Now the argument is shifting. It started out as "a cryptosystem can't be secured from the entity in control of its supply", and now it's "a cryptosystem can't be secured even given its source code because the NSA".
It's not shifting. It doesn't need to be the NSA, intelligence agencies are just, by far, the most likely attackers against Signal.
It's not shifting. It doesn't need to be the NSA, intelligence agencies are just, by far, the most likely attackers against Signal.