@techreport{ietf-pquip-hybrid-signature-spectrums-06, number = {draft-ietf-pquip-hybrid-signature-spectrums-06}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-pquip-hybrid-signature-spectrums/06/}, author = {Nina Bindel and Britta Hale and Deirdre Connolly and Flo D}, title = {{Hybrid signature spectrums}}, pagetotal = 28, year = 2025, month = jan, day = 9, abstract = {This document describes classification of design goals and security considerations for hybrid digital signature schemes, including proof composability, non-separability of the component signatures given a hybrid signature, backwards/forwards compatibility, hybrid generality, and simultaneous verification. Discussion of this work is encouraged to happen on the IETF PQUIP mailing list pqc@ietf.org or on the GitHub repository which contains the draft: https://github.com/dconnolly/draft-ietf-pquip-hybrid- signature-spectrums}, }