BOSTON — It’s long been the Holy Grail of communications: technology that not only maximizes privacy, but also reveals when a message had been intercepted or copied. The quest began in antiquity, with encryption and with the humble envelope — which not only kept out prying eyes but also showed if a message had been opened by someone other than
Physicists Are Building An NSA-proof Internet
The next generation web — far more secure than today’s — is on the way. Here’s how it works.