ADP Workforce Now OAuth 2.0 connector profile – StackOne setup guide

Admin privileges are required for ADP Marketplace, project creation, and certificate management.

• Confirm you have Admin privileges for your ADP Workforce Now account
• Purchase and install ADP API Central for ADP Workforce Now from the ADP Marketplace

Log in to ADP API Central to create your API project.

• Navigate to Projects in the left menu
• Click Create a Project
• Enter a project name and optional description
• Select the required use cases (at minimum, Worker Demographics & Pay Profile (Read/Write))
• After project creation, enable additional APIs via the API Discovery tool within the project as needed
• Click Create Project to complete

Retrieve your Client ID and Client Secret from the project.

• In the project, go to the Credentials tab
• Copy your Client ID and Client Secret
• Store these values securely for use later

In your ADP Central project, click Manage Certificate.

Follow the steps to generate a certificate signing request (CSR).

• Refer to ADP’s official guide for Generating a Certificate Signing Request
• Download and save the certificate (.pem) file and private key file
• Ensure full headers are included (e.g., -----BEGIN CERTIFICATE----- and -----END CERTIFICATE-----)

Prepare the certificate and private key values for the connection.

• Open both files in a text editor
• Copy the full contents of the certificate file including BEGIN and END markers
• Copy the full contents of the private key file including BEGIN and END markers
• Store these values securely for use later