Blackkhat

Unlocked: The "God Mode" Hardware Backdoor in x86 CPUs – A Deep Dive into Project Rosenbridge

This groundbreaking research exposes a sophisticated hardware backdoor in certain VIA C3 family processors. This backdoor, enabling a devastating ring 3 (userland) to ring 0 (kernel) privilege escalation, represents a fundamental bypass of decades of established hardware and software security paradigms.

Jul 114 min read

Shedding Light on the x86 Black Box: Uncovering Secrets and Bugs with Sandsifter

For too long, we've treated our computer processors as infallible "black boxes," blindly trusting them to execute our code without...

Jul 114 min read

The Memory Sinkhole: Unearthing a 20-Year-Old x86 Design Flaw for Universal Privilege Escalation

A significant architectural vulnerability, dubbed "The Memory Sinkhole," has been uncovered in the x86 architecture, a flaw that has...

Jul 113 min read