XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Trading basics
Calypso (electronic ticketing system)
Calypso is an international electronic ticketing standard for microprocessor contactless smart cards, originally designed by a group of transit operators from 11 countries including Belgium, Canada, France, Germany, Italy, Latvia, México, Portugal and others. It ensures multi-sources of compatible products, and allows for interoperability between several transport operators in the same a
Trading basicsCIPURSE
CIPURSE is an open security standard for transit fare collection systems. It makes use of smart card technologies and additional security measures.