August 2018
Intermediate to advanced
482 pages
12h 44m
English
Content preview from Practical Linux Security Cookbook - Second Edition
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Securing Mail Transfer – SMTP
SMTP or Simple Mail Transfer Protocol is used by email servers. Every email is sent and received by the SMTP server over the SMTP protocol. An MTA, or Mail Transfer Agent, like Postfix can be configured as an email server.
Postfix can be used on a Linux system to route and deliver emails.
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.