IMOO, reducing to minimum infos these responses will probably increase = the number of attacks, as the guy will try any know security holes for all existing mail servers softwares.
In any case, changing the server greating/helo/ehlo/... contain will = not help you in any manners to secure your server :) The only thinks you have to do about security : - Use good firewall/ipd/filtering/analysers... hardware/software to = detect new intrusion tentatives, block know dos/ddos, ... - Regulary verify firewalls/ips/ipd/xmail logs to check for suspicious activities - Regulary check you servers security configurations for suspicious or unwanted changes - Subscribe to any soft/hard manufacturers secury or info lists to get = last news - Subscribe to more general security alerts services on the net to get = last infos - Keep any software and hardware up to date Francis >-----Message d'origine----- >De : [EMAIL PROTECTED] >[mailto:[EMAIL PROTECTED] la part de = [EMAIL PROTECTED] >Envoy=E9 : lundi 20 ao=FBt 2007 07:23 >=C0 : xmail@xmailserver.org >Objet : [xmail] POP3/SMTP Banner > > >Hello XMail community. Has anyone found a way to change the=20 >way XMail POP3 & SMTP respond to queries by identifying=20 >themselves. For example the server responds to a POP3=20 >connection at TCP 110 with: > +OK <[EMAIL PROTECTED]> [XMail 1.24 POP3 Server]=20 >service ready; Mon 20 Aug 2007 01:12:41 -0400 > >Controlling banner pages are the easiest way to make life a=20 >bit more difficult for the black hats. Needless to say, ideal=20 >would be to also control the closing banner as well:=20 > > +OK [XMail 1.24 POP3 Server] closing session > >A search of my archives of messages to xmail did not match any=20 >relevant questions. If nobody has, then perhaps this should be=20 >a feature request.=20 > >Thanks, >Hamid. >- >To unsubscribe from this list: send the line "unsubscribe xmail" in >the body of a message to [EMAIL PROTECTED] >For general help: send the line "help" in the body of a message to >[EMAIL PROTECTED] > - To unsubscribe from this list: send the line "unsubscribe xmail" in the body of a message to [EMAIL PROTECTED] For general help: send the line "help" in the body of a message to [EMAIL PROTECTED]
