[Cryptography] DH non-prime kills "socat" command security

[Ron Garret]

On Feb 5, 2016, at 4:14 PM, Ray Dillinger <bear at sonic.net> wrote:

> Well crap. The fermat test got this on the first iteration.

So does Rabin-Miller.

The Socat “prime” is not remotely close to being a pseudo-prime even after you take out the small factors.  The only way it could have been more obviously non-prime was for it to have been an even number.

rg