Ghostscript (version tested: GPL Ghostscript 9.04) and MuPDF support it. Maybe there's some code that can be used for Poppler. For example, see this commit adding AESv3 support for MuPDF:
http://www.ghostscript.com/pipermail/gs-cvs/2011-February/012272.html
Ghostscript (version tested: GPL Ghostscript 9.04) and MuPDF support it. Maybe there's some code that can be used for Poppler. For example, see this commit adding AESv3 support for MuPDF:
http:// www.ghostscript .com/pipermail/ gs-cvs/ 2011-February/ 012272. html