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  2. Trojan horse (computing) - Wikipedia

    en.wikipedia.org/wiki/Trojan_horse_(computing)

    In computing, a Trojan horse (or simply Trojan) is a malware that misleads users of its true intent by disguising itself as a normal 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 .

  3. Malware - Wikipedia

    en.wikipedia.org/wiki/Malware

    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.

  4. Alureon - Wikipedia

    en.wikipedia.org/wiki/Alureon

    Alureon (also known as TDSS or TDL-4) is a trojan and rootkit created to steal data by intercepting a system's network traffic and searching for banking usernames and passwords, credit card data, PayPal information, social security numbers, and other sensitive user data. [1]

  5. Cyber espionage - Wikipedia

    en.wikipedia.org/wiki/Cyber_espionage

    Cyber espionage, cyber spying, or cyber-collection is the act or practice of obtaining secrets and information without the permission and knowledge of the holder of the information using methods on the Internet, networks or individual computers through the use of proxy servers, [1] cracking techniques and malicious software including Trojan horses and spyware.

  6. Trojan - Wikipedia

    en.wikipedia.org/wiki/Trojan

    Trojan (celestial body), that shares the orbit of a larger one; Trojan horse (computing), or trojan, computer malware; Trojan Nuclear Power Plant, in Oregon, U.S. Trojan Records, British record label; Trojans, a group of scholars in the Grammarians' War in England 1519–1521; Trojan–Tauranac Racing, a Formula One constructor

  7. Computer virus - Wikipedia

    en.wikipedia.org/wiki/Computer_virus

    This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Computer program that modifies other programs to replicate itself and spread Hex dump of the Brain virus, generally regarded as the first computer virus for the IBM Personal Computer (IBM PC) and compatibles A computer virus is a type of malware that, when executed, replicates itself by ...

  8. Dropper (malware) - Wikipedia

    en.wikipedia.org/wiki/Dropper_(malware)

    A dropper [1] [2] is a Trojan horse that has been designed to install malware (such as viruses and backdoors) onto a computer. The malware within the dropper can be packaged to evade detection by antivirus software. Alternatively, the dropper may download malware to the target computer once activated.

  9. Hardware Trojan - Wikipedia

    en.wikipedia.org/wiki/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.