Re: [Monotone-devel] Fwd: 307 digit number factored

[Timothy Brownawell]

On Mon, 2007-05-21 at 16:42 -0400, Jack Lloyd wrote:
> [Article summary: 307 digit = 1019 bit integer of special form
> factored by Lenstra. It took 11 months on a very large cluster (exact
> size not mentioned)]
> 
> While of course most/all Monotone keys are not high value enough to be
> worth this kind of effort, it may be worthwhile to either increase the
> default keysize and/or allow the user to specify a different size,

IIRC, this would be as simple as making constants::keylen bigger or
configurable.

Also I *think* I heard some mention of possibly migrating to some
variety of elliptical keys, but I can't find that now.

> Are there any provisions for key rollover ATM? (Either due to
> factoring or more likely events like machine compromise)

Not yet, but (like everything else but the kitchen sink ;-) that should
come when we get policy branches.


-- 
Timothy

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