Q: In Windows Vista, I’m now seeing a small window appearing at the screen’s bottom-right corner saying, “Windows has blocked some startup programs.”
How do I get rid of this message?
A: You’re seeing yet another annoying Windows Vista feature. When you try to run some programs, Vista’s User Account Control (UAC) normally steps in, asking [...]

Q: I was scanning my laptop for potential threats, and the scan results stated there was a “threat agent” on my laptop. I know what a threat is, but what’s a threat agent. Is there a difference?
A: The word “threat” usually stands for a category of things that pose a potential danger. Viruses, worms, and [...]