
9koxb (9koxb) asked a question.
Hello,
We were setting up an SSO Login for our Application but we are facing the below mention issue-
(Caused By Exception: org.opensaml.ws.security.SecurityPolicyException: Text: Validation of protocol message signature failed Detailed Message: Validation of protocol message signature failed Stack Trace: org.opensaml.common.binding.security.SAMLProtocolMessageXMLSignatureSecurityPolicyRule.doEvaluate(SAMLProtocolMessageXMLSignatureSecurityPolicyRule.java:138)).

Hi @9koxb (9koxb) ,, Thank you for reaching out to the Okta Community!
There are not enough details here to properly asses the issue and this is not an ideal medium for in-depth troubleshooting.
Based on a preliminary research, similar errors could be cause by a variety of reasons from mismatching certificates, to incorrect redirect URIs.
If this is a custom deployment, my advice would be to reach out to the dedicated Developer Forum devforum.okta.com to take advantage of their expertise.
While we'll do our best to answer all of your questions here, this medium is more inclined towards Okta core products and features (non-developer work).
If this is an integration with one of the apps listed in our Okta Integrations Network, please open a case to work with one of our Support Engineers.
If my answer helped, remember to mark it as best to increase its visibility for other members of the Okta Community who might have the same questions as you.
Hope my answer helps!
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