Discover Cryptography News

PDF encryption standard weaknesses uncovered

data:image/svg+xml,%3Csvg%20xmlns=%22https://www.w3.org/2000/svg%22%20viewBox=%220%200%20100%20100%22%3E%3C/svg%3E

You would be forgiven for thinking that encrypting PDFs, before they are stored or sent via email, keeps their contents away from prying eyes. But according to researchers in Germany, it might be time to revisit that assumption after they discovered weaknesses in PDF encryption which could be exploited to reveal the contents of a file to an attacker. Learn more: