How many companies use HSTS vs OpenSSL?

216,584 companies use HSTS and 3,998 companies use OpenSSL in our database. HSTS is more widely adopted with 54.2x more companies than OpenSSL.

Can I get a list of companies using both HSTS and OpenSSL?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

HSTS is used by 216,584companies — 54.2x more than OpenSSL (3,998).

216,584 use HSTS3,998 use OpenSSL

	HSTS	OpenSSL
Companies	216,584	3,998
Category	Security	Web server extensions

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220,582 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=hsts

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