Cybercriminals change their tactics constantly. You need a complete security against viruses to be protected from most recent threats. A good antivirus program will identify, scan and eliminate viruses such as trojan horses, worms and spyware. Certain programs also provide additional security options, like a virtual private network, parental controls, password management and protection against phishing.
Antivirus software must also protect you from keyloggers and rootkits that can secretly record all the information you type into your keyboard including passwords and credit cards numbers. Also, it should be able to block ransomware, which can hijack your computer and take files hostage until you pay ransom.
The best antivirus software will have a high detection rate for known malware and consistently good scores in independent labs of testing. A good security suite should also include additional security features, like an algorithm-based detection system that looks for the kinds of behavior that viruses tend to display. It should also have try this security features like firewalls, and some software packages have a sandboxing option which allows you to run suspicious software in a virtual space where they can’t do any damage.
A good antivirus program is updated frequently, typically once or twice a day. It should be compatible with many devices, such as PCs, Macs, smartphones and smart homes. Certain antivirus programs offer cheap price introductory offers. Some offer monthly or yearly subscriptions, while others charge on a per-device basis. The price of a program should be based on the number of devices and types it protects, the frequency of updates, its ease of use and other safety features.