The GNU list server is a monster machine serving lists.gnu.org, lists.nongnu.org and a few other domains. Every day, it spools out over 1 million messages for 2700 mailing lists. Until April 11, our venerable list server was an 8-year old Fedora Core 2 (!) box equipped with 6 high-speed SCSI drives organized in two RAID packs to maximize I/O bandwidth.
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Remote Exim Exploit In the Wild
http://it.slashdot.org –
The news comes on the exim mailing list, where a user posted that he had his exim install hacked via remote exploit giving the attacker the privilege of the mailnull user, which can lead to other possible attacks. A note up at the Internet Storm Center reminds exim users how to set up to run in unprivileged mode, and a commenter includes recompile instructions for Debian exim for added safety.
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Setting Up A Mail Server Using Exim4, Clamav, Dovecot, SpamAssassin On Debian
http://www.howtoforge.com –
This howto describes one way to build a scalable, secure, full-featured mail platform. It offers virtual hosting of mailboxes in maildir format with support for quotas and server-side filtering, domain aliasing, address aliasing, address forwarding, catchall addresses. Relaying is secured with STARTTLS and SMTP-AUTH.
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