Revision as of 05:41, 27 April 2006 edit M. B., Jr. (talk \| contribs) 172 edits repetition avoiding; ← Previous edit		Revision as of 05:49, 27 April 2006 edit undo M. B., Jr. (talk \| contribs) 172 edits corrected one wrong word: "authorise" to "authorize" Next edit →
Line 1: A '''transaction authentication number''', or '''TAN''', is used by some [[online banking]] services as a form of ''single use'' [[password]]s to ~~authorise~~authorize [[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