Moscow has long been suspicious of foreign messaging apps. WeChat’s weak encryption makes it vulnerable.

A directive from Russia’s domestic security service was part of a cache that was advertised online by a cybercrime group.

Russia’s spy hunters are increasingly worried about China’s espionage, even as the two countries grow closer.

Putin had Christo Grozev in his sights. Grozev was way ahead of him.

Some former spy-hunters see the State Department’s plan to revoke visas of some Chinese college students as heavy-handed and counterproductive.

Don’t drop your guard while picking fights around the globe.

Korbein Schultz, 25, who was an intelligence analyst, accepted $42,000 in bribes for sensitive documents, prosecutors said. He pleaded guilty in 2024.