Censys
Internet-wide scan data powering attack surface management, exposure discovery, and threat hunting.
Censys continuously scans and indexes hosts, services, and certificates across the public internet, and sells access to that map for attack surface management, exposure discovery, and threat hunting. The company grew out of University of Michigan research, including the ZMap scanner, and was founded in 2017.
- Category
- Threat Intel & DFIR
- Founded
- 2017
- Funding
- $198M raised (Series D, 2026)
- Website
- https://censys.com
Seen at Black Hat USA 2026 (Silver Plus sponsor, booth 5336).
Outbound clicks are tokenized for directory analytics.