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- Subject: Re: [ANN] Lua 5.2.0 (work5) now available
- From: Florian Weimer <fw@...>
- Date: Sun, 07 Nov 2010 18:27:33 +0100
> Joseph Stewart wrote:
>> source, but what can't you do with 32-bit values that you need to do?
>
> Strong encryption ?
> In block cyphers, you need lots of XOR ops, and block sizes of
> 32 bits are inherently vulnerable but 64 bits are very tough...
Most modern cryptographic algorithms only assume 32 bit registers, so
that they can run well on a wide range of processors. There are some
exceptions in the SHA-3 competition, but they seem unlikely winners.
