If you’ve ever encountered a dialog box that, upon asking for a password, offers to store it, you’ve had a brush with OS X’s keychain. And perhaps you think that’s all it’s good for—storing your web, ...

Many times when you log into a network resource or access a system setting you will be prompted for a password, with the option to save the password in your keychain. This convenience allows you to ...

Has your Mac suddenly started asking you for account and Wi-Fi passwords it never used to require? Is your Mail app asking you to enter the password relentlessly ...