Audit Your Passwords

Perhaps, upon reading this book, you realize that some or all of your passwords are terrible, and you’re committed to choosing and using good passwords from now on. Fantastic—but what about all those existing passwords, which may number in the hundreds? How do you find the bad ones and change them? You need to audit your passwords to determine how bad the problem is and where fixes are needed.

Several password managers, including 1Password, Dashlane, LastPass, and RoboForm, have a security audit feature (which goes by various names) that identifies weak, reused, or otherwise vulnerable passwords in your vault. In some cases, the feature calls special attention to passwords for sites with known security breaches that haven’t ...

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