There are several possible reasons for an Excel worksheet to say it is Read Only. If you are able to make changes but not save them, a quick workaround is to select "Save As." This option lets you ...

Microsoft designed Excel with an optional feature that prompts users to view a workbook in a read-only mode and save edits under a different file name. Many business owners and administrators prefer ...

Researchers from Mimecast reported this week that attackers are hiding malicious payloads in Excel files sent by e-mail by using a standard Excel feature. It turns out that automatic encryption of ...

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 ...

A new campaign is spreading the LimeRAT Remote Access Trojan by harnessing an old encryption technique in Excel files. In addition, the modular Trojan can spread through connected USB drives, ...

An old RAT learns an old trick. Researchers have discovered a fresh campaign using Excel files to spread LimeRAT malware – making use of the hardcoded, VelvetSweatshop default password for encrypted ...