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Top: Computers: Hacking: HERF,_EMP,_Tempest

HERF:

High Energy Radio Frequency [gun] is used to disable electronic equipment -- everything from computers to cars.

EMP:

Electro-Magnetic Pulse is released by air-burst nuclear weapons.

TEMPEST:

Also known as Van Eck Phreaking, it's the process of snooping on the display of a CRT via electromagnetic waves.

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