Computers

Chapter 14 computer viruses 1 Types of viruses Virus sense of mend A virus signature describes a virus. cannister embarrass the following: length show names dash of transmission or replication the areas of the system that are attacked name or length of file attachment Used by antivirus programs to describe viruses. Virus classifications Worm- A worm is replicated onto one computer and infects its files. Spreads itself mechanically to new(prenominal) computers without prompting from the user. Trojan horse- appears as a free gift, such(prenominal) as a free download. Activates when opened. Can cause flying stultification or damage at a posterior date. macro instruction virus- A big virus is created with a macro programme language. MBR virus- An MBR virus attaches to the master boot record (MBR). super destructive. MBR circle be rebuilt if a anchorup is made. Logic Bomb- a system of logic bomb is shipped into an application. Lays dormant until some event takes place. Gives virus succession to spread to other computers. Back doorway virus- A indorse door virus creates a back door into a computer and goes undetected. Used to breach security. Password virus- a watchword virus is designed to breach security care the back door virus. Steals passwords. Sometimes used in crew with a back door virus. Stealth virus- hides from normal detection.

Incorporates itself into sectionalization of a known, typically required, program. Difficult to acquire its signature. Polymorphic virus- changes as it evolves. Can randomly change its program length, location, and type of file to infect. hoax- is a fal! se message spread about a historical or unreal virus. Harmful In that it can toll a company money due to a release 2 well- known viruses Michelangelo- Logic bomb toughened for swear out 6th, 1992. Wipes out data on the hard drive. Melissa- appeared In prove of 1999. Macro email virus. Sends infected message to starting charge 50 people on users microsoft card post mail list. Could send any document from your PC. I honor you- attaches file name: Love-letter-for-you.txt.vbs....If you want to get a all-inclusive essay, order it on our website: OrderCustomPaper.com

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