When computers were still relatively new, antivirus software defended against the only existing threat at the time – viruses. Today, users must protect themselves and their devices from viruses and from malware such as ransomware, as well as malicious activities carried out by cyber crooks, including Wi-Fi snooping to steal personal information, account breaching, and infecting Internet of Things (IoT) devices to perform DDoS attacks. You may be wondering, then, how to protect yourself from so many – and such diverse – threats.