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CNA will participate to the workshop organised by the Instituto de Engenharia on the 19th of November 2019 in São Paulo
We will present our project Keyple to the Eclipse Open Source Community in Ludwigsburg, Germany -21 to 24 October 2019
Come and visit CNA at the booth H3-30a at the RNTP, which will take plac
Calypso is the contactless electronic ticketing standard designed by users for users
Calypso is the fifteen years proven highest secure solution for contactless transactions.
Calypso is the unique solution without any proprietary scheme in a complete multi sourcing environnement.
Calypso strictly respects all existing standards enabling a true interoperability demonstrated through European countries.
A proven and fast spreading technology
