Re: Possible crypto backdoor in RFC-2631 Diffie-Hellman Key Agreement Method

5 Sep 2015

      On Sat, Sep 05, 2015 at 08:28:03AM +0300, Georgi Guninski wrote:
...
This works with openssl 1.0.1p over SSL.
Attached is self signed cert and the priv. key.
Session:
 ./apps/openssl s_server -accept 8080 -cert ./cacert2.pem -key
 ./key-comp2.key -HTTP
openssl s_client -connect localhost:8080
Server public key is 1204 bit
 Verify return code: 18 (self signed certificate)
sage: q=0x008000000000000000001d8000000000000000012b
 sage: factor(q)
 604462909807314587353111 * 1208925819614629174706189
Troll friendly :))))

This appears to work on libressl-2.2.3 too.

Independent verification will be appreciated.

Hi Theo :P

-- 
georgi