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Re: Address as IV [was] Size of IV field in DES-CBC mode



Donald E. Eastlake 3rd says:
> Uri: How much of a security gain do you really see from using a 64 bit
> extract of the MD5 of this 32 bit quantity instead of, for example,
> just duplicating the 32 bits in each half of the IV?

Let me recall the last one: if other ingredients are added, like
taking MD5 of this 320bit quantity plus something from SA - this
may improve security somewhat.
--
Regards,
Uri         uri@watson.ibm.com      N2RIU
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<Disclamer>



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