topic How to force a decline auth response in the Cybersource Sandbox. in Integration and Testing https://community.developer.cybersource.com/t5/Integration-and-Testing/How-to-force-a-decline-auth-response-in-the-Cybersource-Sandbox/m-p/91590#M57501 I read that there are specific card numbers that will force a decline on 0/$1 Validation Auth, but I cannot locate what those card numbers are. Can you provide these card numbers? Thank you. Mon, 21 Apr 2025 14:00:07 GMT TThorpe 2025-04-21T14:00:07Z How to force a decline auth response in the Cybersource Sandbox. https://community.developer.cybersource.com/t5/Integration-and-Testing/How-to-force-a-decline-auth-response-in-the-Cybersource-Sandbox/m-p/91590#M57501 I read that there are specific card numbers that will force a decline on 0/$1 Validation Auth, but I cannot locate what those card numbers are. Can you provide these card numbers? Thank you. Mon, 21 Apr 2025 14:00:07 GMT https://community.developer.cybersource.com/t5/Integration-and-Testing/How-to-force-a-decline-auth-response-in-the-Cybersource-Sandbox/m-p/91590#M57501 TThorpe 2025-04-21T14:00:07Z