Remote desktop connection authentication error due to CredSSP encryption oracle remediation

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If you are recently updates on Windows 10,8.1,2012 workstations or server in the MAY 2018 , you may face that you receive a particular issue when trying to connect a remote desktop connection to a server.This error is because of the latest Microsoft security updates.
An authentication error has occurred.
The function requested is not supported
Remote computer: <computer name>
This could be due to CredSSP encryption oracle remediation.
For more information, see https:/go.microsoft.com/fwlink/?linkid=866660

Unable to connect remote desktop connection RDP after Windows server updates CredSSP encryption oracle remediation in May 2018.
After May 2018 security update: RDP “An authentication error occurred” “This could be due to CredSSP encryption oracle remediation”.

How to fix this issue in single click.

Just download a file from given following link and after download extract it and run on remote server.

File download Link
https://drive.google.com/file/d/1ocHdnTocdcovqMI6JGhUowbHJxoMflmE/view?usp=sharing

If not work than you also need to update the client system as well with the same file and everything will work.

This works 100 % .

Second Method to fix it.

Aadd a single key to your workstation’s registry.

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\CredSSP\Parameters] “AllowEncryptionOracle”=dword:00000002

create the CredSSP key, then the Parameters key, then the dword value.

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About SJ

He is a Linux Administrator and founder of SJ Technics, fan of open source and Linux based system software. S.J. believes sharing IT knowledge with others

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