Sitecore Cloud - Status Page Last updated 2 minutes ago

  Apr 30, 2021

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xDB cloud MongoDB Atlas Possible connection errors from NET clients



Updates Summary


This incident has been resolved. More information can be found at 

- Posted on May 02, 17:53 UTC


As part of cloud infrastructure monitoring activities, Sitecore Cloud Operations team identified an event that we would like to bring to your attention. In case you have any follow up question regarding the event, please do not hesitate to raise a support case on that matter from the home page of Sitecore Support & Self-Service Portal.


Event description: On Apr 302021 - 21:34 UTC, MongoDB Atlas has identified a possible issue regarding connections from .NET clients. Users with .NET clients that perform OCSP certificate checking may be unable to connect. Currently, the issue only affects users with .NET drivers versions between 1.8 and 2.6.1. 


Impact: Affected users will see connection errors with the following error:  

System.Security.Authentication.AuthenticationException: The remote certificate is invalid according to the validation procedure.

Additional references:

Planned further actions: MongoDB Atlas suggests either upgrading .NET driver 2.7 or higher or add a configuration change to your application; which is described in the link in the additional references section.

Who performs further actions: Customer

Next update planned at: No further updates


Any additional updates of the event status from Sitecore side may be published below.



- Posted on Apr 30, 00:00 UTC