Ads
related to: computer virus definition infectedantivirussoftwareguide.com has been visited by 100K+ users in the past month
- Best Antivirus 2025
Compare antivirus software
Choose your virus protection
- Run a Virus Scan
Choose your antivirus provider
Compare best virus protection
- Top 10 Antivirus
Best 10 antivirus software compared
Review of the best virus protection
- Compare Antivirus
Compare best antivirus providers
Find your best antivirus software
- Best Antivirus 2025
Search results
Results from the WOW.Com Content Network
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. [4]
Computer viruses generally require a host program. [11] The virus writes its own code into the host program. When the program runs, the written virus program is executed first, causing infection and damage. A worm does not need a host program, as it is an independent program or code chunk.
The first IBM PC virus in the wild was a boot sector virus dubbed (c)Brain, created in 1986 by the Farooq Alvi brothers in Pakistan. [14] Malware distributors would trick the user into booting or running from an infected device or medium. For example, a virus could make an infected computer add autorunnable code to any USB stick plugged into it.
The Sobig viruses infected a host computer by way of the above-mentioned attachment. When this is started they will replicate by using their own SMTP agent engine. E-mail addresses that will be targeted by the virus are gathered from files on the host computer. The file extensions that will be searched for e-mail addresses are: .dbx.eml.hlp.htm ...
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.
Scareware is part of a class of malicious software that includes rogue security software, ransomware and other scam software that tricks users into believing their computer is infected with a virus, then suggests that they download and pay for fake antivirus software to remove it. [2]
Use antivirus software to protect your computer from viruses and other malware and always keep your antivirus definitions and databases up-to-date. Run antivirus scanning or detection utilities on a regular basis to identify and remove malware that can infect your computer.
One of the clues that a computer is infected is the mis-capitalization of the well-known message "Bad command or file name" as "Bad Command or file name". The Jerusalem virus is unique among other viruses of the time, as it is a logic bomb, set to go off on Friday the 13th on all years but 1987 (making its first activation date 13 May 1988). [3]
Ads
related to: computer virus definition infectedantivirussoftwareguide.com has been visited by 100K+ users in the past month