TETRA Radio Code Encryption Has a Flaw: A Backdoor
A secret encryption cipher baked into radio systems used by critical infrastructure workers, police, and others around the world is finally seeing sunlight. Researchers say it isn’t pretty.
A Shady Chinese Firm’s Encryption Chips Got Inside NATO and NASA
The US government warns encryption chipmaker Hualan has suspicious ties to China’s military. Yet US agencies still use one of its subsidiary’s chips, raising fears of a backdoor.