Proof That Nobody Can Read Protects Nobody.
Shipping the Verifieddit browser extension taught me that the cryptography was never the hard part. The hard part was designing for the person who has never heard of a certificate chain. In 1999, Alma Whitten and J. D. Tygar sat users down with PGP 5.0, a security program with a polished interface, and gave them ninety minutes to sign and encrypt a single email. Most failed. The software worked. The users could not. The protection therefore protected nobody who could not operate it. ...