• Thumbnail for Computer virus
    "infected" with a computer virus, a metaphor derived from biological viruses. Computer viruses generally require a host program. The virus writes its own...
    92 KB (9,553 words) - 18:43, 29 May 2025
  • Creating a unified list of computer viruses is challenging due to inconsistent naming conventions. To combat computer viruses and other malicious software...
    17 KB (423 words) - 18:58, 11 January 2025
  • Thumbnail for Brain (computer virus)
    computer virus that was released in its first form on 19 January 1986, and is considered to be the first computer virus for the IBM Personal Computer...
    7 KB (760 words) - 16:13, 28 May 2025
  • The Melissa virus was a fast-spreading macro virus. It first appeared around March 26, 1999. This virus mainly attacked computers using Microsoft Word...
    9 KB (860 words) - 08:14, 3 April 2025
  • Thumbnail for CIH (computer virus)
    also known as Chernobyl or Spacefiller, is a Microsoft Windows 9x computer virus that first emerged in 1998. Its payload is highly destructive to vulnerable...
    12 KB (1,323 words) - 14:30, 30 December 2024
  • Thumbnail for Timeline of computer viruses and worms
    This timeline of computer viruses and worms presents a chronological timeline of noteworthy computer viruses, computer worms, Trojan horses, similar malware...
    71 KB (7,752 words) - 16:45, 10 May 2025
  • Thumbnail for Stoned (computer virus)
    Stoned is a boot sector computer virus created in 1987. It is one of the first viruses and is thought to have been written by a student in Wellington,...
    12 KB (1,421 words) - 02:19, 13 April 2025
  • Thumbnail for ILOVEYOU
    version of the virus, removing them entirely or referencing false authors. Others overwrote "EXE" and "COM" files, and the user's computer would then be...
    33 KB (3,219 words) - 11:13, 28 April 2025
  • device. Ransomware attacks are often carried out using a trojan. Unlike computer viruses and worms, trojans generally do not attempt to inject themselves into...
    19 KB (1,858 words) - 14:43, 18 April 2025
  • discovered in April 1993, is an encrypted, overwriting, file infecting computer virus which infects .COM and .EXE files, although it does not infect command...
    4 KB (366 words) - 02:37, 5 October 2024
  • Thumbnail for Antivirus software
    a computer program used to prevent, detect, and remove malware. Antivirus software was originally developed to detect and remove computer viruses, hence...
    97 KB (8,885 words) - 21:01, 23 May 2025
  • The Michelangelo virus is a computer virus first discovered on 3 February 1991 in Australia. The virus was designed to infect DOS systems, but did not...
    7 KB (700 words) - 17:34, 16 February 2025
  • Thumbnail for Virus hoax
    A computer virus hoax is a message warning the recipients of a non-existent computer virus threat. The message is usually a chain e-mail that tells the...
    17 KB (1,202 words) - 23:08, 14 May 2025
  • AIDS is a DOS computer virus which overwrites COM files. AIDS is the first virus known to exploit the MS-DOS "corresponding file" vulnerability. In MS-DOS...
    7 KB (632 words) - 04:55, 27 January 2025
  • Thumbnail for Computer worm
    more computers in a short time. Worms almost always cause at least some harm to the network, even if only by consuming bandwidth, whereas viruses almost...
    24 KB (2,746 words) - 08:15, 25 May 2025
  • The Anna Kournikova virus (also known as VBS.OnTheFly, VBS/SST, and VBS_Kalamar) was a computer worm that emerged in February 2001. Disguised as an email...
    10 KB (1,006 words) - 00:50, 21 May 2025
  • messages if, say, the virus is not able to infect a file on a read-only device such as a floppy disk. One of the clues that a computer is infected is the...
    22 KB (3,015 words) - 12:19, 24 October 2024
  • Etap and MetaPHOR) is a metamorphic computer virus written in assembly language for Microsoft Windows. The virus was released in its most recent version...
    3 KB (369 words) - 11:23, 9 May 2025
  • SCA virus is the first computer virus created for the Amiga and one of the first to gain public notoriety. It appeared in November 1987. The SCA virus is...
    3 KB (346 words) - 08:10, 7 April 2025
  • Thumbnail for Mark Gasson
    experiments transmitting a computer virus into a human implant, and is credited with being the first human infected with a computer virus. Gasson has featured...
    18 KB (1,966 words) - 20:36, 7 December 2024
  • includes viruses, Trojans, worms and other types of malware that affect the Linux family of operating systems. Linux, Unix and other Unix-like computer operating...
    58 KB (4,841 words) - 15:41, 27 May 2025
  • Acid is a computer virus which infects .COM and .EXE files including command.com. Each time an infected file is executed, Acid infects all of the .EXE...
    2 KB (148 words) - 18:29, 11 February 2024
  • the pseudonym of a computer virus writer from Sofia, Bulgaria. He gained considerable notoriety during the early 1990s when his viruses spread internationally...
    11 KB (1,167 words) - 17:32, 9 April 2025
  • Thumbnail for Cascade (computer virus)
    The Cascade virus (also known as Herbstlaub, "autumn leaves" in Germany) is a prominent computer virus that was a resident written in assembly language...
    2 KB (174 words) - 14:47, 29 July 2024
  • Ada is a computer virus that can affect any of the DOS operating systems. Ada was first discovered in 1991. Ada virus was first discovered in Argentina...
    3 KB (284 words) - 23:04, 1 October 2024
  • Acme is a computer virus which infects MS-DOS EXE files. Each time an infected file is executed, Acme may infect an EXE in the current directory by creating...
    2 KB (127 words) - 23:55, 17 July 2024
  • Virus or The Virus may also refer to: Computer virus, a type of malicious computer program Mobile virus, a type of malicious cell phone program Virus...
    5 KB (569 words) - 03:41, 10 May 2025
  • Cloner is one of the first known microcomputer viruses that spread "in the wild", i.e., outside the computer system or laboratory in which it was written...
    7 KB (753 words) - 19:29, 24 March 2025
  • Scott's Valley [sic] is a computer virus, a member of the Slow virus family and distantly related to the Jerusalem virus family. It was discovered in September...
    3 KB (290 words) - 00:43, 1 October 2024
  • intended to break computers or steal private information Computer virus Computer worm Trojan horse (computing) – malware hidden inside anti-virus software or...
    7 KB (788 words) - 02:03, 8 March 2025