If you already have Adobe Acrobat installed on your PC, it is the best method to protect a PDF file. You can get a free trial of Adobe Acrobat if you don’t already ...

Maybe there was a time when you wanted to lock away certain pages in a PDF, but you didn’t have the tools to get it done. Well, those days are over due to the release of an interesting software known ...

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 PDFEncrypt A free, open-source alternative to Acrobat is PDFEncrypt, which offers a simple yet effective way to password protect a PDF. The basic interface asks you to choose the file you wish to ...

“Is there any way to password-protect and lock a sensitive PDF file before sending it as an attachment through email? I cannot afford Adobe Acrobat Pro and free primopdf didn’t work for me. Any help ...

This Python project provides a simple yet powerful tool to encrypt and decrypt PDF files. It utilizes the PyPDF2 and PyMuPDF libraries to perform encryption and decryption operations, making it easy ...

PDF files, even with extra encryption, could be easily hacked, a team academics has found. PDFex doesn't actually target the encryption used on PDF documents by external software. Instead the attack ...