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Stand: B2020

CALYPSO is a contactless ticketing standard, managed by its users deployed in more than 25 countries and 150 major cities in the world.nKeywords for CALYPSO: secure, open and interoperable. nFurther than public transport ticketing, CALYPSO provides multiservice applications for leisure, access control, bike or car sharing…nIn 2019, CNA launched Keyple its Open Source SDK, for a more universal use of Calypso.

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