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Computer hacking. In computing, a Trojan horse (or simply Trojan) is any malware that misleads users of its true intent by disguising itself as a standard program. The term is derived from the ancient Greek story of the deceptive Trojan Horse that led to the fall of the city of Troy. [ 1]
A computer virus[ 1] is a type of malware that, when executed, replicates itself by modifying other computer programs and inserting its own code into those programs. [ 2][ 3] If this replication succeeds, the affected areas are then said to be "infected" with a computer virus, a metaphor derived from biological viruses.
Malware (a portmanteau of malicious software) [1] is any software intentionally designed to cause disruption to a computer, server, client, or computer network, leak private information, gain unauthorized access to information or systems, deprive access to information, or which unknowingly interferes with the user's computer security and privacy.
Hardware Trojan. A Hardware Trojan ( HT) is a malicious modification of the circuitry of an integrated circuit. A hardware Trojan is completely characterized by its physical representation and its behavior. The payload of an HT is the entire activity that the Trojan executes when it is triggered. In general, Trojans try to bypass or disable the ...
A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers. [ 1] It often uses a computer network to spread itself, relying on security failures on the target computer to access it. It will use this machine as a host to scan and infect other computers.
Leap - Mac OS X Trojan horse. Shamoon a wiper virus with stolen digital certificates destroyed over 35,000 computers owned by Saudi Aramco. Storm Worm - A Windows trojan horse that forms the Storm botnet. Stuxnet First destructive ICS -targeting Trojan which destroyed part of Iran 's nuclear program.
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