Avast

Avast is one of the best cybersecurity software company known for its antivirus software and internet security products designed to protect computers, mobile devices, and networks from malware, viruses, phishing, ransomware, and other cyber threats. Avast offers both free and premium versions of its antivirus software, with additional features in the premium versions, such as a firewall, ransomware protection, VPN (Virtual Private Network), password manager, and web protection.