AMD Quietly Kills Memory Encryption on Consumer Ryzen CPUs (opens in new tab)

AMD has quietly disabled a critical memory encryption feature on consumer Ryzen processors through a firmware update — and its engineers have gone silent after being pressed for answers. The feature, called Transparent Secure Memory Encryption (TSME), encrypts everything stored in your computer's RAM using a hardware-generated key that changes on every boot. It protects against cold boot attacks, physical memory theft, and hardware snooping. After AMD's AGESA 1.2.7.0 firmware update, that pro...