ECI Definition.
Electronic Commerce Indicator: the code returned at the end of a 3-D Secure flow that indicates the level of authentication achieved. For Visa: 05 (authenticated), 06 (attempted), 07 (not authenticated); for Mastercard: 02, 01, and 00, respectively. The ECI determines liability shift and how the issuer handles the transaction.
See also
Where this term appears
GuideThe four-party modelGuidePayments in the Netherlands and BelgiumGuidePayments in Hungary, Czechia, and SlovakiaGuidePayments in the UKGuidePayments in BrazilGuidePayments in ColombiaGuidePayments in Mexico and the AndesGuidePayments in Peru, Bolivia, and EcuadorGuidePayments in Southeast AsiaGuidePayments in South KoreaGuidePayments in IndonesiaGuidePayments in Japan