Revision as of 21:20, 16 March 2006 edit PaulHanson (talk \| contribs) Extended confirmed users 21,215 edits intro ← Previous edit		Revision as of 05:40, 27 April 2006 edit undo M. B., Jr. (talk \| contribs) 172 edits misleading concept correction; Next edit →
Line 1: A '''transaction authentication number''', or '''TAN''', is used by some [[online banking]] ~~institutions~~transactions as a form of ''single use'' [[password]]s to authorise [[financial transaction]]s. TANs are a second layer of security above and beyond the traditional single-password [[authentication]]. An outline of how TANs function:

Transaction authentication number: Difference between revisions