Respecting Amavis' "Banned Extensions" setting

Posted on Sun 13 August 2017 in Tech • Tagged with Tech, Security, Linux, Mail

I've been dabbling a little bit with iRedMail, mostly just to have a play with a mail server, but also to see what's involved in mail security. iRedMail is a package that pulls together Postfix as an MTA, Dovecot as a POP3 & IMAP server, SOGo for ActiveSync, Roundcube for Webmail, SpamAssassin for spam protection, and ClamAV for virus scanning.

Okay I have no idea why I have to write this, but apparently it's a thing.

Amavis has a list of banned file extensions. In Debian, they live in /etc/amavis …


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Making Amavis work with ESET Antivirus

Posted on Sat 12 August 2017 in Tech • Tagged with Tech, Security, Linux, Mail

I've been dabbling a little bit with iRedMail, mostly just to have a play with a mail server, but also to see what's involved in mail security. iRedMail is a package that pulls together Postfix as an MTA, Dovecot as a POP3 & IMAP server, SOGo for ActiveSync, Roundcube for Webmail, SpamAssassin for spam protection, and ClamAV for virus scanning.

But of course, ClamAV has shown disappointing performance, and it would be really nice to use something more... commercially suitable.

To tie together mail receipt and scanning, iRedMail uses Amavis (strictly …


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