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Tools/Amex Reader Capabilities Decoder
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EMV & TLVBeta

Amex Reader Capabilities Decoder

Decode the Amex ExpressPay Enhanced Contactless Reader Capabilities (tag 9F6E) — the 4-byte bitmap the Kernel 4 reader sends in the GPO command. Amex does not use the TTQ (9F66).

9F6E Enhanced Contactless Reader Capabilities — Amex Kernel 4 4 bytes / 8 hex chars

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Standards & Guides

🇨🇳UnionPay Kernel 7📡APDU Protocol