[Cryptography] NIST Workshop on Elliptic Curve Cryptography Standards

Richard Outerbridge outer at interlog.com
Sat May 16 20:36:28 EDT 2015

On 2015-05-16 (136), at 15:20:22, Ray Dillinger <bear at sonic.net> wrote:

> [….]

> The NSA, since people were still taking them seriously at the
> time, could as easily have extended LUCIFER's rounds to justify
> its (pathetic) 64-bit key with 64 bits of security, but they
> chose instead to shorten the key to an (even more pathetic) 56
> bits reflecting its security level (given its improved S-Boxes)

LUCIFER uses a 128 bit key. And a 128 bit block.

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