HackerOne - HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
Cisco Umbrella - Cisco Umbrella is a cloud security platform that provides the first line of defense against threats on the internet.
Forcepoint Web Security Suite - Internet Security
WebTitan - WebTitan is an advanced DNS based web content filter and web security layer that blocks malware, ransomware and phishing attempts as well as providing web content control. Cloud and gateway versions available.
OPSWAT - OPSWAT offers an advanced threat detection and prevention platform.
DNSFilter - DNSFilter offers DNS-Based Content Filtering & Threat Protection.