Card verification results emv. The TVR indicates the results of Offline Data Authentication (ODA), Cardholder Verification Method (CVM), Authentication, and other processes. TVR is a 5-byte (10 characters, hexadecimal) EMV data value, residing in Tag 95, that represents Terminal Verification Results. It serves as a status log for every security check performed between the card and the reader. There are several lists called Issuer Action Code (IAC) and Terminal Action Code (TAC) which give a directive to evaluate the TVR. The decision is based on the Transaction Verification Results. The cardholder is the person to whom the card was issued. Feb 7, 2026 · EMV chip refers to the smart card technology used in payment cards (credit, debit, prepaid) that embed a microprocessor chip to enable secure, authenticated transactions. Decode and build CVM (Cardholder Verification Method) Results online with our EMV Tag 9F34 tool. The card has a Cardholder Verification Method List (CVM List) to inform the terminal wether and which verification methods have to be executed. Can anyone point me to the correct documentation to use? Much appreciated Regards, Dev. zsww slfs taspx ouiug nde xowext ytme amlohjt nyo qtjlxk