Computer virus - Wikipedia
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]
What are Computer Viruses? | Definition & Types of Viruses
A computer virus is a type of malware that spreads between computers and damages data and software. Explore the different types of computer viruses here.
Computer Virus: What are Computer Viruses?
Computer viruses spread across systems, infecting programs & files with malicious code. Learn to scan for viruses (and try our free virus scanner), remove viruses, and protect your computer against future infections.
What Is a Computer Virus? - Lifewire
2020年5月1日 · Basically, computer viruses are a kind of malware that install themselves on a device and multiply. Some viruses are designed to steal or corrupt data while others are created to destabilize a program or system and potentially make it unusable.
Computer viruses: How they spread and tips to avoid them
2024年2月29日 · A computer virus is a malicious code or program designed to spread from one computer to another, causing damage to data and system operations. Learn how viruses work, signs to look out for, and the main types.
What is a Computer Virus? Definition, History, Types ...
2024年5月10日 · A computer virus is a type of malicious software program (“malware“) that, when executed, replicates itself by modifying other computer programs and inserting its code. When this replication succeeds, the affected areas are then said to be “infected“.
Computer virus | Definition & Facts | Britannica
2024年9月23日 · computer virus, a portion of a computer program code that has been designed to furtively copy itself into other such codes or computer files. It is usually created by a prankster or vandal to effect a nonutilitarian result or to destroy data and program code or, in the case of ransomware, to extort payment.