The headline is pretty scary: “China’s Quantum Computer Scientists Crack Military-Grade Encryption.” No, it’s not true. This debunking saved me the trouble of writing one. It all seems to have come from this news article, which wasn’t bad but was taken wildly out of proportion. Cryptography is safe, and will be for a long time EDITED TO ADD (11/3): Really good explainer from Dan Goodin.
When China, the US or Google do break encryption they aren’t going to announce it.
google would publish a paper and let somebody else capitalize on the knowledge