[PATCH v6] security/keys: rewrite all of big_key crypto

[Jason A. Donenfeld]

On Wed, Sep 20, 2017 at 4:06 PM, Stephan Mueller <smueller at chronox.de> wrote:
>> Section 3 shows an attack with repeated nonces, which we don't do here.
>
> Maybe I miss a point here, but zero IVs is no repetition of nonces?

If there's a fresh key each time, then no, it's not a repetition.

This patch uses a fresh random key for every encryption.
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