How to encrypt a PDF on Mac OS Preview, the Mac OS application that opens most popular file types, has many bonus features for modifying documents. One of them is encrypting PDF files.

If you have a confidential PDF you want to password protect, you have a few ways to do that on your Windows 11 PC. You can use a desktop app or a web-based tool to encrypt your PDF files.

If you want to password-protect your PDF documents from outside interference, then maybe you should give PDF Page Lock a test run. It is a free encryption software that lets you easily encrypt PDF ...

With a few steps you can set up an easy way to encrypt PDF files generated from the standard print dialog window.

Have a private document on your desktop OS? Here's how to keep it secure on Linux, MacOS, and Windows.

To encrypt a file from the main toolbox screen, click Protect PDF. Select the file or drag it onto the screen, create a password, and then click Protect PDF files.

With WowTron PDF Encryption users can add password to pdf document quickly and without any hassle. As we all know owner and user passwords are usually used to encrypt PDF document.

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 ...

Whether you use Windows Pro's built-in Bitlocker or the free Veracrypt utility, encrypting a file, folder, or drive is an easy way to keep your sensitive documents secure.

Here's how to use DiskCryptor, BitLocker, or TrueCrypt to encrypt sensitive documents or even entire hard drives in Windows.