Narrative podcast documenting breaches, underground actors, darknet cases and security investigations.
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Searchable timeline of publicly reported breaches with affected organizations, dates and data types.
Have I Been Pwned is a data breach search and notification service. It lets users check whether an email address appears in known data breaches and lists instances where data was found in paste records. It also offers an MCP server that connects AI agents to breach, password, paste, domain and stealer log data.
Identity Theft Resource Center database documenting publicly reported US data compromises.
A tag archive on Krebs on Security collecting posts about dark web topics. Entries cover the 2019 takedown of the Wall Street Market dark web bazaar, the disappearance of the Evolution Market in 2015, and stolen credit card shops. Each entry carries a publication date and reader comments.
Leakedpassword.com searches across multiple data breaches to check whether a password has been compromised. It also provides an API for use in signup processes to validate users' passwords, drawing its data from Have I Been Pwned and requiring no authentication.
Mozilla service that checks email addresses against known breaches and explains protective steps.