Posts Archive

This page includes a breakdown of the Web Standards, Protocols,Open Source Projects, Organizations, Companies, Regions, Government and Policy surrounding Verifiable Credentials and Self Sovereign Identity.

Updated: 2024-02-26 2 minute read

BBS signatures were implicitly proposed by Boneh, Boyen, and Shacham (CRYPTO ’04) as part of their group signature scheme, and explicitly cast as stand-alone signatures by Camenisch and Lysyanskaya (CRYPTO ’04). A provably secure version, called BBS+, was then devised by Au, Susilo, and Mu (SCN ’...

Updated: 2023-09-29 7 minute read

Digital proof mechanisms, a subset of which are digital signatures, are required to ensure the protection of a verifiable credential. Having and validating proofs, which may be dependent on the syntax of the proof (for example, using the JSON Web Signature of a JSON Web Token for proofing a key h...

Updated: 2023-09-09 12 minute read

This credential format was created specifically to leverage the CL Signatures. JSON-JWT and JSON-LD Signatures each have their own way of representing the meaning of the attributes within a VC. JSON-JWT references an IANA registry and assumes a “closed world” authority model based on that authori...

Updated: 2023-09-29 5 minute read

Starting with the name, JSON-LD stands for JavaScript Object Notation with Linked Data. JSON-LD is a method of encoding linked data using JSON. The term “JSON-LD Credential” alone is somewhat ambiguous but the way it is colloquially used, it means a W3C Verifiable Credential Data Model compliant ...

Updated: 2023-09-29 4 minute read

Verifiable credentials (VCs) are the electronic equivalent of the physical credentials that we all possess today, such as: plastic cards, passports, driving licenses, qualifications and awards, etc. The data model for verifiable credentials is a World Wide Web Consortium Recommendation, “Verifiab...

Updated: 2023-08-29 less than 1 minute read

DID methods are the magic ingredient that gives DIDs their flexibility. Before creating any specific DID, you first choose a DID method, which determines how you perform the create, read, update, and deactivate operations on a DID of that method. Once created, each DID includes the name of its me...

Updated: 2023-08-18 less than 1 minute read

We’re a collective of independent thinkers and makers helping charities, ethical companies, government departments and educational institutions with sensemaking and digital transformation.

Updated: 2023-08-13 6 minute read

Founded in 2007, the OpenID Foundation (OIDF) is a global open standards body committed to helping people assert their identity wherever they choose. We are global vibrant community where identity peers and thought leaders convene to craft the identity ecosystems of tomorrow.

Updated: 2023-08-12 7 minute read

There is no question that the community’s contributions during the height of the pandemic provided enormous benefit – possibly even life-saving. LFPH has represented a unique opportunity for the tech community to start collaborating around an urgent global health need, and we look forward to the ...

Updated: 2023-08-12 4 minute read

TBD’s open source platform enables developers to build products and services on technologies. We believe an open source model will win in a decentralized, world. TBD’s strategy: build open source, collaborate with the community, and invest in the as a public good to advance the state of decentral...

Updated: 2023-07-05 4 minute read

Enables sovereignty for individuals over their digital assets and credentials -such as digital passports, digital diplomas, digital property titles, and tokenized currencies such as dollar, euro, pound, or pesos- using digital wallets that can take the form of a mobile app.

Updated: 2023-07-02 4 minute read