The rpcss.dll is not currently part of the Microsoft Catalog; therefore, when a Windows Update takes place, the Cylance Algorithm is flagging this as an unknown file and quarantines/blocks this from proceeding. This can cause the system to black screen and no longer boot.
Dell Endpoint Security Suite Enterprise
Dell Threat Defense
To prevent this issue from occurring, a Safe List of the following SHA256 hash is needed:
Once this is put in place, please commit the policy and verify that the endpoints have received the update.
If the machine is already in a non-booting state, please contact Dell Data Security ProSupport.
For support, US-based customers may contact Dell Data Security ProSupport at 877.459.7304, Option 1, Ext. 4310039, or via the Chat Portal. To contact support outside the US, reference ProSupport’s International Contact Numbers. For additional insights and resources, visit the Dell Security Community Forum.
Article ID: SLN306464
Last Date Modified: 06/26/2018 01:13 PM
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