[Cryptography] RFC possible changes for Linux random device

Paul Wouters paul at cypherpunks.ca
Tue Sep 16 10:40:09 EDT 2014


On Mon, 15 Sep 2014, Theodore Ts'o wrote:

> If this is successful, in order to generate N bytes
> of randomness, encrypt using ctr(aes) a buffer filled with RDRAND (if
> available) or all zero's (if not).

so if you had all zeroes, now you have something that looks random but
is totally non-random? Why would you do that?

Paul


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