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1. #Rdp security package error install
2. #Rdp security package error update
3. #Rdp security package error download

reg extension and run the file to add these values to the Windows Registry.

#Rdp security package error download

If you don’t want to download it, just create a text file with the following contents: Windows Registry Editor Version 5.00

Alternatively, you can download the following registry file, double-click to run it and it will automatically create a key and set it up for you.ĬredSSP Parameters Registry (364 bytes, 12,980 hits) If you can’t find the key, you will need to create it.In the right-hand pane, edit the DWORD value of AllowEncryptionOracle key to 2.HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System\CredSSP\Parameters Go to Run –> regedit to open Registry Editor.

#Rdp security package error install

This method is especially useful for Windows Home editions where there is no Group Policy Editor (although you can install gpedit.msc easily). The same can be achieved through Windows Registry. This will apply the group policy immediately and you will be able to use the Remote Desktop without restarting the computer.

#Rdp security package error update

If you do not want to update your computer or if it’s not in your access, then you can try the other solutions listed below. Specifically, if the target computer is running Windows Server 2016, you should install KB4103723 and if you are using Windows Server 2012 R2, then you should install KB4103725.Ī server reboot will be required after installing these updates. Install all the updates specifically related to CVE-2018-0886.

Go to Windows Update and check for updates. The first and most recommended solution to this issue is to update the target computer on which you are trying to connect remotely. Solution 1: Install updates on the target computer Let’s go through some resolutions to this problem. 4 solutions to RDP Authentication Error Function Requested Is Not Supported In a situation where the server does not have the required Windows update patch, an updated client computer will refuse to connect to the non-secure server because Microsoft makes it mandatory to enable NLA for secure remote desktop connection. To fix this issue, Microsoft introduced the Network Level Authentication (NLA) protocol which works along with CredSSP and pre-authenticates RDP client users over TLS/SSL or Kerberos. Windows uses CredSSP protocol (Credential Security Support Provider) for authenticating clients on the RDP servers.Ī serious vulnerability was found in CredSSP protocol which could impact the security of both the server and the client.