近年流通しているCPUの多くはマイクロプログラム方式と呼ばれる実装方式を採用しており、セキュリティ上の欠陥が見つかった際などにマイクロコードを書き換えることでアップデートを適用できます。IntelやAMDなどのCPUメーカーは基本的にマイクロコード ...

A researcher from Rapid7 created a working Proof of Concept for a CPU ransomware Such a ransomware would persist on a device even after the hard drive had been replaced The PoC will (most likely) ...

Most CPUs on the market in recent years have adopted an implementation method called the microprogram method, and updates can be applied by rewriting the microcode when a security defect is found. CPU ...

Intel has confirmed that it's about to issue another microcode update for its 13th-gen and 14th-gen Raptor Lake CPUs, meaning you'll need to update your motherboard BIOS again. As with the raft of ...

"Ransomware at the CPU level, microcode alteration, and if you are in the CPU or the firmware, you will bypass every freaking traditional technology we have out there." When you purchase through links ...

Referenzen: https://www.cve.org/CVERecord?id=CVE-2024-43420 https://www.cve.org/CVERecord?id=CVE-2025-20054 https://www.cve.org/CVERecord?id=CVE-2025-24495 https ...