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<p>to guide the search. </p>

<p><big> Antivirus software </big></p>
<p><a href="page.php?w=Antivirus_software">Antivirus software</a> often uses heuristic rules for detecting viruses and other forms of <a href="page.php?w=malware">malware</a>. Heuristic scanning looks for code and/or behavioral patterns common to a class or family of viruses, with different sets of rules for different viruses. If a file or executing process is found to contain matching code patterns and/or to be performing that set of activities, then the scanner infers that the file is</p><p>
<a accesskey="1" href="page.php?w=Heuristic_(computer_science)&amp;p=14">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Heuristic_%28computer_science%29&amp;p=16">3.Next</a>
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