Packets of Interest (2015-06-19)

It’s been a while since I’ve done a POI so here we go.

The Mystery of Duqu 2.0: a sophisticated cyberespionage actor returns

https://securelist.com/blog/research/70504/the-mystery-of-duqu-2-0-a-sophisticated-cyberespionage-actor-returns/

Kaspersky Lab found this new variant of the Duqu malware in their own network. They wrote a paper based on their analysis of this new malware. It fascinates me how sophisticated these software packages are and how much effort the threat actors put into them.

Diffie-Hellman Key Exchange

Diffie-Hellman (DH) is the world’s first public key crypto system. It’s used in everything from secure browsing, to secure shell. This video visually demonstrates how the Diffie-Hellman key exchange works. The best part is that you don’t need to know anything about crypto to follow along.

Passphrases That You Can Memorize – But That Even the NSA Can’t Guess

https://firstlook.org/theintercept/2015/03/26/passphrases-can-memorize-attackers-cant-guess/

Use this informative guide to generate secure, human-memorizable passphrases that are suitable for protecting your private PGP key, your private SSH key, and your master key for your password safe.

Encrypting Your Laptop Like You Mean It

https://firstlook.org/theintercept/2015/04/27/encrypting-laptop-like-mean/

A well written article about encrypting one’s laptop. Covers topics such as what disk encryption does and does not protect against, attacks against disk encryption, and then encrypting disks in Windows and OS X.

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