H-GAC ITS Architecture

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Interface: Vehicles - Houston METRO Toll Collection

Information Flow Definitions

actuate secure payment  (Existing)  

Initiation of a payment action, ideally based on an encrypted token or biometric marker. Such a payment action could be a simple validation that the secure token allows the user access to the travel resource, or it could be the initiation of a payment transaction.

vehicle payment update  (Existing)  

Data written to vehicle equipment to support electronic toll collection or parking payment.