[cryptography] The NSA and secure VoIP
noloader at gmail.com
Thu Mar 1 22:31:59 EST 2012
On Thu, Mar 1, 2012 at 10:27 PM, Steven Bellovin <smb at cs.columbia.edu> wrote:
> makes for interesting reading. I was particularly intrigued by this:
> Voice calls are encrypted twice in accordance with NSA policy,
> using IPSEC and SRTP, meaning a failure requires “two independent
> bad things to happen,” Salter said.
> Margaret Salter is the head of the Information Assurance Directorate
> of the NSA.
Interesting. I seem to recall that cascading ciphers is frowned upon
on sci.crypt. I wonder if this is mis-information....
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