According to Jiri Sejtko, the trick allows the creators of malicious PDF files to slide them past almost all AV scanners. Anyone, he says, can create valid PDF files where the data uses – for example ...

Researchers have developed a new technique that allows attackers to extract contents of a password-protected or encrypted PDF file under special conditions. In a paper — titled “Practical Decryption ...

Small businesses working with sensitive PDF documents may choose to encrypt those documents. An encrypted PDF is password protected, which means you cannot open the document unless you type in the ...

PDF files, even with extra encryption, could be easily hacked, a team academics has found. The new attack, called PDFex, comes in two variations and in testing, it was successfully able to steal data ...

The big picture: PDF encryption, as you can imagine, is commonly used in the world of business to protect trade secrets, confidential images and even health records. Some even send e-mail messages as ...

The World Wide Web can be a dangerous place, and if you use a computer in your small business, you need to protect your sensitive data. One way to protect your data is by encrypting PDF files. If you ...

With a few steps you can set up an easy way to encrypt PDF files generated from the standard print dialog window. Topher, an avid Mac user for the past 15 years, has been a contributing author to ...

TunesKit File Password Recovery is a professional password recovery tool designed to help users regain access to various encrypted files quickly and securely. It supports password-protected files such ...

PDFMate Free PDF Merger is a free PDF tool that can work as a PDF Joiner, PDF combiner, PDF breaker, image to PDF converter. With this versatile and free PDF file merger, users can break big PDF file, ...

There are times when a PDF truly needs encryption—for instance, if it contains sensitive information and someone just emailed it to you (let’s hope they used another communications method to send you ...