ZERN / INTERNET INTELLIGENCE & ATTACK SURFACE DISCOVERY
Financial Forensics
An internet-wide search engine for exposed devices, hosts, services and SSL certificates, letting analysts query by port, software product or hostname (e.g. port:443, software.product:nginx, hostname:*.com) to see what is publicly reachable.
Operational fit
External attack-surface discovery and exposure review: finding an organisation's internet-facing hosts, services and certificates before an adversary does.
Specifications
| Indexed hosts | 40.4M SSH servers · 18.2M login panels |
|---|---|
| Devices | 4.5M webcams · 3.1M RDP services |
| Search | SSL certificate and open-directory search |
| Query syntax | port, software.product, hostname filters |