Threat and its countermeasures of TEMPEST ATTACK on computer information security

TEMPEST ATTACK threat on the computer information security is analyzed. The fundamental electromagnetic radiation models are set up. The information leakage problems are discussed in detail. The information eavesdropping caused by TEMPEST ATTACK from computer display units, peripherals host computer, and computer virus are investigated. Finally, some countermeasures are introduced against the TEMPEST ATTACK.