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Definition: OATH


(1) (Oath) The previous name of Verizon's media offerings. See Verizon Media Group.

(2) (OATH) (Initiative for Open AuTHentication) A collaboration of security companies devoted to developing strong, standard authentication methods on the Internet.

(2) (OAuth) (Open standard for AUTHorization) A standard that allows a third-party website to gain access to resources without exchanging username and password, providing both sites support OAuth. The third-party site requests a token from the site that holds the user's resources, and if the user authorizes the transaction, a temporary access token is issued to the requesting site.