// SECURITY
Censys
Search engine for Internet connected host and devices
Censys is a free public Security API that requires apiKey authentication. It supports HTTPS and does not enable CORS.
// FACTS
- Category
- Security
- Authentication
- apiKey
- HTTPS
- yes
- CORS
- no
- Endpoint
- search.censys.io
- Cost
- Free
// FREQUENTLY ASKED
What is Censys?
Censys is a free public API in the Security category. Search engine for Internet connected host and devices
Does Censys require authentication?
Yes — Censys requires apiKey authentication to make requests.
Is Censys free?
Yes. Censys is listed in our directory of free public APIs and is free to use. Check the official site for any rate limits or paid tier limitations.
Does Censys support HTTPS?
Yes, Censys supports HTTPS encrypted requests.