Visa · Replay
EMV replay session
Step through a transaction one command at a time. Every field named, every status word explained.
Response
61 20Status word
6120Completed, with 32 more bytes waiting — the terminal must send GET RESPONSE to collect them.Decoded objects
No TLV objects in this response.
Exercises
Answer from the capture above. The explanation is worth reading either way.
- Level 1
Which instruction byte (INS) starts a transaction by asking the card for its processing options?
- Level 3
The first CVM rule on this card is 42 01. The method is enciphered PIN verified online — but under what condition does the rule apply?