olemus
(1) kontekstist sõltuv sõrmejälje digitaalne analoog

ISO 5127:
marker bitijärjendina, mis on genereeritud mingist digitaaldokumendist, algoritmiga, mis üheselt identifitseerib selle algdokumendi
= marker in the form of a bit sequence generated from a digital document using an algorithm that uniquely identifies the original document

ISO/IEC 10181:
selline andmeüksusele piisavalt iseloomulik karakteristik,
mis ei võimalda arvutuslikult mõistlikult leida
teist sama karakteristikuga andmeüksust
= a characteristic of a data item, such as a cryptographic checkvalue or the result of performing a one-way hash function on the data, that is sufficiently peculiar to the data item that it is computationally infeasible to find another data item that will possess the same characteristics

https://en.wikipedia.org/wiki/Digital_video_fingerprinting

https://en.wikipedia.org/wiki/Canvas_fingerprinting

https://www.custostech.com/blogchain/video-identification-whats-the-difference-between-video-watermarking-and-fingerprinting/

https://sidechainsecurity.com/what-is-a-digital-fingerprint-part-1/?utm_source=rss&utm_medium=rss&utm_campaign=what-is-a-digital-fingerprint-part-1

https://sidechainsecurity.com/what-is-a-digital-fingerprint-part-2/

(2) digiteeritud füüsiline sõrmejälg

vt ka
- ajujälgtuvastus
- brauserituvastus
- kanvaatuvastus
- krüptograafiline kontrollväärtus
- seadmetuvastus
- TCP-jäljeuuring
- toitemustri seire