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
858
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 | |
 Portugal | Commercial and Industrial Machinery Maintenance | 396 | reCAPTCHA | ||
France | Engineering Services | 380 | reCAPTCHA | ||
 Germany | Travel Arrangements | 572 | reCAPTCHA | ||
 China | Retail Apparel and Fashion | reCAPTCHA | |||
 Netherlands | IT Services and IT Consulting | 143 | $345k | reCAPTCHA | |
United States | Software Development | 336k | reCAPTCHA |
We have data on 858 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