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Excel security is a myth: Passwords and hidden rows won't save your data, but this will

Excel is designed for transparency and calculation, which is exactly why it's so bad at keeping secrets. It offers plenty of ways to keep your data out of sight, but don't mistake those for actual ...

A 'Fascinating' Microsoft Excel security flaw teams up spreadsheets and Copilot Agent to steal data

There's more than one way to skin an Excel table, and this one abuses Copilot.