Version 9 and later: Support for opening and encrypting PDFs with the latest algorithm AES 256 algorithm (R=6).
Restricted countries include but may not be limited to: Afghanistan, Cuba, Iran, Iraq, Libya, North Korea, Serbia/Montenegro (Yugoslavia), Sudan, Syria and parties listed on the Denied and Restricted Parties List. Note that there are import control restrictions for JCE files in some countries whose governments mandate cryptographic restrictions.
Do not copy the files in PDFStudio/jre/lib/security/jce but directly in PDFStudio/jre/lib/security. They will overwrite the 2 existing files with the same name in this directory. Copy local_policy.jar and US_export_policy.jar to PDFStudio/jre/lib/security/.Extract the content of the zip file to a folder.Download the Java Cryptography Extension (JCE) from Oracle.To install this extension on Windows and Linux machines: Does PDF Studio 6 support opening PDF documents using AES 256 encryption?Ī: Yes, PDF Studio can open PDF document with 256-bit AES encryption but it requires an extension to Java (in the form of 2 policy files) called the Java Cryptography Extension. Q: When I open a document with AES 256 encryption, I get the following error message: 'Illegal Key Size'.