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DS/ISO/TS 32002:2022
Document management - Portable Document Format - Extensions to Digital Signatures in ISO 32000-2 (PDF 2.0)
This document specifies how to extend the ISO 32000-2 specification by adding support for the following:*– use of the NIST P-curve family of elliptical curves for digital signatures;*– use of the Brainpool family of elliptical curves for digital signatures;*– use of Edwards Curve (EdDSA) Ed448 and Ed25519 families of elliptical curves for digital signatures.*This document does not specify the following:*– specific processes for converting paper or electronic documents to the PDF file format;*– specific technical design, user interface implementation, or operational details of rendering;*– specific physical methods of storing these documents such as media and storage conditions;*– methods for validating the conformance of PDF files or PDF processors;*– required computer hardware and/or operating system.
Danish Standards [ds]