Troubleshoot app integrations with ADP
This article helps developers understand the integration flows, use corresponding CURL scripts, and troubleshoot basic issues they may encounter while integrating the Business to Business (B2B) apps and End-User Based (B2C) apps with ADP.
Generate a Certificate Signing Request
A Certificate Signing Request (CSR) is required for accessing ADP® APIs and authenticating users with SSO. This document describes the steps for generating a CSR using OpenSSL.
API Common Exceptions and Tips for Handling
This document lists the common Application Programming Interface (API) exception response codes and tips to handle each. ADP® recommends developers review these exceptions when integrating with ADP APIs.