[Cryptography] AES Broken?

[Viktor Dukhovni]

On Fri, Aug 28, 2015 at 10:00:14AM -0700, Bill Cox wrote:

> I liked this part.  They estimate the "security" of AES at:
> 
> 2^127.88476373519208801711541761570483401788
> with 2^127 precomputation.

> Is there any reason for stating a shot-in-the-dark security guess to 42
> significant digits?

Yes, this matches many significant figures of $\pi \cdot 10^{38}$:

Wolframalpha's free interface displays log_2(pi * 10^38) as:

    127.88476373519208801711541761570483401788 206986169710

(I added a space before the additional digits that show the security
of AES even more precisely).

-- 
	Viktor.