CNA is setting up a TC at the beginning of 2024 with the aim of standardising data exchanges in ABT systems, with the concern for data integrity. This TC is open to all CNA members
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The open standard specifications from Calypso are create by the transport ticketing community, for the transport ticketing community. The give transport operators and authorities control of their ticketing network.
Many of these technical documents are free for anyone to access. However, some documents are reserved to members of Calypso Networks Association (CNA), including implementation notes and audit information.
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