logic bomb


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Related to logic bomb: Macro virus, RFC 1157

logic bomb

[′läj·ik ‚bäm]
(computer science)
A computer program that destroys data, generally immediately after it has been loaded.

logic bomb

(programming, security)
Code surreptitiously inserted into an application or operating system that causes it to perform some destructive or security-compromising activity whenever specified conditions are met.

Compare back door.

logic bomb

A 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. Many viruses are logic bombs because they deliver their payload after a specific latency or when a trigger event occurs. See virus, latency and payload.
References in periodicals archive ?
Computer viruses, logic bombs, Trojan horses and worms: A computer virus can be implanted in an exchange and spread to exchange members.
It also identifies any logic bombs hidden in the malware waiting for a trigger to cause damage at a later time.
Companies regularly spend thousands of dollars on technology products in an effort to stop intruders and malicious software such as viruses, trojan horses, worms, logic bombs and other harmful computer code from entering their corporate network.
Other destructive computer codes include the Trojan horse (which is a code that looks harmless but can cause problems once it gets into a system), logic bombs (which typically are the destructive codes embedded in vir-uses) and worms, which are much like viruses but have their own engines.
Many routinely make backup copies of their files every night to protect against logic bombs that might erase data.
Using a combination of traditional and proprietary heuristic "seek-and-destroy" techniques to ferret out even the stealthiest viruses, trojans, and logic bombs, these utilities offer an enhanced level of anti-virus protection at speeds that are unsurpassed in the PC arena.