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

Clean

Software; Anti virus

Adj. A computer, file, or disc that is free of viruses is considered clean. V. To clean is to remove a virus or other malicious software from a computer, file, or disk. Also see: disinfection.

Checksum

Software; Anti virus

A checksum is an identifying number calculated from file characteristics. The slightest change in a file changes its checksum.

Cavity virus

Software; Anti virus

A cavity virus overwrites a part of its host file without increasing the length of the file while also preserving the host's functionality.

Bug

Software; Anti virus

A bug is an unintentional fault in a programme that causes actions that neither the user nor the programme author intended.

Brute-force attack

Software; Anti virus

A brute-force attack is an attack in which each possible key or password is attempted until the correct one is found. Also see: attack.

The boot record is the programme recorded in the boot sector. This record contains information on the characteristics and contents of the disc and information needed to boot the computer. If a user ...

Boot

Software; Anti virus

To boot a computer is to start (a cold boot) or reset (warm boot) the system so it is ready to run programmes for the user. Booting the computer executes various programmes to cheque and prepare the ...