Anti virus

Anti virus

Software applications for preventing, detecting, and removing malware, including computer viruses, worms, and trojan horses.

Industry: Software

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Anti virus

File viruses usually replace or attach themselves to COM and EXE files. They can also infect files with the extensions SYS, DRV, BIN, OVL, and OVY. File viruses may be resident or non-resident, the ...

File allocation table (FAT)

Software; Anti virus

Under MS-DOS, Windows 3. X, 9x, and NT (in some cases), the FAT is located in the boot sector of the disc and stores the addresses of all the files contained on a disk. Viruses and other malicious ...

Disinfection

Software; Anti virus

Most anti-virus software carries out disinfection after reporting the presence of a virus to the user. During disinfection, the virus may be removed from the system and, whenever possible, any ...

Direct action virus

Software; Anti virus

A direct-action virus works immediately to load itself into memory, infect other files, and then to unload itself.

Dialer

Software; Anti virus

Dialers are programmes that use a system, without your permission or knowledge, to dial out through the Internet to a 900 number or FTP site, typically to accrue charges.

Denial of service (DoS)

Software; Anti virus

A Denial of Service (DoS) attack is an attack specifically designed to prevent the normal functioning of a system and thereby to prevent lawful access to the system by authorised users. Hackers can ...