Here's a recently-published paper that describes a flush & reload attack on OpenSSL's ECDSA implementation: http://eprint.iacr.org/2014/140.pdf According to the authors, snooping a single signing round is sufficient to recover the secret key. --mancha _______________________________________________ openssh-unix-dev mailing list openssh-unix-dev@xxxxxxxxxxx https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev