[cryptography] DES history

Dave Horsfall dave at horsfall.org
Mon May 5 18:35:03 EDT 2014


On Mon, 5 May 2014, Marcus Brinkmann wrote:

> It is well known that the DES S-Boxes were specifically designed (by the 
> NSA, no less, back in the good ol' days) to protect against that attack.

If I recall Schneier, the S-boxes were *modified* by the NSA, not 
designed.

-- Dave


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