e/Transaction authentication

Information
has gloss	eng: Transaction authentication generally refers to the Internet-based security method of securely identifying a user through two or three factor authentication (Two-factor authentication: something you know plus something you have and/or something you are) at a transaction level, rather than at the traditional Session or Logon level.
lexicalization	eng: Transaction authentication
instance of	(noun) validating the authenticity of something or someone certification, authentication