Shodan - Shodan is the world's first search engine for Internet-connected devices.
HackerOne - HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
Intruder - Intruder is a security monitoring platform for internet-facing systems.
Horangi - Horangi is a leading cyber-security solution that provides instant response and threat detection for companies who lack the time and expertise to monitor their system.
Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
PracticeProtect - Network security & identity management