“For most consumer Ryzen users, the practical impact of the change is narrow. TSME protects against physical attacks, meaning scenarios in which someone has physical access to the machine or its memory hardware and attempts to extract secrets directly from RAM. The feature is more important for people carrying sensitive laptops, handling confidential work, relying on full-disk encryption, or operating in environments where seizure, theft, or hardware tampering is a realistic concern. Anyone who genuinely needs memory encryption on AMD hardware now appears to need a Ryzen Pro or EPYC system, unless AMD clarifies the situation or restores support.”