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<H1>[pycrypto] Typo or bug?</H1>
<B>Legrandin</B>
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TITLE="[pycrypto] Typo or bug?">gooksankoo at hoiptorrow.mailexpire.com
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<I>Tue Jun 26 08:01:36 EDT 2012</I>
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<PRE>><i> > Up to pycrypto 2.5, when no iv was provided to new() a string of zeroes
</I>><i> was
</I>><i> > automatically used.
</I>><i> > Depending on your application, that may or may not be a problem. It is
</I>><i> wiser
</I>><i> > to always make iv explicit.
</I>><i>
</I>><i> Which explains why my 'old' code failed. Thanks.
</I>><i> Needing both key and iv... It sounds like asking for two keys to unlock a
</I>><i> box?
</I>><i> Is that the idea?
</I>><i>
</I>
Well, an important difference is that the IV is not a secret, so it's not
really a key,
just a way to randomize the key stream.
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