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.

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 ...

It is possible to create a macro in an Excel sheet that unlock the sheet which is already protected by a password. Users can easily prepare a document in the sheet and then lock it again with a ...

In this post, we will see how to password protect PDF, Excel, Word, Office documents, OneNote notes, Files, Folder, Zip file, Games, Images, applications, installed programs, USB, Flash, Pen ...

If you want Excel to prompt for a password to open the file, enter a password in the "Password to open:" field.

They have committed the Number One Sin of computer file management: they have a wide open, anyone can read it file on their computer or phone that contains the username, password and security ...

Excel encryption has strengthened over time, so newer versions should be sufficient to keep your files safe, said Rick Maybury ...