> The problem is not only that it's impossible to make cryptography that's only secure when the good guys use it, it's that once cryptography is made insecure,

> The problem is not only that it's impossible to make cryptography that's only secure when the good guys use it, it's that once cryptography is made insecure, it's insecure for everyone, forever. Correct. > Let's say police had a device which they could plug into your phone, which would send a specially signed message - a digital warrant, containing all the info a real warrant would - which be permanently be burned into the ROM of your phone, after which the phone would surrender its encryption keys, and the police could dump your unencrypted disk. You are now advocating for making phones insecure for everyone, forever. No.