Guides
Learn more about password security.
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How to Create a Strong Password
Practical ways to build passwords that are easy to remember but hard to crack.
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What Is k-Anonymity? How Your Password Stays Private
A plain-language explanation of how PW Checkup checks your password against a breach database without ever sending it to a server.
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Two-Factor Authentication (2FA): A Complete Guide
Why 2FA protects your accounts even if your password leaks, and how to set it up.
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How to Choose a Password Manager
What to look for when picking a tool to manage dozens of account passwords safely.