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, ...

Microsoft Excel has been one of the go-to spreadsheet apps for several decades, and it's developed an array of tricks throughout its lifetime, not just for making data entry, editing, and organization ...

XLS files sent via emails appear password protected but aren’t, opening automatically to install malware from compromised macros, according to researchers. Hackers have updated the age-old Excel ...