[pycrypto] Pickling AES cipher objects - any reasons not to support this?
dlitz at dlitz.net
Mon Jan 28 09:36:58 PST 2013
On 01/14/2013 10:14 AM, Legrandin wrote:
> Pickling a cipher and reusing later for a totally different encryption
> will lead to IV/nonce reuse, which is definitely bad, especially for
> stream cipher-like modes.
That's a good point, and reason enough not to support it. We do support
pickling *key* objects, although IMHO pickling should never be used anyway.
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