[cryptography] QODE(quick offline data encryption)

Kevin kevinsisco61784 at gmail.com
Wed Jan 7 20:31:50 EST 2015


On 1/7/2015 5:19 PM, Michael Kjörling wrote:
> On 7 Jan 2015 22:11 +0000, from michael at kjorling.se (Michael Kjörling):
>> Even if the rotation is bitwise
>> over the entire plaintext input, the value is bounded by 8 * L, where
>> L is the length in bytes of the plaintext input. For a full DVD (a
>> little over 4 GiB), that value is about 32 billion, corresponding to
>> right around 32 bits of key.
> Apologies for the noise, people; of course, 32e9 corresponds to about
> 35 bits of key. (log(32e9)/log(2) ~ 34.9) Stupid mistake of mine that
> I really should have caught in proofreading. Doesn't change the big
> picture, though; for these purposes, 32 = 35.
>
Great!  You see at the verry least, we're getting some practice with 
these algorithms.  I believe that this list is great for this.


-- 
Kevin


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