PortableNotary-an open source software to verify pdf signature PortableNotary is an open source software to verify pdf signature, bases on iText, you can download it from here. PortableNotary permits you to verify pdf signature. It is OS independent and can be used from command line. Related PostsAn Bug of iText and iTextSharpConvert PPT to Silverlight with Free SoftwarePdfMasher is Another Free Software to Convert PDF to MOBI or EPUBConvert html to SWF with Free tools wkhtmltopdf and pdf2swfFxPDF library – AS3 port of popular LibHaru PDF libraryOffice 2013 Provides 2 More Exciting Features to PDF Manipulation Leave a Reply Cancel replyYou must be logged in to post a comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.