CAPTCHA
CAPTCHA features technologies that distinguish human users from bots to enhance online security. It helps protect websites from automated threats and misuse.
4
technologies
790
companies
List of companies using CAPTCHA
curl --request POST \
--url "https://api.theirstack.com/v1/companies/search" \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <api_key>" \
-d "{
\"tech_filters\": {
\"technology_category_slug_or\": [
\"captcha\"
]
}
}"| Company | Country | Industry | Employees | Revenue | Technologies |
|---|---|---|---|---|---|
 United Kingdom | Hospitals and Health Care | 5k | $453M | reCAPTCHA | |
 United States | Higher Education | 5 | reCAPTCHA | ||
 Switzerland | Venture Capital and Private Equity Principals | 20 | reCAPTCHA | ||
 France | IT Services and IT Consulting | 27k | $600M | reCAPTCHA | |
 Germany | Travel Arrangements | 578 | reCAPTCHA | ||
France | Engineering Services | 380 | reCAPTCHA | ||
 Portugal | Commercial and Industrial Machinery Maintenance | 392 | reCAPTCHA | ||
 China | Retail Apparel and Fashion | reCAPTCHA | |||
United States | Software Development | 335k | reCAPTCHA | ||
 Netherlands | Renewable Energy Power Generation | 439 | reCAPTCHA |
We have data on 790 companies and users that use CAPTCHA. Our CAPTCHA users and customers list is available for download and comes enriched with vital company specifics, including industry classification, organizational size, geographical location, funding rounds, and revenue figures, among others.
Frequently asked questions