Excel users are warned to update now, as a critical vulnerability has been confirmed that can lead to “zero-click information ...

Switch from manual entries to automated generators that keep your spreadsheets clean, consistent, and error-free.

Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

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AI coworkers can boost productivity, but hidden instructions called prompt injection can manipulate them. Learn how to set boundaries, protect data, and manage AI.

A new ClickFix attack variant uses fake CAPTCHA pages instructing victims to paste and execute malicious commands in Windows Terminal.