The ECI flags give the results of the 3D Secure authentication process.

Mastercard ECI codes

The ECI flag values that MasterCard returns are described in the following table.

Value	Description
02	Successful
01	Attempted but not completed. Card or bank is not enrolled, or cardholder timeout
00	Failed or not attempted. Card and bank are not enrolled, or technical errors or bad configuration.

Visa ECI codes

The ECI flag values that Visa returns are described in the following table.

Value	Description
05	Successful
06	Attempted but not completed. Card or bank is not enrolled
07	Failed or not attempted. Card and bank are not enrolled, or technical errors or bad configuration.