Seamless trans-border travel will soon become a reality after Calypso Networks Association (CNA) announced its proposal for the Triangle trans-border interoperable ticketing solution between France and Belgium. Calypso, the secure and open interoperable standard for contactless ticketing, was established through a European project in the late nineties. It has developed the Triangle - a Calypso [...]The post Calypso reveals trans-border interoperable ticketing system appeared first on Eurotransport Magazine.