© 2021 CST-GA | Canadian Secure Token - Governance Authority. All rights reserved.
Our members are shareholders of the CST-GA – they are Canadian carriers helping to restore trust in telecommunications.
The following Canadian telecommunications companies are members of the CST-GA:
Any Canadian Carrier with direct access to Canadian Telephone Numbers can participate in the call authentication scheme.
Whether you are a Canadian carrier interested in joining the CST-GA or simply would like to learn more, we want to hear from you.
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Canadian STI-PA/CA: Neustar