authenticator
aut·hen·ti·cator
noun
1.
one who determines authenticity (as of works of art) or who guarantees validity
Origin
From authenticate + -or.
Related words
Word family
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.