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To enable the custom order fulfillment app to access Salesforce data via OAuth 2.0, the identity architect should use a Salesforce Connected App. This connected app acts as a bridge, allowing the order fulfillment app to request access to Salesforce data using OAuth 2.0, which is the open protocol for secure data sharing between applications through token exchange.
Here's why and how:
Why Connected Apps?
Security:
Connected Apps provide a secure way to authorize external apps to access Salesforce data by using OAuth 2.0.
Integration:
They facilitate integration by allowing external apps to authenticate and retrieve data from Salesforce.
Flexibility:
They allow various OAuth 2.0 flows for different use cases