Submitted by György Chityil ... on Fri, 01/19/2018 - 18:37 Hierarchy: InitialismDescription: {{banking}} '''T'''ransaction '''a'''uthentication '''n'''umber, in electronic banking.Ngram Text: TANSource: WiktionaryIssue: 0Wiktionary tag: bankingNgram Count: 1Wikokit WikiText ID: 163197