PC hardware can pose rootkit threat

PC hardware components can provide a way for hackers to sneak malicious code onto a computer, a security researcher warned. Every component in a PC, such as graphics cards, DVD drives and batteries, has some memory space for the software that runs it, called firmware. Miscreants could use this space to hide malicious code that would load the next time the PC boots, John Heasman, research director at NGS Software, said in a presentation at this week's Black Hat DC event here.

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