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2. Computer virus - Wikipedia

   en.wikipedia.org/wiki/Computer_virus

   A second method to find viruses is to use a heuristic algorithm based on common virus behaviors. This method can detect new viruses for which antivirus security firms have yet to define a "signature", but it also gives rise to more false positives than using signatures. False positives can be disruptive, especially in a commercial environment ...

3. Heuristic analysis - Wikipedia

   en.wikipedia.org/wiki/Heuristic_analysis

   Heuristic analysis is a method employed by many computer antivirus programs designed to detect previously unknown computer viruses, as well as new variants of viruses already in the "wild". [ 1 ] Heuristic analysis is an expert based analysis that determines the susceptibility of a system towards particular threat/risk using various decision ...

4. Antivirus software - Wikipedia

   en.wikipedia.org/wiki/Antivirus_software

   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.

5. Malware analysis - Wikipedia

   en.wikipedia.org/wiki/Malware_Analysis

   Malware analysis. Malware analysis is the study or process of determining the functionality, origin and potential impact of a given malware sample such as a virus, worm, trojan horse, rootkit, or backdoor. [1] Malware or malicious software is any computer software intended to harm the host operating system or to steal sensitive data from users ...

6. EICAR test file - Wikipedia

   en.wikipedia.org/wiki/EICAR_test_file

   The EICAR Anti-Virus Test File[1] or EICAR test file is a computer file that was developed by the European Institute for Computer Antivirus Research (EICAR) and Computer Antivirus Research Organization (CARO) to test the response of computer antivirus (AV) programs. [2] Instead of using real malware, which could cause real damage, this test ...

7. Computer security - Wikipedia

   en.wikipedia.org/wiki/Computer_security

   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 can lead to unauthorized information disclosure, theft or damage to hardware, software, or data ...