Antivirus software is a program designed to detect, prevent, and remove malicious software, commonly known as malware. This includes viruses, worms, trojans, and spyware that can harm computers and compromise personal information. By scanning files and monitoring system behavior, antivirus programs help protect devices from potential threats. Most antivirus solutions offer real-time protection, meaning they actively monitor your system for suspicious activity. They also provide regular updates to ensure they can recognize the latest threats. Popular antivirus software includes names like Norton, McAfee, and Kaspersky, which are widely used to enhance cybersecurity for individuals and businesses.