![]() ![]() ![]() ![]() A couple of months back I returned from a trip presenting "Protecting Against Ransomware" to a customer and upon my return I left a half-eaten bag of candy in the side pocket of my backpack. You might be asking yourself what could Raven possibly have to do with IT maintenance? Being a Premier Field Engineer I end up traveling and my backpack is my carryon of choice when I board a plane, so I always carry some snacks in the event I get hungry. This discussion kind of aligns itself with an experience I recently had with my Miniature Schnauzer, Raven. This topic became an internal discussion around Premier Field Engineering and customers like you as to how this would impact accessing systems via RDP starting in May. Welcome to another edition of AskPFEPlat, this is Paul Bergson and Graeme Bray bringing up the topic of CredSSP when in use with the Remote Desktop Protocol. Double click the AllowEncryptionOracle REG_DWORD and enter 2 as Value data, then click OK to save the configuration.Īfter modifying the registry, the Windows 10 client will be able to successfully RDP the target unpatched server.First published on TechNet on May 07, 2018 Open the Registry Editor and locate the specified registry key. The error occours when you try to establish an RDP connection to a target server not yet patched with the CredSSP update.Īfter entering the credentials, you receive this error message.Īlthough you should patch both clients and servers of your network to avoid this issue and for security reasons, a provisional workaround to allow RDP connections from a Windows 10 client is to edit the registry and modify the AllowEncryptionOracle key as follows: “AllowEncryptionOracle”=dword:00000002 A recent security update released for Windows 10 documented in the KB4103727, affects the RDP functionality causing an RDP connection failure to the target machine showing an error related to CredSSP encryption oracle remediation.ĬredSSP (Credential Security Support Provider ) protocol is an authentication provider that processes authentication requests for other applications. This error occours when an updated Windows 10 machine tries to RDP an unpatched Windows Server. ![]()
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