Microsoft plans to add a feature to Office Excel that will make it harder for cyberattackers to exploit the spreadsheet application's "add-ins" function to run malicious code on a victim's computer.

A wave of cyberattacks is exploiting Microsoft Excel add-in files in order to deliver several forms of malware in campaigns that could leave businesses vulnerable to data theft, ransomware and other ...

Microsoft says the Excel spreadsheet software is now blocking untrusted XLL add-ins by default in Microsoft 365 tenants worldwide. The company announced this change in January with a new entry added ...

Microsoft is working on adding XLL add-in protection for Microsoft 365 customers by including automated blocking of all such files downloaded from the Internet. This will help tackle the rise of ...