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Support Article

Log-in latency increases over time using SAML authentication



All users are experiencing noticeable latency (approximately 15 seconds) when trying to launch a Pega 7.1.7 application using Security Assertion Markup Language (SAML) authentication. The latency happens only when launching using SAML authentication, and the application performs well after launching.

Error Messages

Not Applicable

Steps to Reproduce

Log in to Pega 7.1.7 using SAML authentication.

Root Cause

The root cause of this problem is a defect in Pegasystems’ code related to the PRPC SAML Replay Cache. 


This issue is resolved by hotfix item HFix-22795.

This hotfix provides a dynamic system setting to enable or disable the Replay Cache.

Pega-IntegrationEngine - sso/saml/disableReplayCache

true - replay cache disabled
false - replay cache enabled (default)


Published June 29, 2015 - Updated October 8, 2020

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