Re: Laptops and TEMPEST
At 2:18 pm -0800 12/5/96, Joel McNamara wrote:
Thinking that LCD screens reduce the risks of emanation monitoring is a dangerous misconception [elided] the gotcha with current laptops is their backlighting. Electric and magnetic fields are considerably higher compared with a low-res/contrast device. [elided]
An interesting point, but the fluorescent is mostly a constant signal, really, but Hugh pointed out that most laptops have a video chip radiating far more useful data than the flourescent backlight. Just a thought. dave ____________________________________________________________________________ "I mixed this myself. (holds up glass of water) Two parts "H," one part "O." I don't trust _anybody_!" --Steven Wright
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Dave Del Torto