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<H1>[pycrypto] Pickling AES cipher objects - any reasons not to support this?</H1>
<B>Dwayne Litzenberger</B>
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TITLE="[pycrypto] Pickling AES cipher objects - any reasons not to support this?">dlitz at dlitz.net
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<I>Mon Jan 28 09:36:58 PST 2013</I>
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<PRE>On 01/14/2013 10:14 AM, Legrandin wrote:
><i> Pickling a cipher and reusing later for a totally different encryption
</I>><i> will lead to IV/nonce reuse, which is definitely bad, especially for
</I>><i> stream cipher-like modes.
</I>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.
- Dwayne
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