![]() ![]() More comprehensive packages may also provide additional services like VPNs for secure internet browsing and password managers for data protection. Most antivirus programs also include real-time protection, which scans your system continuously to intercept threats as they occur.Īdditional features may include firewalls to block unauthorized access, email protection to filter spam and phishing attempts, and safe browsing features to warn you about potentially unsafe websites. A virus scanner is a fundamental feature that scans files and programs for known virus signatures. Common Features of Antivirus SoftwareĪntivirus software offers a range of features to protect your device. This approach is especially useful for detecting new, unknown threats that do not yet have a recognized signature. ![]() When a match is found, the software isolates and removes the threat.īehavior-based detection, on the other hand, identifies malware by recognizing suspicious behavior, such as modifying system files or sending data to unfamiliar locations. ![]() Signature-based detection involves comparing code in files against a database of known virus ‘signatures’ – unique pieces of code that identify a virus. Antivirus software operates primarily through two methods: signature-based detection and behavior-based detection. ![]()
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