PDFlib PLOP is a versatile tool for linearizing, optimizing, repairing, analyzing, encrypting and decrypting PDF documents.
PDFlib PLOP DS additionally offers the ability to apply digital signatures to PDF documents. PLOP DS 5 applies digital signatures to PDF documents according to the latest standards and technologies:
PAdES/CAdES signatures according to ETSI TS 102 778
Signatures enabled for Long-Term Validation (LTV)
All certificates embedded for validation without any prior configuration
Time-stamped signatures and document-level time-stamps
PDF/A, PDF/UA, PDF/X and PDF/VT conformance
Software and hardware certificates, e.g. smartcards or USB tokens
Elliptic curve and Brainpool signaturesRead more!
Updating to PDFlib 9.0.4 is recommended for all users of PDFlib, PDFlib+PDI and PDFlib Personalization Server 9.0.x under active support. Customers without active support may purchase a minor update to switch to PDFlib 9.0.4.
PDFlib 9.0.4 improvements:
Enhancements for converting SVG to PDF
Improved Unicode output for fonts with ambiguous Unicode values, required for reliable text extract for the generated PDF
Support for round-tripping of Standard and Ideographic Variation Sequences (IVS)
Simplified PDF output for a small number of file attachments to work around restrictions in some PDF consumers, especially for PDF/A-3 invoice attachments according to the ZUGFeRD standard
Improvements for the language bindings including support for PHP 5.6, Perl 5.20, and Ruby 2.1Read more!
The PDFlib Cookbook is a collection of PDFlib coding fragments for solving specific problems. The Cookbook topics help you develop solutions based on the PDFlib product family. You can browse Java code, PHP code and PDF output for all Cookbook topics, or download a package with all code samples along with auxiliary input data.