Researchers from Mimecast have recently observed a campaign where threat actors are using a somewhat rarely seen but easy method to distribute malware using Microsoft Excel's standard file encryption ...

Attackers can attempt to hide malicious payloads in Excel files sent by e-mail by using a standard Excel feature, according to a Tuesday post by Mimecast researchers. It turns out that automatic ...

You may have gotten an Excel file from someone, but you’re not able to edit it due to a strange Read-only notification. There are several ways to get around this problem, and like always, we are going ...