PDF security
As security is an ever present issue we thought we would highlight some security features offered by the PDF file format that can be... Over the past few weeks at IDRsolutions we have been creating methods that will decrypt an encrypted PDF using Java’s Cryptography Architecture (JCA). Previously we only allowed... Many people have PDF files which are password protected but for which they no longer have the password, often for perfectly innocent reasons. So... One of the big issues of the Internet revolution is protecting digital content. How do you stop people freely distributing your material without paying...