RSA question

[Sampo Syreeni]

On 2010-09-02, travis+ml-cryptography at subspacefield.org wrote:

> I hear that NIST Key Mgmt guideline (SP 800-57) suggests that the RSA 
> key size equivalent to a 256 bit symmetric key is roughly 15360 bits. 
> I haven't actually checked this reference, so I don't know how they 
> got such a big number; caveat emptor.

I would imagine it'd be the result of fitting some reasonable 
exponential to both keylengths and extrapolating, which then of course 
blows up...for once *literally* exponentially. ;)
-- 
Sampo Syreeni, aka decoy - decoy at iki.fi, http://decoy.iki.fi/front
+358-50-5756111, 025E D175 ABE5 027C 9494 EEB0 E090 8BA9 0509 85C2

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