Signature Detection |
Signature-based virus detection is the basis for all current AV products. Originally designed to catch primitive viruses that infected the DOS .COM files, a signature literally contains chunks of...
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Heuristics |
Heuristic scanning is an addition to signature-based detection that allows antivirus products to be more flexible. Worms and viruses can avoid a signature-based malware detector easily by morphing themselves...
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Other methods |
Other detection methods include, for example, on-the-fly virus detection. That way, the antivirus monitors the executables that are loaded into memory, and scans them for malicious patterns as they...
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Emulation |
The dynamic virus detection is done with the help of emulation. The antivirus software contains a light virtual machine that emulates a real operating system, and is designed to...
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