ietf-openpgp
[Top] [All Lists]

Re: Low-level question about OpenPGP - why CFB mode?

2003-04-30 13:27:10

At 12:43 PM 4/30/2003 -0700, Hal Finney wrote:
CFB has two advantages over CBC that might have led to its choice.

Hal: While we're on the subject of CFB can you possibly share with us the argument
you used to convince NIST the method is good?

In http://cert.uni-stuttgart.de/archive/ietf-openpgp/1999/05/msg00005.html
you wrote:

"The "pseudo IV" we have now is hard to explain. I had to go to some lengths in
getting our FIPS 140 certification (a standard security certification) to show
that our way was just as good as the regular way."

Thanks.

-mjm