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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 ...

Security researchers at Ruhr University Bochum and Westphalia Wilhelm University in Germany announced that they have discovered an attack technique that can steal encrypted PDF content without a ...

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 ...

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 ...

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 ...

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 ...

A new 'White Phoenix' ransomware decryptor allows victims to partially recover files encrypted by ransomware strains that use intermittent encryption. Intermittent encryption is a strategy employed by ...

Microsoft Word possesses the built-in ability to save documents as PDF. It doesn’t require you to download a converter to get the job done. Earlier, we had learned ...

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 ...