Art of the Problem on MSN

The one-way function, how an unsolvable math problem became the foundation of online privacy

Before two strangers can communicate securely online, they must solve an ancient puzzle: agreeing on a secret without ever ...
Art of the Problem on MSN

The math trick that lets strangers share a secret without ever meeting

Two people, no prior contact, and yet a shared secret emerges from public numbers alone. This is the elegant mathematics ...