AMD silently removes memory encryption from consumer Ryzen CPUs, leaving users unaware that they may be vulnerable — security feature vanishes after newer AGESA firmware, AMD engineers go radio silent when pressed about the change | Tom’s Hardware

AMD has quietly removed Transparent Secure Memory Encryption (TSME) from consumer Ryzen CPUs via a recent AGESA firmware update, leaving users vulnerable to physical memory attacks. The company has not provided a clear explanation for this change, though it appears to be a deliberate effort to restrict the security feature exclusively to its Pro lineup.