EMV Tag

9F66 — Terminal Transaction Qualifiers (TTQ)

EMV Tag 9F66

Name: Terminal Transaction Qualifiers (TTQ)

Description

Visa payWave/qVSDC: 4-byte value indicating reader capabilities. Byte 1: Contactless MSD/qVSDC support, online/offline capability, CVM requirements. Byte 2: Online cryptogram required, CVM limit exceeded. Byte 3: Consumer device CVM supported. Byte 4: Reserved for future use.

Decode and Verify ISO 8583 & EMV Transactions

Use IsoFluent's suite of 100% client-side tools to parse full message logs and decode complex TVR/TSI values instantly.

📡 ISO 8583 Studio 💳 EMV Inspector

This entry is part of IsoFluent's comprehensive ISO 8583 and EMV Reference Database.

\n