re how do they know what keys to ask for re clipper the actual algorithm is classified however their main thrust here is for cellular phones and encryption is only over the radio end not end to end i think end to end will come later and of course you have to identify yourself to the phone company and since the phone company complies with court orders they will know the magic number of your chip when they sign out a warrant on you and then can present the warrant to the key escrow house brad templeton clarinet communications corp sunnyvale ca
