We've got a use case where we have ~40 users with Office 365 essentials licenses (so no locally installed Office apps) who need read-only access to a few Excel files. They need to be able to open the ...

Usually, if you share an Excel spreadsheet with someone, that person is able to freely edit the spreadsheet. In some cases, you may want to send someone a spreadsheet with data but you also want to ...

If you use a computer, you probably have some Microsoft Excel documents on your Mac or PC that you wouldn’t want other people to find and read. After all, Excel serves not only the average person, but ...

Use Read-Only Mode in Excel The steps are virtually the same in Excel. Click the File menu, select Info, click the Protect Workbook button, and select Always Open Read-Only. Save and close the ...

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 ...

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 ...