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PD ISO/TS 32002:2022
Document management. Portable Document Format. Extensions to Digital Signatures in ISO 32000-2 (PDF 2.0) (British Standard)
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.
British Standards Institution [bsi]