Event ID 8321: A certificate validation operation took X milliseconds and has exceeded the execution time threshold
Problem:Â Event ID 8321 logged multiple times in the SharePoint 2013 Application server’s Event Log, with the message “A certificate validation operation took 1500.8983 milliseconds and has exceeded the execution time threshold. If this continues to occur, it may represent a configuration issue. Please see https://go.microsoft.com/fwlink/?LinkId=246987 for more details.” and SharePoint pages…
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