On 07/07/2011 02:10 PM, Nico Williams wrote:
It's not possible, however, to prove that the private key still exists.
It would be if a TSA signed-object was counter-signed by the private key in question, and the counter-signed object was further signed by the TSA again (like Matryoshka dolls). It assumes, of course, that the certification practices of the TSA are acceptable for your business purpose. Arshad Noor StrongAuth, Inc. _______________________________________________ cryptography mailing list [email protected] http://lists.randombit.net/mailman/listinfo/cryptography
