Released: May 24, 2016

Updates in V5.1

Features

• Updated time-stamping support according to RFC 5816 (SigningCertificateV2/ESSCertIDv2).
• Optimized file size and processing speed for generating signatures.
• Timing options for OCSP.
• Support for indirect CRLs.
• Made CRL retrieval more robust, e.g. unexpected HTTP headers.
• Workarounds in the PKCS#11 engine to handle behavior of certain token models.
• PKCS#11 improvements for multi-threaded signing applications.
• Support for signing with a Hardware Security Module (HSM).
• Create PAdES/CAdES signatures by default.
• Custom build of PLOP DS for attaching external cryptographic engine for hashing and signing.
• Added code samples for creating dynamic signature visualization with PDFlib.
• New build configuration for attaching external crypto routines via the PKCS#11 interface, but without dynamic loading.

Fixes

• Bug fixes in PDF handling, e.g. form field names, XMP properties.