Sending important documents? Learn how to password protect PDFs for extra security using easy steps with Adobe Acrobat and free online tools.

If the file names provide sensitive information, a thief could take advantage of that. Of course, they would not be able to open any of the files without the password.

With the Excel file open select File in the top-left corner of the screen, followed by Info. Select Protect Workbook, then choose Encrypt with Password.

How to Open a Password-Protected PDF File To check if your PDF is indeed password-protected, open it with any PDF viewer, and it will prompt you to enter a password.

The widely used PDF format supports data-saving encryption, allowing you to protect sensitive documents so that only those with the correct password can access them. In the old days, you’d need a ...

Similarly, Microsoft Teams offers a way to share files securely with clients outside your organization. Here’s how you can share a protected file in Microsoft Teams. Open the File in Microsoft ...

You can make Excel always open old spreadsheets in Protected View. Enable or disable Protected View using in-built setting, Group Policy, Registry.

Learn how to hide or encrypt specific files in Windows in order to better protect them.

How to password protect a PDF on Mac 1. Open the PDF that you want to password protect, then click "File" in the taskbar at the top of the screen. 2. Select "Export…" from the dropdown menu. 3.