3095599 - REST Receiver channel have error messages - "java.security.cert.CertPathValidatorException: signature check failed"

You are using REST receiver channel to send request to target system with HTTP Redirect, and the message processing failed with error:
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path validation failed: java.security.cert.CertPathValidatorException: signature check failed

The XPI Inspector trace collected with channel shows the following entries:
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Exception caught when closing outgoing
[EXCEPTION]
javax.net.ssl.SSLException: Connection has been shutdown: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path validation failed: java.security.cert.CertPathValidatorException: signature check failed
at sun.security.ssl.SSLSocketImpl.checkEOF(SSLSocketImpl.java:1533)
at sun.security.ssl.SSLSocketImpl.checkWrite(SSLSocketImpl.java:1545)
..
Caused by: java.security.InvalidKeyException: No installed provider supports this key: iaik.x509.RawPublicKey
at java.security.Signature$Delegate.chooseProvider(Signature.java:1138)
at java.security.Signature$Delegate.engineInitVerify(Signature.java:1170)
at java.security.Signature.initVerify(Signature.java:460)
at iaik.x509.X509Certificate.verify(Unknown Source)
at sun.security.provider.certpath.BasicChecker.verifySignature(BasicChecker.java:166)
at sun.security.provider.certpath.BasicChecker.check(BasicChecker.java:147)
at sun.security.provider.certpath.PKIXMasterCertPathValidator.validate(PKIXMasterCertPathValidator.java:125)
... 130 more
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• SAP enhancement package 1 for SAP NetWeaver 7.3
• SAP NetWeaver 7.4
• SAP NetWeaver 7.5

REST adapter, channel, Process Integration, Process Orchestration, PI 7.4, PO 7.5, redirect, PKIX, signature, RawPublicKey, InvalidKeyException, CertPathValidatorException. , KBA , BC-XI-CON-RST , Rest Adapter , Problem