Microsoft will soon begin disabling Excel 4.0 XLM macros by default in Microsoft 365 tenants to protect customers from malicious documents. Excel 4.0 macros, or XLM macros, were first added to Excel ...

Microsoft has announced that Excel 4.0 (XLM) macros will now be disabled by default to protect customers from malicious documents. In October, the company first revealed in a Microsoft 365 message ...

A Microsoft announcement that the company would be disabling macros as a default feature in Excel 4.0 has been greeted as a step that "would really help defenders". British security expert Kevin ...

Microsoft's reversal of its blocking by default on Excel macros creates an opportunity to improve policies and processes around Excel and Office macro use. Microsoft has pulled back on its decision to ...

Researchers discover progressively complex and effective XL4 attacks that take advantage of the many organizations that still rely on the old functionality. Excel 4.0 macros have been around for ...

XLS files sent via emails appear password protected but aren’t, opening automatically to install malware from compromised macros, according to researchers. Hackers have updated the age-old Excel ...