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Tools/PDOL / CDOL Builder
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EMV & TLVAvailable
PDOL / CDOL Builder
Parse PDOL and CDOL templates, fill in terminal/card values, and build the response data hex for EMV transaction testing.
Where PDOL/CDOL fit — the EMV kernel flow
The ordered steps an EMV terminal runs against the chip — from selecting the application to generating the cryptogram that authorizes the payment.
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App SelectionAID A0000000031010⚙️
GPO📖
Read Records🔏
Offline Data Auth📋
Processing Restrictions🧑
Cardholder Verification🎲
Terminal Risk Mgmt⚖️
Action Analysis🔐
Generate AC✅
Completion1App Selection
PPSE / SELECT AID
The terminal reads the PPSE (2PAY.SYS.DDF01 for contactless) to list the card's applications, picks one by priority, and selects its AID.