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 ...

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 ...

Adobe's PDF format allows you to combine text and images into portable document files which are easy to share with employees, print or store for later use. As the creator of a PDF file, you can ...

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 ...

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 ...

Upload a PDF file Encrypt it using AES-256-CBC Store the encrypted file on Arweave via Bundlr Mint an NFT on the Polygon blockchain with metadata pointing to the Arweave-hosted file # Blockchain ...

TeslaCrypt's flaw was not in the encryption algorithm itself, but rather how the encryption keys were being stored on a victim's computer. When TeslaCrypt encrypts a victim's files it uses the AES ...

Maybe you have faced this problem some time. You just forget to decrypt the file first and instead directly copied the file in its encrypted form to another Windows computer. Now when you try to open ...