Cybercriminals are always tweaking their methods, so you need a complete antivirus program to protect yourself from the most recent threats. A good antivirus program will scan for, detect and eliminate trojans, viruses malware, worms, and spyware. Some antivirus programs come with additional security options like virtual personal networks as well as parental and password management controls, as well as phishing protection.
Antivirus software must also protect you from keyloggers and rootkits that can secretly record all the information you input on your keyboard including passwords and credit cards numbers. It should also prevent ransomware, which can hijack your computer and take files in limbo until you pay a ransom.
The most effective antivirus software will have a high rate of detection for known malware, and consistently high scores in independent labs for testing. A robust security suite also has other safety features such as the ability to detect viruses based on algorithms that look for the kinds of behavior that viruses are known to exhibit. It should also come with an anti-virus system, and some programs have a sandboxing function which allows you to run suspicious programs in a virtual environment where they won’t cause any harm.
A good antivirus program will also regularly update, usually once a day or more. It should also work with a wide range of devices, ranging from PCs and Macs to smartphones and smart homes. Certain antivirus applications offer low introductory prices. Some antivirus applications charge monthly or annually, whereas other charge per device. The cost of an antivirus program needs to be apparent in the amount and types of devices it shields as well as the frequency of updates, how easy it is to use and what other security features it comes with.