Examining Your EMV Chip Cards

Finance Tech Brief By HackerNoon

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Now we are a few years into EMV mandates in the US, we all have one or more EMV chip cards in our wallet and have used them in stores.
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The EMV chip card is conforming to ISO/IEC 7816, which is also called a Smart Card. Smart Card Shell is written in Java so you want to have a JRE on your computer. The latest OpenJDK 14 works smoothly. An EMV card may support one or many "Applications" which are denoted by Application ID (AID) On a single card, it can support multiple AIDs, for example, both credit and credit and debit. Multiple AIDs are provisioned by priorized.Terminals have supported AIDs as a handshake for a handshake.