This document discusses a seminar on Java Card, which allows programs written in Java to run on smart cards. It describes what a Java Card is, its architecture, development process, advantages like interoperability and security, and limitations such as restricted memory and lack of some Java features. Applications of Java Cards mentioned include SIM cards, ID cards, and financial cards. The conclusion states that widespread adoption of Java Card will require more promotion, applications, and tools, but that the number of Java Cards could reach millions in the next few years.