http://avastantivirusinfo.com/secure-tech-innovations-for-sensitive-data-sharing-control
If you’re looking for antivirus protection You’re looking for software that can identify and deflect malware that are programs that are designed to damage computers and laptops and steal data, or corrupt systems. Malware can be spread through malicious emails and attachments, embedded in dubious USB drives or found in online advertisements.
The best antivirus software can detect and deflect cyber threats. They also offer excellent customer service. They can also be guaranteed with a money back guarantee.
The majority of the antivirus programs we test for this report included many features to help prevent or detect infections. They include signature- and heuristic-based detection that analyzes the files or programs that are being downloaded with known malware signatures. Heuristics also look at the behavior of programs and looks for signs of anomalies or unusual activity.
Many programs include firewalls that monitor activities and blocks specific ports to protect against attacks. Some programs also provide ransomware protection. This encrypts your data and requires you to pay a fee to decrypt it. Some offer protection for web pages via browser extensions or plugins that block sites that are suspicious or prevent the possibility of accidentally divulging personal information to criminals.
Finally, a large number of these programs rely partially or entirely on cloud-based checkups of URLs, files and other information. They upload a list of all running and installed applications including their metadata and signatures to the cloud to be checked against the database of the company. Companies differ on how they reveal this and whether they allow you to opt out.