If you’re in need of antivirus protection you’re searching for software that can detect and deflect http://avastantivirusinfo.com/3-types-of-software-any-enterprise-should-implement malware, which are programs designed to damage computers and laptops as well as steal data or corrupt systems. Malware can be spread by malicious emails, USB drives with questionable content or online ads.

The best antivirus programs can detect and deflect cyber threats. They also offer top customer support. Certain programs are protected by a money back guarantee.

Most of the antivirus applications we evaluated for this report offered various features to help to prevent or detect malware. These include signature-based and heuristic based detection, which compares incoming files or programs with known malware signatures. The heuristic tool also looks at the behavior of the program in search of anomalies and unusual activity.

A lot of programs come with a firewall that monitors activities and blocks certain ports to protect against attacks. Certain firewalls also provide ransomware security which locks data to ensure that you’ll have to pay a fee in order to decrypt it. Some offer web protection via browser extensions or plugins that block sites that are suspicious or stop you from accidentally giving out private information to criminals.

In addition, a lot of these programs depend partially or entirely on cloud-based checks of URLs, files, and other information. They upload a list with all running and installed applications as well as their signatures and metadata into the cloud to be compared with the database of the company. The companies differ on how they reveal this and whether they let you remove yourself from.