From hidden rows to sheet protection passwords, Excel's "privacy" features are easily bypassed—encryption and deletion are much more watertight.

Excel is still a security headache after 30 years because of this one feature Your email has been sent Threat researcher explains why it's tricky to tell the difference between legitimate Excel Macros ...

A Microsoft security advisory warns that some Excel users are at risk of attacks specifically targeting the vulnerability. Users who've installed Excel 2003 Service Pack 3, or who are running Office ...

The Cybersecurity and Infrastructure Security Agency, or CISA, is issuing a new warning: your Google Chrome browser and Excel spreadsheets could be at risk of an attack. The agency identified two new ...

Last Thursday Microsoft acknowledged that a critical flaw in Excel was being used by attackers who had targeted a single company, the second such admission in a month. In May, a bug in Microsoft Word ...

Microsoft released two security advisories today. Security Advisory 968272, addresses an Excel exploit seen in small numbers in the wild and Security Advisory 967940 fixes an issue with Windows ...