FAQs
- How can I retrieve a previous invoice or receipt?
- Do you provide free trials?
- Can you provide proof of solvency or non-bankruptcy?
- Why does my domain show more email addresses than what could possibly exist?
- Is it possible to purchase an API key at a higher rate limit than is listed on the website?
- What currency are your services charged in?
Troubleshooting
- Why do I get a cross-origin resource sharing (CORS) exception when calling an authenticated API from the browser?
- The HIBP API is working correctly but I can't get my code to work, can you help?
- How can I get troubleshooting support for an unexplainable problem with the API?
- Why do I keep getting HTTP 429 "Too Many Requests" when querying within the rate limit?
- Why do all requests return HTTP 401 "Unauthorised"?