PDFlib PLOP & PDFlib PLOP DS

PDFlib PLOP (PDF Linearization, Optimization, Protection) is a versatile tool which can repair, linearize, optimize, encrypt, and decrypt PDF documents.

PLOP linearization and optimization features create efficient and small PDF documents for fast Web delivery. PLOP protection features encrypt or decrypt PDF documents and apply or remove permission settings, such as »printing not allowed« or »content extraction not allowed«. The PLOP repair mode automatically detects damaged PDF documents and fixes the problems if possible. PLOP analysis features can be used to query arbitrary properties of a PDF document. In addition, document metadata can be retrieved and set. More ...

PDFlib PLOP DS (Digital Signature) offers all features of PLOP, plus the ability to apply digital signatures to PDF documents.

The signatures can be validated in Adobe Acrobat and Adobe Reader, without the need for any additional software. Signatures can be created from digital IDs in the common PKCS#12 and PFX certificate formats. On Windows digital IDs from the Windows certificate store can also be used. More ...