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A comment on What is AT&T doing at 1111340002?. Parent comment

Re:What is AT&T doing at 1111340002? by Aaargh20318 on Sunday November 07, 2021 @03:40AM (#29137550)
To my understanding it’s an actual subset of Java, a very limited subset, but a subset of the real Java nonetheless. Java Card applets are compiled using a real Java compiler, and then the bytecode is translated into a simplified format for running on the card.
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Re:What is AT&T doing at 1111340002? by Silasdev on Sunday November 07, 2021 @05:41AM (#29138188)
This video from defcon gives a good overview of what Java Card applets is, the limitations and what it can do: https://www.youtube.com/watch?v=31D94QOo2gY
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