Researchers found every major AI provider encrypts reasoning tokens with a single global key—and exploited it to decode a trove of data.

Quantum computing will reshape encryption, but not overnight, and a disciplined, phased approach lets organizations modernize cryptographic foundations without disruption while strengthening security ...

Before two strangers could trust each other online, mathematicians had to solve an impossible problem: sharing a secret in plain sight. This is the elegant paradox at the heart of modern cryptography.

A system outage on Tuesday prevented the entire American Airlines fleet from flying; the issue was resolved later that day. Not all changes to flight plans will affect so many planes at once. But ...