
1) Computer access control
Found on
https://www.crosswordclues.com/clue/security-token

A security token (or sometimes a hardware token, authentication token, USB token, cryptographic token, software token, virtual token, or key fob) may be a physical device that an authorized user of computer services is given to ease authentication. The term may also refer to software tokens. Security tokens are used to prove one`s identity electr....
Found on
http://en.wikipedia.org/wiki/Security_token
No exact match found.