3740009 - authentication for inbound to C4C in SuccessFactors → C4C replication: basic vs certificate support, SAP Cloud for Customer core applications

• Integration issue between SAP SuccessFactors Employee Central and SAP Cloud for Customer (C4C) with C4C as the receiver.
• Authentication methods for inbound SOAP services to C4C are under review.
• Basic Authentication via Communication Users is supported for inbound SOAP to C4C.
• Client certificate–based authentication (mutual TLS) is reportedly not supported when C4C is the receiver in non‑CPI scenarios.

• SAP Cloud for Customer core applications
• Employee Central

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