Which viruses can destroy data?

Which type of virus affect data files?

Macro viruses: these infect data files, such as Word documents or Excel spreadsheets, rather than programs. They are very common and can be difficult and expensive to repair. Macro viruses are written using macro programming languages, designed to allow users to automate tasks within an application.

What are the most destructive viruses?

Top 10 Most Destructive Computer Viruses of All Time1ILOVEYOU. The ILOVEYOU virus posed as a love confession. ... 2Code Red. Code Red targeted Microsoft IIS users and even the White House website was hit. ... 3Melissa. This virus started in 1999 as an infected word document. ... 4Storm Trojan. ... 5Sasser. ... 6My Doom. ... 7Zeus. ... 8Conficker.

Can a virus damage files?

Each time a user starts a computer that is already infected by a virus, they may be launching a series of programs that can damage program files. Computer viruses are notorious for spreading quickly, and can even start infecting other computers on a network.

What is a data destructive virus?

A destructive Trojan is a virus designed to destroy or delete files. Destructive Trojans have more typical virus characteristics than other types of Trojans but do not always result in data theft. Destructive Trojans may not be detected by antivirus software.