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logic bomb |
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logic bombA program routine that destroys data when certain conditions are met; for example, it may reformat the hard disk or insert random bits into data files on a certain date or if a particular employee record is missing from the employee database. Most viruses are logic bombs because they deliver their payload after a specific latency or when a trigger event occurs. See virus, latency and payload. logic bomb [′läj·ik ‚bäm] (computer science) A computer program that destroys data, generally immediately after it has been loaded.
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Transnational criminals, terrorists and intelligence services are learning about and using viruses, Trojan horses, worms, logic bombs and eavesdropping sniffers that can intercept, destroy, degrade or deny access to data. Statistically, fires and floods cause greater losses and downtime than viruses, but viruses, "worms", Trojan horses, and logic bombs can cause widespread damage, according to George and Hansen. NFR HID also provides detailed monitoring of user-level activities and system changes, including file tampering, Web site defacement and installation of logic bombs. |
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