JSignPdf is a Java application which adds digital signatures to PDF documents. It can be used as a standalone application or as an Add-On in OpenOffice.org. The application uses the jsignpdf-itxt library for PDF manipulations (based on iText library in version 2.1.7 with LGPL/MPL license).
Features:
- Visible signatures - image and/or description located visualy in a PDF file (page and position can be specified).
- Several different keystore types (as provided by Java).
- Timestamps from authority in signature (TSA).
- Certificate validation through CRL and/or OCSP.
- Setting certification level.
- Setting hash algorithm.
- PDF encryption and setting rights.
- Comprehensive Swing GUI.
- Support for batch processing (controlled by command line arguments, without GUI).
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