ZUGFeRD / mustangproject

Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)
http://www.mustangproject.org
Apache License 2.0
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Add CIB pdf brewer signature #534

Closed pdfbrewer closed 3 weeks ago

pdfbrewer commented 3 weeks ago

Note: Searching on the whole file contents for a specific siganture string can be unsuccessful. E.g. info dictionary can be missing and XMP data can be compressed. Beginning with PDF 2.0 info dictionaries became also deprecated.