MCP serverio.github.troyhunt/hibp

Generate the TXT record value required to verify domain control via DNS, creating or reusing the private HIBP domain-verification records needed for the request. Requires an authen

Look up a single public HIBP breach by its canonical breach name, such as Adobe.

Search HIBP for breaches affecting a single email address. Requires an OAuth bearer token linked to an active HIBP API subscription; use domain and verification filters to refine t

Query the authenticated HIBP k-anonymity breached-account range endpoint with the first 6 characters of a SHA-1 email hash. Requires a subscription with k-anonymity access; compare

Return breached aliases for a verified domain. This tool requires an authorized subscription via OAuth bearer token.

Return the most recently added public breach currently loaded into HIBP.

Search for public pastes containing a single email address. Requires an OAuth bearer token linked to an active HIBP API subscription; run this separately from breached-account look

Query the public Pwned Passwords k-anonymity API with a 5-character SHA-1 or NTLM prefix and return matching suffixes with prevalence counts.

Return website domains historically observed in stealer logs for an email address. Requires an OAuth-linked active subscription with the stealer-log feature; results do not establi

Return email aliases and associated website domains historically observed in stealer logs for an email domain. Requires an OAuth-linked active subscription with the stealer-log fea

Return email addresses historically observed in stealer logs for a website domain. Requires an OAuth-linked active subscription with the stealer-log feature; results do not establi

Return the current plan, quotas, rate limits, expiry, and feature flags for the active HIBP API subscription linked to the authenticated OAuth connection. Use it to confirm access

List public HIBP breaches, optionally filtered by domain, spam-list flag, and verification status.

List the data classes used across public HIBP breach models, such as email addresses or passwords.

List the domains associated with the authenticated HIBP subscription.

Send a domain verification email to an approved alias such as admin or security. Requires an authenticated subscription with domain-verification access.

Complete domain verification by checking the expected HIBP TXT record on the target domain. Requires an authenticated subscription with domain-verification access.