tunnistuss
Tunnistuss is a term used in Estonian information technology to denote the process of identifying and authenticating an entity—such as a user or a device—within a computer system. It covers verifying that an entity is who or what it claims to be and is foundational for access control, auditing, and secure service consumption. In practice, tunnistuss is closely related to but distinct from authorization: authentication proves identity, while authorization determines what actions are allowed.
Common components of tunnistuss include credentials (passwords, passkeys), tokens, smart cards, and biometric data, as well
Privacy and security considerations are central. Password reuse and phishing risk drive the adoption of MFA
Notable real-world implementations of tunnistuss appear in Estonia’s digital identity ecosystem, where ID cards, Mobile-ID, and