All of the Visa Direct Payout APIs use Two-Way SSL (Mutual SSL) authentication and channel encryption, which requires you to provide a user name and password as well as install an X509 security certificate issued by Visa. Test credentials can be obtained online in your Project Dashboard for sandbox testing. Production credentials will be supplied to you as part of production on-boarding. Contact [email protected] for more information or to begin the production on-boarding process.
As one of the security protocols, Visa Developer sandbox secures its connections with clients by means of Two-Way SSL (Mutual Authentication) method. Refer to the link below to quickly learn about how to get credentials to start building with Two-Way SSL.
Visit the Two-way SSL Guide to learn more.
As part of continuing security improvements, Visa enabled Message Level Encryption (MLE) for Visa Direct APIs. Clients using Visa Direct APIs are required to support MLE in both certification and production environment. Refer to the Message Level Encryption guide for more details