Kaspersky Anti-Virus is an antivirus program aimed at home users and small businesses. The program provides protection against various types of viruses (polymorphic and self-encrypting, scripting, macro viruses, and thanks to heuristic analysis, the program monitors, limits and blocks suspicious actions performed by applications). Three basic methods are used to detect threats:

signature-based, proactive and heuristic. The program is also equipped with a module for detecting and blocking network attacks. The MailChecker module used in the program, which acts as an anti-spam filter, enables cooperation with all the most popular e-mail clients working on the basis of SMTP and POP3.