CashFree uses API keys to allow access to the API.

Step 1 :   Sign-up and get verified as verified merchant.
Step 2 :  Go to Merchant Dashboard after account approval
Step 3 :  Retrieve AppId and SecretKey (API keys) in the dashboard.
Step 4 :  Go to APIs Documentation to start the integration process. 

What is Auto Collect ? (Read here)

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