CS615 System Administration, Week 08, Segment 2 - E-Mail, Part II
Channel: cs615asa
Date: 2021-03-25

In this video, we observe the incoming mail on our MTA, look at how STARTTLS can help protect information in transit, how MTA-STS can help defeat a MitM performing a STARTTLS-stripping attack, and how DANE can be used to verify the authenticity of the mail server's certificate.

Slides for this lecture: https://stevens.netmeister.org/615/08-smtp-II.pdf
Course Website: https://stevens.netmeister.org/615/

Outline:
00:00 Introduction
00:41 Receiving our mail
04:37 STARTTLS
09:21 MTA-STS
11:40 DANE
14:40 Summary