Banning encryption is the equivalent of trying to ban the XOR function.“Theresa May’s response is predictable but disappointing,” says Paul Bernal at the University of East Anglia, UK. “If you stop ‘safe places’ for terrorists, you stop safe places for everyone, and we rely on those safe places for a great deal of our lives.”
https://www.newscientist.com/articl...ated-calls-to-ban-encryption-still-wont-work/
https://en.wikipedia.org/wiki/XOR_cipher
