Does the API credential information (api key, apiKeySecret) have an expiration date? August 14, 2024 05:34 Updated No, you can use it without a deadline. Related articles What is the behavior like when a request is conducted with an expired userAuthorizationId? How long is the user authorization valid? When is an account link required? Cannot redirect to merchant app on Android What is the restriction of IP address in using OpenPayment(OPA)? Return to top Back to Home