[liberationtech] Feds put heat on Web firms for master encryption keys

[Florian Weimer]

* John Adams:

> The reason why Twitter, Google, and other companies went to RC4 is because
> of issues with AES. The CBC and known IV attacks permitted BEAST to occur.
> RC4 was the safest way out.

Anyone who has switched to RC4 because of BEAST should seek better
cryptographic advice.  Seriously.