The Mac operating system provides a way for you to lock Excel with a password to prevent unauthorized use by using Keychain Access. Removing this password requires ...

You’re working diligently on an Excel spreadsheet, making sure all the figures are accurate and everything looks great. You’re a machine: There’s nothing that can stop you from acing this task and ...

A recommended approach to secure your most private documents — whether it’s a PDF, Word file, or Excel spreadsheet — is to lock them with a passcode. While this does help keep sensitive content safe, ...