Connect Oracle Fusion HCM with OAuth 2.0 (Client Credentials) – StackOne Hub

Sign in to your Oracle Cloud account. Your REST Server URL follows this format:

• Format: https://servername.fa.{datacenter}.oraclecloud.com
• Example: https://mycompany.fa.us2.oraclecloud.com
• The URL is visible in your browser address bar when logged into Oracle Fusion HCM

Navigate to Identity & Security > Domains in the Oracle Cloud Console.

• Select your identity domain
• Copy the Domain URL which follows this format:
• Format: https://idcs-{identifier}.identity.oraclecloud.com
• Example: https://idcs-abc123def456.identity.oraclecloud.com
• Store both URLs securely for use later

In the Oracle Cloud Console, navigate to Identity & Security > Domains and select your identity domain.

Click Applications in the left menu, then click Add application and select Confidential Application.

• Enter a name for your application (e.g., “StackOne Integration”)
• Click Next to continue

In the Client configuration section, select Configure this application as a client now.

• Under Allowed grant types, select Client credentials
• Under Client type, ensure Confidential is selected

Scroll to Token issuance policy and add the required scopes.

• Click Add scope under Resources
• Search for and select your Fusion Applications resource
• Add all scopes needed for the data you want to access
• The scope format is typically urn:opc:resource:fa:instanceid={instance_id}urn:opc:resource:owner::all

Click Next through the remaining sections, then click Finish. After creation, click Activate to enable the application.

In your application details page, find the General Information section.

• Copy the Client ID and store it securely
• Click Show secret next to Client Secret, copy it, and store it securely for use later
• The Client Secret is only shown once, so ensure you save it