AMD Firmware Update Disables RAM Encryption Feature
AMD has silently disabled a security feature on its consumer Ryzen processors that protected users against physical attacks on their computer’s memory. The feature, Transparent Secure Memory Encryption, encrypts all data stored in RAM using a hardware-generated key that changes on every boot. When active, it renders cold boot attacks, DRAM interface snooping, and physical […] This story continues at The Next Web
A security feature in AMD Ryzen processors that encrypted RAM data has been disabled through a firmware update. The feature, known as Transparent Secure Memory Encryption, was designed to protect against physical attacks on computer memory. It used a hardware-generated key that changed with each boot to secure data. The update was released without public announcement. This change could leave users vulnerable to certain types of physical attacks. The feature was previously considered a strong defense against memory-based exploits. Security experts are now questioning the transparency of the update. Users are advised to check their system settings for any changes. The impact of this update on overall system security remains under review.
The removal of a security feature without notice raises concerns about user privacy and system integrity.
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