re secret algorithm re clipper chip and crypto key escrow the cops feds do not need to be able to get hold of your private key to listen in to cellular conversations encryption is not end to end but cellphone to base station it has to be this way so that cellular users and fixed installations can talk to each other for cellular to cellular calls the transmission is decrypted at the base station passed to another base station and re encrypted the cops feds can listen to the unscrambled call provided they get a warrant to tap into the cellular provider s equipment the only reason for wanting a crackable system is so they can listen without having to obtain a warrant but maybe the clipper system is secure and they really do need a warrant to get the key out of escrow before they can listen in using a scanner see above they don t have to go down this route anyway i have my doubts but even if true once they have the key they will never again need a warrant to tap into that particular phone whenever they want well judge it appears he wasn t a drug dealer after all so naturally we ll stop listening in that was true for the uk paul but i m fairly sure they re talking about building end to end encryption phones out of this chip it s not for cellular though it certainly could be used there in the way you suggest g
