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 ...

Most of us share documents via email. But what if it’s a digital copy of your birth certificate, a sensitive medical record, or a confidential legal document? I want to ensure that only the intended ...

German academics have developed a new attack that can extract and steal data from encrypted PDF files, sometimes without user interaction. Named PDFex, the new attack comes in two variations and was ...

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 ...

Most of us have some rather sensitive files on our PCs. Whether it’s our tax returns, financial records, password lists (seriously, just use a password manager already), or just files you don’t want ...

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 ...

iLovePDF brings different PDF tools to sign PDF documents, edit PDF, convert PDF to PDF/A, Excel, Word, reorder or rearrange PDF pages, and more. Among those tools, a Protect PDF tool is also there ...

PDFs have become quite a staple in our digital lives, and it's likely that you use them more often than you realize. Perhaps you're a student doing research for multiple school projects, or possibly ...