AutoFill has been a part of OS X and Apple’s browser, Safari, for a while now. When you fill out forms on the web, Safari will prompt you to use your contact info to fill in the form, or to use the form data you entered as your AutoFill information. This is helpful as you fill out a lot of web forms, of course.
Now, in OS X Mavericks beta, Safari has a new trick up its sleeve, with the ability to suggest secure passwords to you, and then saving them for you when you go back to that site. It’s called iCloud Keychain, and here’s how to set it up.