As of 2015, some top antivirus programs for Windows 8 are Bitdefender Antivirus Plus, Kaspersky Antivirus, Norton Security, McAfee AntiVirus Plus and Avira Antivirus Pro. Top Ten Reviews gives these programs an overall rating of at least 8.82 out of 10.
Bitdefender Antivirus Plus allows users to reboot their computers into the rescue mode to remove hidden viruses from the Windows registry. Its USB immunizer scans flash drives for potential threats. Kaspersky Antivirus offers real-time protection against various types of malware. Its virtual keyboard provides protection against keylogging malware. When it encounters a new threat, it sends the information to the Kaspersky Lab, which updates its threat signatures.