eSSIF-Lab Glossary
Action
something that is actually done/executed - by a single actor (on behalf of a given party), as a single operation in a specific context.
Actor
Entity that can act (do things), e.g. people, machines, but not organizations.
Agent
an actor that is executing an action on behalf of a party (called the principal of that actor).
Assertion
a declaration/statement, made by a specific party, that something is the case.
Attribute
Data, that represents a characteristic that a party (the owner of the attribute) has attributed to an entity.Authority (Centralized or Decentralized)
a party of which certain decisions, ideas, rules etc. are followed by other parties.
Business Transaction
See: transaction.
Colleague
two or more (digital or non-digital) agents that have the same principal (i.e. party on whose behalf they exeucte actions).
Commitment Decision
the decision of that party whether or not to commit to that business transaction, i.e. (promise) to fulfill the obligations that the associated transaction agreement proposal would impose on that party once it were signed.
Communication Channel
a (digital or non-digital) means by which two actors can exchange messages with one another.
Communication Session
a time interval during which two actors have an established communication channel that does not exist outside of that time interval.
Community
an organization that seeks to facilitate the cooperation between at least two parties (its 'members') based on interests that these parties share as each of them seeks to realize its own, individual objectives
Concept
the ideas/thoughts behind a classification of entities (what makes entities in that class 'the same').
Concept-file
a file whose contents defines/specifies a concept.
Control Process
a process, owned and run by a party, to ensure that a specific subset of its control objectives are realized.
Corpus of Terminology
the documentation that describes the knowledge around a set of terms and concepts.
Credential
data, representing a set of assertions (claims, statements), authored and signed by, or on behalf of, a specific party.
Credential Catalogue
a functional component that has the capability to register and advertise the information about credential types that their respective governing parties have decided to disclose so as to enable other parties to decide whether or not it is beneficial for them to use credentials of such types.
Credential Type
the specification of the contents, properties, constraints etc. that credentials of this type must have/comply with.
Data
something (tangible) that can be used to communicate a meaning (which is intangible/information).
Data Collector
a functional component that is capable of collecting data from various parties in the context of some business transaction, and validating this data for the purpose of making one (or more) decision(s).
Data Collector Policy
a digital policy that enables an operational data collector component to function in accordance with the objectives of its principal.
Data Discloser
a functional component that is capable of disclosing data to (Agents of) other parties, e.g. in the form of credentials.
Data Discloser Policy
a digital policy that enables an operational data discloser component to function in accordance with the objectives of its principal.
Definition
a text that helps parties to have the same understanding about the meaning of (and concepts behind) a term, ideally in such a way that these parties can determine whether or not they make the same distinction.
Dependent
an entity for the caring for and/or protecting/guarding/defending of which a guardianship arrangement has been established.
Dictionary
an alphabetically sorted list of terms with various meanings they may have in different contexts.
Digital Actor
an actor in the digital world (e.g. a running app, or a web-server).
Digital Agent
an agent in the digital world (e.g. a running app, or a web-server that is executing an action for a specific party (its principal)).
Digital Colleague
two or more digital agents that all have the same principal (i.e. party on whose behalf they exeucte actions).
Digital Communication Channel
a digital means by which two digital actors can exchange messages with one another.
Digital Data
a sequence of bits that can be used to communicate meaning/information.
Digital Policy
a machine-readable policy that enables digital agents whose principal is the policy's governor, to execute actions of such types in compliance with that policy (i.e.: according to the rules, working-instructions, preferences and other guidance specified therein).
Documentation Interoperability
the property that a documentation system of making its content comprehensible for a variety of people that come from different backgrounds.
Ecosystem
a set of at least two (autonomous) parties (its 'members') whose individual work complements that of other members, and is of benefit to the set as a whole.
Employee
an actor for whom/which it is realistic that it might execute actions on behalf of a party (called the employer of that actor).
Employer
a party on whose behalf an actor (called an employee of that party) might execute actions.
Entity
someone or something that is known to exist.
eSSIF-Glue
interface layer that allows components with transaction data collector and/or transaction data discloser functionality to use the wallet, holder, issuer and verifier functionalities.
Glossary
an alphabetically sorted list of terms with the (single) meaning it has in (at least) one context.
Governance
the act or process of governing or overseeing the realization of (the results associated with) a set of objectives by the owner of these objectives.
Governor (of a Jurisdiction)
the party that operates the legal system of that jurisdiction.
Governor (of a Knowledge)
the party that is 1-1 associated with that knowledge.
Guardian
a party that has been assigned rights and duties in a Guardianship Arrangement for the purpose of caring for and/or protecting/guarding/defending the entity that is the dependent in that Guardianship Arrangement.
Guardianship Arrangement
Guardianship Arrangement (in a Jurisdiction): the specification of a set of rights and duties between legal entities of the jurisdiction that enforces these rights and duties, for the purpose of caring for and/or protecting/guarding/defending one or more of these entities.
Guardianship-type
a class of guardianship arrangements within the jurisdiction that governs and manages them.
Holder
the capability to handle presentation requests from a peer agent, produce the requested data (a presentation) according to its principal's holder-policy, and send that in response to the request.
Holder Policy
a digital policy that enables an operational holder component to function in accordance with the objectives of its principal.
Identifier
a character string that is being used for the identification of some entity (yet may refer to 0, 1, or more entities, depending on the context within which it is being used).
Identify
an act, by or on behalf of a party, that results in the selection of either
- a single partial identity that the party owns, given some (observed or received) data, or
- a single entity from a given set of entities that is the subject of a specified partial identity that the party owns.
Identity
the combined knowledge about that entity of all parties, i.e. the union of all partial identities of which a specific entity is the subject.
Issuer
the capability to construct credentials from data objects, according to the content of its principal's issuer-Policy (specifically regarding the way in which the credential is to be digitally signed), and pass it to the wallet-component of its principal allowing it to be issued.
Isuer Policy
a digital policy that enables an operational issuer component to function in accordance with the objectives of its principal.
Jurisdiction
the composition of a legal system (legislation, enforcement thereof, and conflict resolution), a party that governs that legal system, a scope within which that legal system is operational, and one or more objectives for the purpose of which the legal system is operated. See also the Jurisdictions pattern.
Knowledge
The (intangible) sum of what is known by a specific party, as well as the familiarity, awareness or understanding of someone or something by that party.
Legal Entity
an entity that is known by, recognized to exist, and registered in that jurisdiction.
Legal Jurisdiction
a jurisdiction that is governed/operated by a governmental body.
Legal System
a system in which rules are defined, and mechanisms for their enforcement and conflict resolution are (implicitly or explicitly) specified.
Management
the act or process of managing or actually realizing of (the results associated with) a set of objectives by the owner of these objectives.
Mental Model
A description, both casual and formal, of a set of concepts (ideas), relations between them, and constraints, that together form a coherent and consistent 'viewpoint', or 'way of thinking' about a certain topic.
Objective
Something toward which a party (its owner) directs effort (an aim, goal, or end of action).
Organization
a party that is associated with a group of actors that work to realize its objectives.
Owned
an entity over which another entity (its owner) has the power (duty, right) to enjoy it, dispose of it and control it; that power is limited to (the scope of) that jurisdiction, and by its rules.
Owner
the role that a party performs when it is exercizing its legal, rightful or natural title to control that entity.
Ownership
the rights and duties, as defined and enforced in that jurisdiction, of that entity to enjoy, dispose of, and control the other entity.
Partial identity
all knowledge that a specific party (= the owner of the partial identity) has about that entity (= the 'subject' of the partial identity).
Participant
a party is negotiating (or has negotiated) a business transaction agreement.
Party
an entity that sets its objectives, maintains its knowledge, and uses that knowledge to pursue its objectives in an autonomous (sovereign) manner. Humans and organizations are the typical examples.
Pattern
A description, both casual and formal, of a set of concepts (ideas), relations between them, and constraints, that together form a coherent and consistent 'viewpoint', or 'way of thinking' about a certain topic.
Pattern-file
a file whose contents describes/documents a pattern.
Peer Actor
the actor with whom/which this other actor is communicating in that communication session.
Peer Agent
the agent with whom/which this other agent is communicating in that communication session.
Peer Party
a party that also participates in that business transaction.
Policy
a (set of) rules, working-instructions, preferences and other guidance for the execution of one or more kinds of actions, that agents of the party that governs the policy have access to and can interpret such that this results in these actions being executed as intended by that party.
Presentation
a (signed) digital message that a holder component may send to a verifier component that contains data derived from one or more verifiable credentials (that (a colleague component of) the holder component has received from issuer components of one or more parties), as a response to a specific presentation request of a Verifier component.
Presentation Request
a (signed) digital message that a verifier component sends to a holder component asking for specific data from one or more verifiable credentials that are issued by specific Parties.
Principal
the party for whom, or on behalf of whom, the actor is executing an action (this actor is then called an agent of that party).
Qualified Data
data that comes with assurances, at least regarding its provenance and integrity (immutability), that make this data valid to be used for specific purposes of individual parties.Risk
the effects that uncertainty (i.e. a lack of information, understanding or knowledge of events, their consequences or likelihoods) can have on the intended realization of an objective of a party.
Risk level
a measure for the deviation of the intended realization (results) of a specific objective that its owner uses to represent the priority with which the risk of that objective should be reckoned with.
Risk management (Centralized, Decentralized or Networked)
a process that is run by (or on behalf of) a specific party for the purpose of managing the risks that it owns.
Risk Owner
the party that is the owner of the objective to which a risk is associated.
Role
a set of characteristics that the entity has, actions (behaviours) that it may execute, or pieces of knowledge that it is expected to have in that context, that are referenced to by a specific role name.
Role name
name (text) that refers to (and identifies) a role in a specific context.
Scope
the extent of the area or subject matter (which we use to define patterns, concepts, terms and glossaries in).
Scope of Control
the extent of the area or subject matter that a party controls.
Scope-file
a file whose contents defines/specifies a scope.
Self-Sovereign Identity (SSI)
Self-Sovereign Identity (SSI) is a term that has many different interpretations, and that we use to refer to concepts/ideas, architectures, processes and technologies that aim to support (autonomous) parties as they negotiate and execute electronic transactions with one another.
Self-Sovereignty
the characteristic of every party that it is autonomous in managing and operating its own knowledge, particularly in making decisions and deciding how to decide.
Semantics
a mapping between the (tangible/textual) terms and (intangible) ideas/concepts - their meaning.
SSI (Self-Sovereign Identity)
SSI (Self-Sovereign Identity) is a term that has many different interpretations, and that we use to refer to concepts/ideas, architectures, processes and technologies that aim to support (autonomous) parties as they negotiate and execute electronic transactions with one another.
SSI Agent
a digital agent that provides one or more of the ssi functionalities (issuer, holder, verifier, wallet) to its principal.
SSI Assurance Community (SSI-AC)
a community that supports its members as they seek to increase their confidence in the SSI infrastructure and/or (specific) qualifications of the data exchanged through that infrastructure.
SSI Infrastructure
the technological components that are (envisaged to be) all over the world for the purpose of providing, requesting and obtaining qualified data, for the purpose of negotiating and/or executing electronic transactions.
Subject
the (single) entity to which a given set of coherent data relates/pertains. Examples of such sets include attributes, Claims/Assertions, files/dossiers, (verifiable) credentials, (partial) identities, etc.
Tag
an alphanumeric string that is used to identify scopes and/or group terms, and that satisfies the regex #[a-z-0-9]+
.
Term
a word or phrase that is used in at least one scope/context to refer to a specific concept.
Term-file
a file whose contents defines/specifies a term.
Terminology
a set of terms that all have a definition within some scope(s), and are used for reasoning and communicating one or more specific topics.
Terminology Process
a method for recognizing misunderstandings as such, and creating or maintaining definitions that resolve them.
Transaction
the exchange of goods, services, funds, or data between some parties (called participants of the transaction).
Transaction Agreement
the set of rules that specify the rights (expectations) and duties (obligations) of participants towards one another in the context of a specific business transaction.
Transaction Data Collector
a functional component that collects sufficient and validated data for deciding whether or not a request (typically for a product or a service) is to be serviced.
Transaction Data Collector Policy
a digital policy that enables an operational transaction data collector component to function in accordance with the objectives of its principal.
Transaction Data Discloser
a functional component that is capable of disclosing data.
Transaction Data Discloser Policy
a digital policy that enables an operational transaction data discloser component to function in accordance with the objectives of its principal.
Transaction Form
the specification of the set of data that this party needs to (a) commit to a (proposed) business transaction of that kind, (b) fulfill its duties/obligations and (c) escalate if necessary.
Transaction Id
character string that this participant uses to identify, and refer to, that business transaction.
Transaction Proposal
a transaction agreement that is 'in-the-making' (ranging from an empty document to a document that would be a transaction agreement if it were signed by all participants).
Transaction Request
a message, send by a requesting party to a providing party, that initiates the negotiation of a new transaction agreement between these parties for the provisioning of a specific product or service.
Trust
the (subjective) degree of belief or confidence that a party has in X (someone, something, ...).
Validate
the act, by or on behalf of a party, of determining whether or not that data is valid to be used for some specific purpose(s) of that party.
Validation Policy
a digital policy that contains the rules, working-instructions, preferences and other guidance for determining whether or not data is valid for a specific purpose/objective of its governor.
Validator
the capability to determine whether or not (verified) data is valid to be used for some specific purpose(s).
Verifier
the capability to request peer agents to present (provide) data from credentials (of a specified kind, issued by specified parties), and to verify such responses (check structure, signatures, dates), according to its principal's verifier policy.
Verifier Policy
a digital policy that enables an operational verifier component to function in accordance with the objectives of its principal.
Verify
The act, by or on behalf of a Party, of determining whether that data is authentic (i.e. originates from the party that authored it), timely (i.e. has not expired), and conforms to other specifications that apply to its structure.
Vocabulary
the sum or stock of words employed by a language, group, individual, or work or in a field of knowledge.
Wallet
the capability to securely store data as requested by colleague agents, and to provide stored data to colleague agents or peer agents, all in compliance with the rules of its principal's wallet policy.
Wallet Policy
a digital policy that enables an operational wallet component to function in accordance with the objectives of its principal.