eIDAS High Glossary

March 26, 2024


eIDAS High Glossary  
Term Description
Attestation A signed document confirming certain information about a person or thing, like an ID card. It can be in different formats.
Attribute Something that describes a person or thing, like their name or age, but in electronic form.
Authentic Source The organization that owns “the truth” about someone or something, like a government database like the Chamber of Commerce.
Electronic Attestation of Attributes (EAAs) A digital document that confirms certain details about a person or thing, like their age or citizenship.
National Accreditation Bodies (NAB) Organizations allowed by the government to say if something is officially recognized.
Person Identification Data (PID) Information used to prove who someone is, like a name or ID number.
Person Identification Data (PID) Provider The organization, often the ministry of internal affairs, that ‘owns” the data about the residents in a country. They give out information to proof digitally that you are who you are.
Public Key Infrastructure (PKI) A system used to keep track of digital keys used for security, like when you log into a website, so you can trust the website you see and the connection is safe. 
Qualified Electronic Attestations of Attributes (QEAA) A special digital document that confirms certain details about a person or thing and is given by a trusted provider.
Qualified Electronic Attestations of Attributes (QEAA) provider A group that gives out these special digital documents. There can be many of them.
Qualified electronic Signature Creation Device (QSCD) Software or a device that makes sure digital signatures are secure and follow certain rules, so you are able to sign documents. 
Qualified Trust Service Provider (QTSP) An organization that has been audited and is on the official list of the EU, to provide services related to digital security. For example, issue digital driving licenses or sign documents. For more see www.ubiqu.com/qtsp
Relying Party Organizations that can interact with EUDI wallets and can provide non qualified digital services to users. E.g. an online retailer. 
Selective Disclosure A feature of some systems that lets you share only some of your information, not everything.
Trust Trust is when you rely on someone or something to do what it’s supposed to do.
Trust Framework A set of rules and agreements that everyone agrees to follow when using a system together.
Trust model A set of rules that make sure everything in a digital system is legitimate and safe to use.
Trust Service Provider (TSP) A group or company that offers digital services to make sure things are secure and trustworthy.
Trust Service A digital service that helps keep things secure, like electronic signatures or seals.
Trusted List A list of groups or organizations that are considered reliable or trustworthy in a certain context.
User Anyone who uses a digital wallet or similar service.
EUDI Wallet Instance A version of a digital wallet that belongs to and is controlled by an EU Citizen.
Relying Party Instance A part of a system that checks if a user is who they say they are, controlled by the relying party.
EUDI Wallet Provider A company or organization that runs a digital wallet service that meets certain standards. This is often the ministry of internal affairs that provides EUDI wallets to their citizens. 
EUDI Wallet Solution The whole package of services offered by an EUDI Wallet Provider.
Wallet Secure Cryptographic Application (WSCA) Software in a digital wallet that keeps sensitive information secure and helps with communication.
Wallet Secure Cryptographic Device (WSCD) A secure hardware device in which you store your personal information, to stay secure. It is similar to a Random Reader of a bank, or the chip in your bank card. See also www.ubiqu.com/wscd 
  • Personal ID
  • QTSP
  • trust service
  • Wallet