Getting Sandbox Keys:
Step 2: Fill out KYC information for your profile. Because this is Sandbox we recommend fake data. Here's a guide to upload that data. You will need to upload fake data for Photo ID (fake picture) and SSN ('2222').
Step 3: Scroll to the bottom of your profile page to reveal your Client Keys. (Here's how to find your client keys)
Step 4: Copy the keys provided to pass along to your development team.
Step 5: Follow our status page for notifications on our sandbox & production environments.
After you have created your sandbox account, you can sign into your sandbox dashboard at any time with this link: https://sandbox.synapsepay.com/