SAML SP logs unnecessary message with every successful login

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X
• Fix Version/s: 7.0.X, 7.2.X, Master
• Component/s: Application Security > SAML
• Labels:
  • liferay-saml-2.0-provider-3.1.0
• Branch Version/s:
  7.2.x, 7.0.x
• Backported to Branch:
  Committed
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal-ee/pull/18269

Steps to reproduce:

1. Configure SP
2. Sign in to IdP 

Expected result: No message in SP logs
Actual result: Following messages in SP logs:

12:17:57,878 INFO [http-nio-18080-exec-4] SAMLProtocolMessageXMLSignatureSecurityPolicyRule:129] Validation of protocol message signature succeeded, message type: {urn:oasis:names:tc:SAML:2.0:protocol}Response
12:20:35,173 INFO [http-nio-18080-exec-2][SAMLProtocolMessageXMLSignatureSecurityPolicyRule:129] Validation of protocol message signature succeeded, message type: {urn:oasis:names:tc:SAML:2.0:protocol}Response
12:37:21,325 INFO [http-nio-18080-exec-6][SAMLProtocolMessageXMLSignatureSecurityPolicyRule:129] Validation of protocol message signature succeeded, message type: {urn:oasis:names:tc:SAML:2.0:protocol}Response
12:38:40,939 INFO [http-nio-18080-exec-10][SAMLProtocolMessageXMLSignatureSecurityPolicyRule:129] Validation of protocol message signature succeeded, message type: {urn:oasis:names:tc:SAML:2.0:protocol}Response