It's the first day of @TransTicketing in #London! Visit us at D15 and discover how smart #TransportationTicketing can be securely implemented in cities of the future: http://bit.ly/2CQDFxa  #TTGlobal18pic.twitter.com/WePekSLhsz

It’s the first day of in ! Visit us at D15 and discover how smart can be securely implemented in cities of the future: http://bit.ly/2CQDFxa 

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