Soon after writing my last blog post on the potential security vulnerability to autonomously disable Windows 7 beta’s UAC system, I had realized that flaw was just one piece in a string of dominoes that fell much earlier when the new tiered-UAC system was introduced in Windows 7. In summary, a second UAC security flaw … Continue reading Second Windows 7 beta UAC security flaw: malware can silently self-elevate with default UAC policy