dgouttegattat at incenp.org
Wed Jan 25 22:25:45 CET 2017
On 01/25/2017 02:41 PM, Robert J. Hansen wrote:
> For that matter, I'm still in the dark as to what the big problem with
> three-key 3DES is. The best attack against it requires more RAM than
> exists in the entire world and only reduces it to 112 bits.
The main problem would be its 64-bit block size. Apparently there's a
"practical" attack against 64-bit ciphers as used in TLS .
That's probably reason enough to avoid 3DES whenever possible (when a
128-bit cipher is available).
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