Calypso Networks Association is building a Ticketing SDK to help you deliver your project faster.

Calypso Networks Association is a non-for-profit association established in Brussels in 2003. The main objectives of CNA are to define and direct the reference specifications, to implement a certification policy, to guarantee the compatibility of all current and future product, to establish a Calypso label issued by an independent organization.

Calypso is a contactless electronic ticketing standard, descirbing a set of technical specifications describing a fast and secure contactless transaction between a terminal and a portable device. deployed in 125 cities & 25 countries around the world.

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