Daniel Hardman's Papers

scholarly and technical writings on various topics

Why Anchored Signatures. 20 Feb 2025. #cybersecurity #identity #verifiable-data

Verifiable Voice Protocol. Feb 2025. #identity #telco #sip #communication

Why X509 Certs are Problematic as Evidence of Org Identity. 15 Nov 2024. #identity #certs #orgid #verifiable-data

How SD-JWT and ACDC are similar and different. 15 Nov 2024. #verifiable-data #credentials #keri

Bytewise and Externalized SAIDs. Aug 2024. #keri #verifiable-data

SADs and SAIDs for Opaquely Structured Data. Jun 2023. Superseded by Bytewise and Externalized SAIDs. #keri #verifiable-data

Canonical Quoted Text spec. Jun 2023. #keri #verifiable-data

AI User Code of Conduct. Jun 2023. #ai #trust #ethics

The Coming Tsunami of Falsehood. Jun 2023. #ai #verifiable-data #advocacy

Advice About Cybersecurity and Privacy. 6 Jun 2023. #cybersecurity #privacy

Big Desks and Little People. 1 May 2023. #identity #ssi #empowerment #advocacy

Sentries, Confessionals, Vaults, and Envelopes. 18 Jan 2023. #identity #architecture #didcomm #tutorial

Actors, Objects, and Linked Data. 16 Nov 2022. #identity #ssi #empowerment #data #advocacy

Cross-File Associations. Sep 2022. #data #hypertext #semantics

Security, Silos, and Sovereignty. 12 Mar 2021. #identity #ssi #didcomm #agents #privacy

The Dangerous Half-Truth of “We’ll Be Correlated Anyway”. 5 Apr 2020. #privacy #credentials

Three Dimensions of Identity. Daniel Hardman and Jason Law. 29 Jan 2019. #identity #ssi #agents #relationships #data #tutorial

Privacy-Preserving Discovery. early 2017, updated Mar 2020. #privacy #decentralization #discovery