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Check your exposure

Knowledge base

Data breach guides

Practical, vendor-neutral explainers on how breaches and credential leaks work, what breach monitoring covers, and how to reduce your exposure.

What is a data breach? Types, causes and consequences

A breach can affect data confidentiality, integrity or availability. Learn how breaches happen, what may be exposed and which response duties apply.
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Credential stuffing: how one leaked password becomes account takeover

Attackers don’t guess passwords – they replay leaked ones. Here’s how credential stuffing turns an old breach into a hijacked account.
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What to do after a data breach: a step-by-step response

Found out you’re in a breach? Here’s the order to act in – from the leaked password to monitoring for what comes next.
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What breach monitoring actually does – and what it cannot tell you

Monitoring watches breach collections for your addresses and domains. Here is what that covers, what it silently misses, and when paying for it is worth it.
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