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§ vLEI Glossary

Specification Status: Public Review Draft 01 (PR1)

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§ Status

This is the first public review draft of the integrated online vLEI Main Glossary. It is also the first version published using the Spec-Up-T specification editing utility based on Spec-Up specification editing utility developed by the Decentralized Identity Foundation.

| TBW Karla, please check to what extend you want to copy ToIP’s terms |

This specification is subject to the OWF Contributor License Agreement 1.0 - Copyright available at https://www.openwebfoundation.org/the-agreements/the-owf-1-0-agreements-granted-claims/owf-contributor-license-agreement-1-0-copyright.

These terms are inherited from the KERI Suite Working Group at the Trust over IP (ToIP) Foundation. Working Group Charter

§ Terms of Use

These materials are made available under and are subject to the OWF CLA 1.0 - Copyright & Patent license. Any source code is made available under the Apache 2.0 license.

THESE MATERIALS ARE PROVIDED “AS IS.” The Trust Over IP Foundation, established as the Joint Development Foundation Projects, LLC, Trust Over IP Foundation Series (“ToIP”), and its members and contributors (each of ToIP, its members and contributors, a “ToIP Party”) expressly disclaim any warranties (express, implied, or otherwise), including implied warranties of merchantability, non-infringement, fitness for a particular purpose, or title, related to the materials. The entire risk as to implementing or otherwise using the materials is assumed by the implementer and user.

IN NO EVENT WILL ANY ToIP PARTY BE LIABLE TO ANY OTHER PARTY FOR LOST PROFITS OR ANY FORM OF INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES OF ANY CHARACTER FROM ANY CAUSES OF ACTION OF ANY KIND WITH RESPECT TO THESE MATERIALS, ANY DELIVERABLE OR THE ToIP GOVERNING AGREEMENT, WHETHER BASED ON BREACH OF CONTRACT, TORT (INCLUDING NEGLIGENCE), OR OTHERWISE, AND WHETHER OR NOT THE OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

§ Introduction

The vLEI Glossary is a deliverable of GLEIF. Its purpose is to promote shared understanding of terms and concepts across the many different working groups, communities, enterprises, and ecosystems who are collaborating to develop and deploy decentralized digital trust infrastructure.

Contributions and feedback are encouraged from any stakeholder in this area of terminology.

§ Linking to this Glossary

This glossary is designed to be both human and machine readable. All terms are listed alphabetically; acronyms are listed separately and linked to the fully expanded terms. Document authors can link directly to any term using standard web links and anchors following this syntax:

https://henkvancann.github.io/vlei-glossary#term:xxxxx

Where xxxxx is the term as it appears in the glossary, with any spaces are replaced by en-dashes (hyphens). For example, a link to the term self-certifying identifer would be:

https://henkvancann.github.io/vlei-glossary#self-certifiying-identifier

A specification document written using the Trustoverip’s open source Spec-Up-T environment documented in the Spec-Up-T manual, originally based on Decentralized Identity Foundation’s open source Spec-Up editor.

The tool may create special external references to terms in this glossary using the Spec-Up xref and the tref tags following this syntax:

[ [xref: glossary, xxxxx] ] and [ [tref: glossary, xxxxx] ]

Note: we’ve put spaces between brackets to be able to present this literally; remove the spaces in use.

Where glossary is the text label the document author assigns to the URL of a Web-accessible glossary, and xxxxx is the term as it appears in that glossary, with any spaces are replaced by en-dashes (hyphens). For example, a Spec-Up external reference to the term self-certifying identifer using the label toip for this glossary would look like this:

[[xref: toip, self-certifying-identifier]]

An item borrowed from an other glossary might look like this:

[[xref: keri, duplicity]]

§ Referenced Glossaries

These glossaries have been interlinked using tref and xref tags. We show both test and production environments. The specs.json is for proficient users to inspect the production settings.

§ Interlinked glossary summary

Glossary TEST repo Live TEST Glossary Production repo Live PRODUCTION Glossary Specs.json PROD
KERIsuite HenkvanCann TEST WebofTrust PRODUCTION Specs.json
vLEI HenkvanCann
ToIP Main HenkvanCann TEST ToIP PRODUCTION Specs.json
ToIP General IT HenkvanCann TEST ToIP PRODUCTION Specs.json

The following glossaries were used as sources for some of the definitions in the ToIP General Glossary. All source glossaries are cited in the definitions of each term.

Short Name Source Glossary URL
Wikipedia Wikipedia https://www.wikipedia.org/
eSSIF-Lab eSSIF-Lab Glossary https://essif-lab.github.io/framework/docs/essifLab-glossary
NIST-CSRC NIST Computer Security Resource Center Glossary https://csrc.nist.gov/glossary/
W3C DID W3C Decentralized Identifiers (DIDs) 1.0 https://www.w3.org/TR/did-core/#terminology
W3C VC W3C VC Data Model 1.1 https://www.w3.org/TR/vc-data-model/#terminology

§ Terms and Definitions

This is a Controlled Document of the verifiable LEI (vLEI) Ecosystem Governance Framework (vLEI Ecosystem Governance Framework). It is the Glossary for the vLEI Ecosystem Governance Framework.


active-status

A LEI Entity status in the Global LEI System.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

annual-vlei-issuer-qualification

A formal annual evaluation process performed by GLEIF to ensure that the Qualified vLEI Issuer continues to meet the requirements of the vLEI Ecosystem Governance Framework.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

audit-report

An audit report provided to the Qualified vLEI Issuer by its internal or

external auditors or comparable function.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

autonomic-identifier

AIDs are self-certifying identifiers that are imbued with self-management capabilities via the KERI protocol. There are two main classes of AIDs in KERI: 1) transferable AIDS, and 2) non-transferable AIDS. Key management policies are different for the two classes of AIDs.

Source vLEI Ecosystem Governance Framework Glossary

candidate-vlei-issuer

An organization that has applied to become a Qualified vLEI Issuer.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Challenge Message

A message sent and responded to during the Identity Authentication session.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary; enhanced by Henk van Cann.

continuity-policy

A policy that GLEIF must have for the survival of control authority of all controllers for the GLEIF Root AID and its Delegated AIDs, including Escrow Controllers and that QVIs and Legal Entities should have for survival of control-authority of their Controllers.

Source vLEI Ecosystem Governance Framework Glossary

Controller

A controlling entity of an identifier. See the examples Root AID GLEIF Authorized Representative, the Internal Delegated AID GLEIF Authorized Representative and the External Delegated AID GLEIF Authorized Representative in the GLEIF Identifier Governance Framework.

Source vLEI Ecosystem Governance Framework Glossary

See also: Controller

day

A business day, provided that a given day only counts as such if it is a business day both at GLEIF’s legal domicile in the operating office in Frankfurt/Germany, and at the Qualified vLEI Issuer’s domicile. Defined term in the vLEI Issuer Qualification Agreement.

Delegated AIDs

Autonomic Identifiers (AIDs) which have associated Decentralized Identifier (DIDs). These are primary identifiers. Unless otherwise indicated, whenever the term identifier is used with reference to KERI, the references are to primary identifiers. Examples are: GLEIF Internal Delegated AID (GIDA) and GLEIF External Delegated AID (GEDA).

Source vLEI Ecosystem Governance Framework Glossary

See also: delegated-identifier

Designated Authorized Representative

A representative of a Qualified vLEI Issuer or a Legal Entity that are authorized by the QVI or the Legal Entity to act officially on behalf of the QVI or the Legal Entity. DARs of QVIs can authorize vLEI Issuer Qualification Program Checklists, execute the vLEI Issuer Qualification Agreement and provide designate/replace Qualified vLEI Issuer Authorized Representatives (QARs). DARs of Legal Entities can execute the contract between a Qualified vLEI Issuer and the Legal Entity and provide designate/replace Legal Entity Authorized Representatives (LARs).

Also see: extended KERI glossary

Distributed Hash Table

In computing, a data structure that implements an associative array abstract data type, a structure that can map keys to values (Wikipedia). Within the vLEI Ecosystem, these tables are used for the discovery of AIDs.

Source vLEI Ecosystem Governance Framework Glossary

See also: distributed-hash-table

Effective Date

The later of the dates of signing shown on the first page of the vLEI Issuer Qualification Agreement.

Source vLEI Ecosystem Governance Framework Glossary

Engagement Context Role Person

A person that represents the Legal Entity in a functional or in another context role and is issued an ECR vLEI Credential.

Source vLEI Ecosystem Governance Framework Glossary

engagement-context-role

A person that represents the legal-entity in a functional or in another context role and is issued an ECR vlei-credential.

More in extended KERI glossary

Escrow Agent

Specific organizations appointed by GLEIF as secondary signers to the GLEIF Root AID, to be able to act if the required weighted multi-sig threshold of GLEIF primary signers is not available for key rotation or recovery.

Source vLEI Ecosystem Governance Framework Glossary

Extraordinary vLEI Issuer Qualification

Qualification conducted under exceptional circumstances which give GLEIF reason to believe that the Qualification Documentation is no longer current or being adhered to.

Fully Signed

Meets the threshold of the signed keys.

Source vLEI Ecosystem Governance Framework Glossary

GLEIF

Global Legal Entity Identifier Foundation

GLEIF API

API to directly access the complete LEI data pool in real time with rich query capabilities.

QVIs must use the GLEIF API to look up the Registration Status of LEIs, to ensure that vLEI credentials are only issued to organizations who have an LEI in good standing and to identify, if vLEI credentials have to be revoked because the LEI has LAPSED or is otherwise not in good standing anymore.

Source vLEI Ecosystem Governance Framework Glossary

GLEIF Authorized Representative

A representative of GLEIF authorized to perform the identity verification requirements needed to issue the QVI vLEI Credential. GLEIF has authorized specific GARs, Internal and External GARs, for the GIDA and GEDA (see definition of Delegated AIDs).

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

GLEIF Business Day

Business Day in Frankfurt am Main, Germany (Monday – Friday)

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

GLEIF Identifier Governance Framework

A document that details the purpose, principles, policies, and specifications that apply to the use of the GLEIF Root Autonomic Identifier (AID) and its GLEIF Delegated AIDs in the vLEI Ecosystem.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

GLEIF Root of Trust AID

The GLEIF Root Aid provides the Root of Trust for the ecosystem tree of trust. Each branch in that tree is a Chain of Trust. The Delegated Aid Chain of Trust branch provides trust for delegated GLEIF AIDS and Qualified vLEI Issuer Delegated AIDs. The vLEI Chain of Trust branch, that attaches to the Delegated AID Chain of Trust branch, provides trust for all vLEIs within the vLEI ecosystem.

Source vLEI Ecosystem Governance Framework Glossary

GLEIF Website

http://www.gleif.org

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Global Legal Entity Identifier System

Global LEI Repository A database managed by GLEIF containing all current and historical LEIs and LEI reference data.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Identity Assurance

A process that is part of Identity Verification, the steps of which are defined in each of the vLEI Credential Frameworks of the vLEI Ecosystem Governance Framework, which must be conducted before the issuance of vLEI Credentials.

See also more general: identity assurance

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Identity Authentication

A process that is part of Identity Verification, the steps of which are defined in each of the vLEI Credential Frameworks of the vLEI Ecosystem Governance Framework, which must be conducted before the issuance of vLEI Credentials.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Inception Event

Initial event used during the creation of an AID.

Source vLEI Ecosystem Governance Framework Glossary

See also: inception-event

Interaction Event

Non-establishment Event (non-establishment-event) that anchors external data to the key-state as established by the most recent prior establishment event (establishment-event).

Source vLEI Ecosystem Governance Framework Glossary

See also: interaction-event

IT

Information Technology, encompassing application software, computer and network systems and suitable equipment for the implementation and support of such systems.

Source vLEI Ecosystem Governance Framework Glossary

KERI

key-event-receipt-infrastructure

Key Event Receipt Infrastructure

Provides the identifier and key management architecture for the vLEI Ecosystem Technical Architecture

Source vLEI Ecosystem Governance Framework Glossary

See also: key-event-receipt-infrastructure

Key Management

Unless otherwise specified, the term key-pair refers to an asymmetric (public, private) key-pair for digital signatures. The private key is used to generate signatures and the public key is used to validate signatures.

Ecosystem key management policies are grouped into three sets of policies for protecting three different infrastructures:

  1. Key-pair creation and storage infrastructure;
  1. Signature creation infrastructure;
  1. Signature verification infrastructure.

Source vLEI Ecosystem Governance Framework Glossary

Key Pre-Rotation for Transferable AIDs

KERI, the authoritative key stage of a transferable AID consists of two sets of key-pairs. The first set is the current set of signing keys and the second set is the pre-committed set of one-time rotation keys that after rotation will become the next or pre-rotated set of signing keys. These two sets provide the basis for KERI’s pre-rotation mechanism and the on-device storage of public/private key pairs associated with an AID.

Key Store

The on-device storage of public/private key pairs associated with an

AID.

Source vLEI Ecosystem Governance Framework Glossary

Legal Entity As defined in ISO 17442:2020

A legal person or structure that is organized under the laws of any jurisdiction; includes, but is not limited to, unique parties that are legally or financially responsible for the performance of financial transactions or have the legal right in their jurisdiction to enter independently into legal contracts, regardless of whether they are incorporated or constituted in some other way (e.g., trust, partnership, contractual). It includes governmental organizations and supra-nationals and individuals when acting in a business capacity but excludes natural persons. It also includes international branches.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Legal Entity Authorized Representative

A representative of a Legal Entity that are authorized by a DAR of a Legal Entity to request issuance and revocation of vLEI Legal Entity Credentials, Legal Entity Official Organizational Role vLEI Credentials (OOR vLEI Credentials), and Legal Entity Engagement Context Role vLEI Credentials (ECR vLEI Credentials).

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Legal Entity Engagement Context Role vLEI Credential Governance Framework

A document that details the requirements for vlei-role-credentials issued to representatives of a Legal Entity in other than official roles but in functional or other context of engagement.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Legal Entity Official Organizational Role vLEI Credential Governance Framework

A document that details the requirements for vlei-role-credential issued to official representatives of a Legal Entity.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Legal Entity vLEI Credential Governance Framework

A document that details the requirements for vLEI Credential issued by a qualified-vlei-issuer to a legal-entity.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

LEI

Legal Entity Identifier(s)

LEI Issuer

An organization accredited by GLEIF to validate legal entity information and register new LEIs and reference data which are sent to GLEIF for inclusion in the GLEIS.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary.

Non-Disclosure Agreement

An agreement that outlines requirements for handling confidential information.

(Appendix 1 to the vLEI Issuer Qualification Agreement)

Non-Transferable AIDs

Non-transferable AIDs are self-certifying but are not meant for long term persistent use and hence their key-pair(s) are not rotatable. Instead, the identifier is abandoned and replaced with a new identifier with a new set of key-pair(s). These may also be called ephemeral AIDs. Within KERI, the primary use for non-transferable (ephemeral) AIDs are for the Witness identifiers. Because Witnesses are used in a pool, the pool forms a threshold structure which provides protection from the exploit of a minority of the key-pairs of the ephemeral Witness AIDs in the pool. If a given Witness AID has its key(s) compromised, then the Witness AID itself is abandoned and replaced. Thus, the Witness pool management policy protects Witness ephemeral AIDs.

Source vLEI Ecosystem Governance Framework Glossary

Official Organizational Role Person

A person that represents the Legal Entity in an official organizational role and is issued an OOR vLEI Credential.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

official-organizational-role

Also ‘OOR’. A person that represents the Legal Entity in an official organizational role and is issued an OOR vLEI Credential.

Source Draft vLEI Ecosystem Governance Framework Glossary.

More in extended KERI glossary

Out of Band Interaction

A session, an example is a continuous web meeting attended by all

parties on both audio and video.

Source vLEI Ecosystem Governance Framework Glossary

See also: out-of-band-introduction

out-of-band-introduction

Also “OOBI”.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary; enhanced by Henk van Cann.

See the related out-of-band-interaction.

pdf-document

Proof Request

One of the initiating steps in the Issuance and Presentation Exchange Protocol (IPEX). In this step, a Verifier is requesting a credential presentation from a holder of a credential as proof that the holder is in possession of a credential that meets criterial defined in the proof request.

Source vLEI Ecosystem Governance Framework Glossary

Qualification

The formal evaluation process performed by GLEIF to ensure that an organization which has applied for Qualification (a Candidate vLEI Issuer) meets the requirements of the vLEI Ecosystem Governance Framework.

Qualification Documentation The documentation to be provided by the Candidate or Qualified vLEI

Issuer to GLEIF for evaluation for Qualification.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

: Qualified vLEI Issuer Authorization vLEI Credential

A vLEI credential that enables simple, safe, secure instruction and authorization by a Legal Entity Authorized Representative (LAR) sent to a QVI for the issuance and revocation of vLEI Role Credentials.

Source vLEI Ecosystem Governance Framework Glossary

Qualified vLEI Issuer

The contracting party to the vLEI Issuer Qualification Agreement that has been qualified by GLEIF as a Qualified vLEI Issuer.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

Qualified vLEI Issuer – Legal Entity Required Contract Terms

A document that specifies the contract terms that must be included in the agreement between a Qualified vLEI Issuer and a Legal Entity that has requested a Legal Entity vLEI. (Appendix 7 to the vLEI Issuer Qualification Agreement)

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

Qualified vLEI Issuer Authorized Representative

A designated representative of a QVI authorized to conduct QVI operations with GLEIF and Legal Entities. QARs perform the Identity Verification requirements needed to issue vLEI Legal Entity Credentials, Legal Entity Official Organizational Role vLEI Credentials (OOR vLEI Credentials), and Legal Entity Engagement Context Role vLEI Credentials (ECR vLEI Credentials) as well as the issuance and revocation these Credentials.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

Qualified vLEI Issuer Business Day

Business Day according to local Qualified vLEI Issuer business calendar.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

Qualified vLEI Issuer TrustMark Terms of Use

A document that details the terms of use of the TrustMark by the Qualified vLEI Issuer. (Appendix 6 to the vLEI Issuer Qualification Agreement)

Source vLEI Ecosystem Governance Framework Glossary

qualified-vlei-issuer

The contracting party to the vLEI Issuer Qualification Agreement that has been qualified by GLEIF as a Qualified vLEI Issuer.

Source: Draft vLEI Ecosystem Governance Framework Glossary.

More in extended KERI glossary

qualified-vlei-issuer-identifier-and-vlei-credential-governance-framework

A document that details the requirements to create and delegate AIDs for the QVI and to enable the vLEI Credential to be issued by GLEIF to Qualified vLEI Issuers which allows the Qualified vLEI Issuers to issue, verify and revoke Legal Entity vLEI Credentials, Legal Entity Official Organizational Role vLEI Credentials, and Legal Entity Engagement Context Role vLEI Credentials.

Source verifiable LEI (vLEI) Ecosystem Governance Framework Glossary

qualified-vlei-issuer-vlei-credential-governance-framework

A document that details the requirements to enable this Credential to be issued by GLEIF to qualified-vlei-issuer which allows the Qualified vLEI Issuers to issue, verify and revoke legal-entity-vlei-credential-governance-framework, legal-entity-official-organizational-role-vlei-credential-governance-framework, and legal-entity-engagement-context-role-vlei-credential-governance-framework.

More in extended KERI glossary

QVI Authorized Representative Person

A person in the role of a QAR.

Source vLEI Ecosystem Governance Framework Glossary

qvi-authorized-representative

A designated representative of a QVI authorized, to conduct QVI operations with GLEIF and legal-entity. Also referring to a person in the role of a QAR.

Paraphrased by @henkvancann from source Draft vLEI Ecosystem Governance Framework Glossary.

More in extended KERI glossary

Resolver

An entity or component that provides discovery for identifiers. A Resolver is the Controller of its own self-referential identifier which may not be the same as the identifier to which it is a Resolver.

Source vLEI Ecosystem Governance Framework Glossary

Root of Trust

Strong governance which begins with the issuance and maintenance of the LEI itself, GLEIF will be the anchor of the vLEI ecosystem, at the root of the governance that will position the LEI as a key component in building a trust layer for identification and verification of legal entities as the LEI allows authentication that the legal entity is indeed who it claims to be and that those who act on its behalf, can.

Source Ecosystem Governance Framework Glossary

Rotation Event

An event to rotate the private keys of an AIDs.

Source vLEI Ecosystem Governance Framework Glossary, amended by Henk van Cann

See also: rotation-event

seal

Self-addressing Identifier

An identifier that is deterministically generated from and embedded in the content it identifies, making it and its data mutually tamper-evident.

Source vLEI Ecosystem Governance Framework Glossary

See also: self-addressing-identifier

Service Endpoints

Address at where a given identifier can receive KERI messages.

Source vLEI Ecosystem Governance Framework Glossary

See also: service-endpoint

Service Level Agreement

A document that contains detailed descriptions of the services to be provided by GLEIF and Qualified vLEI Issuers and the service level requirements expected for these services. (Appendix 5 to the vLEI Issuer Qualification Agreement).

Signature Verification Infrastructure

An attack against signature verification infrastructure typically requires replacing the signature verification code with malicious code that falsely reports signature verification on signed statements. KERI provides a specific protection mechanism for signature verification via a Watcher pool where an event is only accepted as verified if a sufficient majority of the Watchers in a pool agree on the verification status of the signature(s) on that event. This provides a threshold structure where an attacker must compromise the code integrity of a sufficient number of Watchers for successful attack. Because the composition of a Watcher pool does not need to be publicly disclosed, an attacker must also discover that composition to ensure a successful attack.

Source vLEI Ecosystem Governance Framework Glossary

Sources

The sources or edges section of a vLEI credential cause the vLEI credential to become a fragment of a distributed property graph. The sources chain a vLEI credential to other vLEI credential to which this credential is dependent.

Source vLEI Ecosystem Governance Framework Glossary

Spot Check

The operation of performing an OOBI exchange and challenge/response exchange over a live session with an unauthenticated contact to ensure the other person in the live session has control of the contact’s private keys.

Source vLEI Ecosystem Governance Framework Glossary

Strength

All key-pairs MUST be generated using a cryptographic algorithm with at least 128 bits of cryptographic strength for the salt or seed used to generate the private key of the key pair.

Source vLEI Ecosystem Governance Framework Glossary

Swiss Law

A set of rules, orders, regulation and court decisions which constitutes the law in Switzerland. The source of Swiss law can be federal or cantonal.

Source vLEI Ecosystem Governance Framework Glossary

Third Party Services

IT or operational infrastructure services outsourced by Qualified vLEI Issuers.

Source vLEI Ecosystem Governance Framework Glossary

TrustMark

A TrustMark for a Qualified vLEI Issuer provided GLEIF by to the Qualified vLEI Issuer (refer to Appendix 6 to the vLEI Issuer Qualification Agreement).

Source vLEI Ecosystem Governance Framework Glossary

Validator

An entity or component that determines that a given signed statement associated with an identifier was valid at the time of its issuance.

Source vLEI Ecosystem Governance Framework Glossary

See also: validation

verifiable LEI

An Authentic Chained Data Container credential which contains an LEI issued in accordance with the vLEI Ecosystem Governance Framework requirements.

Source vLEI Ecosystem Governance Framework Glossary

verifiable LEI Ecosystem

Governance Framework Information Trust Policies

A document that defines the information security, privacy, availability, confidentiality and processing integrity policies that apply to all vLEI Ecosystem Members.

Source vLEI Ecosystem Governance Framework Glossary

verifiable-legal-entity-identifier

Verifiable credentials are issued by authorized validation agents (QVI) under the governance of GLEIF, who delegate tasks to these agents. They provide cryptographic proof that the information about a legal entity, as linked to its Legal Entity Identifier (LEI), is verifiably authentic, accurate, and up-to-date.

More in extended KERI glossary

Verifier

An entity or component that cryptographically verifies the signature(s) on an event message.

Source vLEI Ecosystem Governance Framework Glossary

See also: verifier

vLEI

verifiable-legal-entity-identifier

More in extended KERI glossary

vLEI Chain of Trust

The cryptographic chain of trust for organizational identity established for the vLEI which connects the following entities: GLEIF>Qualified vLEI Issuers>Legal Entities>Persons Representing

Legal Entities.

Source vLEI Ecosystem Governance Framework Glossary

vLEI Ecosystem Stakeholder

A stakeholder in the vLEI Ecosystem following the requirements outlined in the vLEI Ecosystem Governance Framework.

Source vLEI Ecosystem Governance Framework Glossary

vLEI Issuance

The process of issuing a vLEI Credential.

Source vLEI Ecosystem Governance Framework Glossary

vLEI Issuer Contact Details

A list of contact details of GLEIF and the Candidate vLEI Issuer during Qualification and of GLEIF and the Qualified vLEI Issuer during ongoing operations. Also, will include the names and email addresses of Designated Authorized Representatives (DARs) of the Legal Entity (Appendix 4 to the vLEI Issuer Qualification Agreement).

Source vLEI Ecosystem Governance Framework Glossary

vLEI Issuer Qualification Agreement

An agreement between GLEIF and an organization that has been qualified by GLEIF to operate as a Qualified vLEI Issuer.

Source vLEI Ecosystem Governance Framework Glossary

vLEI Issuer Qualification Program Checklist

The document that details the control and process requirements for Qualification (Appendix 3 to the vLEI Issuer Qualification Agreement).

Source vLEI Ecosystem Governance Framework Glossary

vLEI Issuer Qualification Program Manual

The document that describes the Qualification program (Appendix 2 to the vLEI Issuer Qualification Agreement).

Source vLEI Ecosystem Governance Framework Glossary

vLEI Maintenance

All steps taken to ensure that the vLEI continues to be based on the existence of a LEI that maintains the required entity and registration statuses in the GLEIS as well as keeping credential wallets and private keys secure.

Source vLEI Ecosystem Governance Framework Glossary

vLEI Revocation

The process of revoking a vLEI Credential.

Source vLEI Ecosystem Governance Framework Glossary

vLEI Software

Open-source developed software sponsored by GLEIF with the capabilities for vLEI Credential Issuance, vLEI Credential Presentation, Identifier and Key Management and vLEI Credential Revocation and supporting functions.

Source vLEI Ecosystem Governance Framework Glossary

vLEI User

Any user of vLEI credentials in any applicable use case.

Source vLEI Ecosystem Governance Framework Glossary

vlei-credential

Credential concerning a verifiable Legal Entity Identifier, residing in the GLEIS and compliant with one or more of the GLEIF governance-frameworks

More in extended KERI glossary

vlei-ecosystem-governance-framework

The vLEI Ecosystem Governance Framework, which has been designed from the ground up to complement GLEIF’s existing LEI governance, defines the vLEI operational model and describes how the new digital trust ecosystem’s range of vLEI issuing stakeholders will qualify for and perform their roles in the Global LEI System.’

The framework is made up of 24 documents.

More in extended KERI glossary

vlei-role-credential

It is a vlei-credential that attests to a role within a legal entity to an individual or an entity. It cryptographically proves that the individual or entity is authorized to act in that role on behalf of the legal entity.

More in extended KERI glossary

Watcher

An entity or component that keeps a copy of a Key Event Receipt Log (KERL) for an identifier but is not designated by the Controller thereof as one of its Witnesses.

Source vLEI Ecosystem Governance Framework Glossary

See also: watcher

Witness

An entity or component designated (trusted) by the Controller of an identifier. The primary role of a Witness is to verify, sign, and keep events associated with an identifier. A Witness is the Controller of its own self-referential identifier which may or may not be the same as the identifier to which it is a Witness. As a special case a Controller may serve as its own Witness. Witness designations are included in key (establishment) events. As a result, the role of a Witness may be verified using the identifier’s rotation history. When designated, a Witness becomes part of the supporting infrastructure establishing and maintaining control authority over an identifier. An identifier Witness therefore is part of its trust basis and may be controlled (but not necessarily so) by its Controller.

Source vLEI Ecosystem Governance Framework Glossary

See also: witness

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    W3C Recommendation, 03 September 2025