Anti-virus software may be a software utility that detects, prevents, and removes viruses, worms, and other malware from a computer. Most anti-virus programs include an auto-update feature that allows the program to download profiles f new viruses, enabling the system to see for brand spanking new threats. Antivirus programs are essential utilities for any computer but the selection of which one is extremely important. One AV program might find a particular virus or worm while another cannot, or vice-versa.
Myedutown Explains Anti-Virus Software
Anti-virus software searches the disk drive and external media attached to a computer for any potential viruses or worms. broadly, the 2 main approaches to virus detection are:
Dictionary Approach: The antivirus software checks a file and automatically refers to a dictionary of known viruses. If there is a match, the file is deleted, quarantined, or repaired.
Suspicious Behavior Approach: The antivirus software monitors the behavior of all programs and flags any suspicious behavior. for instance, a program could be flagged if it tries to vary settings to the OS or write to a particular directory. Anti-virus software is additionally referred to as a program or a vaccine.