html