Password nightmare: This IT pro locked out 2,500 colleagues after resigning

A terminated IT contractor sought vengeance against his former client and caused thousands of dollars in damage.
MrExcel on MSN

Excel Tutorial: Eliminate Duplicates in Amounts Without Deleting Rows

Learn how to remove duplicate amounts in Excel without deleting rows. This tutorial helps you clean up your data without ...

Stop Guessing ROI : Calculate Payback in Excel Like a Pro

Learn how to calculate payback and discounted payback in Excel with formulas, SCAN, XMATCH, LET, and SWITCH, plus ...

Windows 11 users just got a more convenient way to store passkeys - here's how it works

Passkeys are becoming increasingly common and, thankfully, easier to use. 1Password can now be set as your default passkey manager in Windows 11. Other password manager apps should follow suit.

Search This New Password Hack List Now — If You Find Yours, Delete It

How secure is your password? If it’s on this newly published list, the answer is not at all. Where to search and what to do.