[Cryptography] People should turn on PFS in TLS

The Doctor drwho at virtadpt.net
Fri Sep 6 20:39:34 EDT 2013


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On 09/06/2013 01:13 PM, Perry E. Metzger wrote:

> Google is also now (I believe) using PFS on their connections, and 
> they handle more traffic than anyone. A connection I just made to 
> https://www.google.com/ came out as, TLS 1.2, RC4_128, SHA1, 
> ECDHE_RSA.

Addendum: Calomel SSL Validation has an interesting set of
configuration options, which may be of interest and discussion.  Two
noteworthy ones:

- - FIPS 140-2 restricted 256 bit ciphers
- - ...AND limit to Perfect Forward Secrecy ciphers

Interestingly, turning this on breaks access to
https://addons.mozilla.org/.  Bluh.

- -- 
The Doctor [412/724/301/703] [ZS]
Developer, Project Byzantium: http://project-byzantium.org/

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"Be the strange that you want to see in the world." --Gareth Branwyn

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