What is a shared secret and why do we need it? It’s a piece of information that you and your friend know, but nobody else knows. You can use this shared secret to encrypt your communication, to ensure it is...
Imagine you wake up tomorrow in an empty white room, a la The Matrix. You don’t remember how you got there. Anything can happen. If Keanu Reeves appears, you’d probably think this is related in some way to the Matrix....