Using Postfix for Secure SMTP Gateways
Improve your site's e-mail hygiene and make life difficult for spammers and hackers.
That's more than enough information to get you started. May your mail arrive promptly and the spamming filth stay out!
Mick Bauer is security practice lead at the Minneapolis bureau of ENRGI, a network engineering and consulting firm. He's been a Linux devotee since 1995 and an OpenBSD zealot since 1997, taking particular pleasure in getting these cutting-edge operating systems to run on obsolete junk. Mick welcomes questions, comments, and greetings sent to email@example.com.
Brenno de Winter, 28, is the Linux-focused president of De Winter Information Solutions. He started programming at the age of nine. In his daily routine he is involved in UNIX/Linux, databases, security, telephony-over-IP presentations, consulting and training. He's active in the Polder Linux User Group, has contributed to several GPL projects, including GnuPG, MySQL and TWIG, and is in the process of creating a brand-new project himself as well.
- One Port to Rule Them All!
- Privacy Is Personal
- PHP for Non-Developers
- Linux Kernel 4.1 Released
- Secure Server Deployments in Hostile Territory
- July 2015 Issue of Linux Journal: Mobile
- Django Templates
- Comprehensive Identity Management and Audit for Red Hat Enterprise Linux
- A Code Boot Camp for Underprivileged Kids
- Attack of the Drones
Enjoyed this preview? Get the full course FREE from Linux Journal and Pluralsight.