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Antivirus software (abbreviated to AV software ), also known as anti-malware, is a computer program used to prevent, detect, and remove malware . Antivirus software was originally developed to detect and remove computer viruses, hence the name. However, with the proliferation of other malware, antivirus software started to protect against other ...
Malware (a portmanteau of malicious software) [1] is any software intentionally designed to cause disruption to a computer, server, client, or computer network, leak private information, gain unauthorized access to information or systems, deprive access to information, or which unknowingly interferes with the user's computer security and privacy.
Spread of Conficker worm. A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers. [ 1] It often uses a computer network to spread itself, relying on security failures on the target computer to access it. It will use this machine as a host to scan and infect other computers.
Image Credits: Bryce Durbin / TechCrunch. Security researchers say a powerful new Android malware masquerading as a critical system update can take complete control of a victim’s device and ...
A computer virus generally contains three parts: the infection mechanism, which finds and infects new files, the payload, which is the malicious code to execute, and the trigger, which determines when to activate the payload. [ 33] Infection mechanism. Also called the infection vector, this is how the virus spreads.
Wed, Sep 8, 2021 · 1 min read. Shannon Stapleton / reuters. Attackers are actively exploiting a Microsoft remote code execution vulnerability using malicious Office files, the tech giant has ...
Ransomware is a type of cryptovirological malware that permanently blocks access to the victim's personal data unless a "ransom" is paid. While some simple ransomware may lock the system without damaging any files, more advanced malware uses a technique called cryptoviral extortion. It encrypts the victim's files, making them inaccessible, and ...
An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security (also cybersecurity, digital security, or information technology (IT) security) is the protection of computer software, systems and networks from threats that may result in unauthorized information disclosure, theft of (or damage to) hardware, software, or ...