Fixed : Private Key or User Profile is inaccessible

  • Many users report receiving an error message stating that the profile or private key is unavailable due to the lack of a cryptographic service provider on the PC.
  • Microsoft: There are 3 main reasons why this error occurs.
  • There is a third-party registry connection that prevents IIS from accessing the encryption service provider.
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Cer With Private Key

Your Certificate Signing Request (CSR) generates the Private Key for your certificate. After activation of your certificate, you submit your CSR to the Certificate Authority. Your server or device must keep the Private Key secret so you can install the Certificate.

Unprotected Private Key File

The reason the “Warning: Unprotected Private Key File” AWS error occurs is that the private key for the instance grants read access to other users.

Recover Certificate

Here is an example of a circled message reflecting good correspondence without the private key:

As a result of this article, you will be able to make an Internet Information Server (IIS) .pfx file using a private key and a .p7b certificate file.

It is an important security measure to establish an encrypted connection between a client and a server (preventing third parties from accessing data). It is not an easy task to manipulate SSL if you forgot your credentials. Any error here can lead to other errors, so you have to be careful.

As part of Azure VPN, every user receives a PFX certificate and must install it into their Current User Personal store. However, when they try to import it, they receive the following error:

Your customers’ data will remain private and secure when you enable secure connections to your Shopify store. TLS (Transport Layer Security) certificates encrypt communication between your store and external content and publish the content securely using HTTPS instead of HTTP, and are sometimes referred to as SSL certificates.

It is common for users to experience problems importing private keys from Secure Sockets Layer (SSL) certificate files into their local certificate stores. When a cryptographic service provider is not present on a PC, users receive an error message stating the profile or private key is unavailable.

Permissions 0644 For Are Too Open

There may be a problem with your file when you run ssh-keygen -y. Normally, a “.pub” file contains a public key. You probably have a file there called my_key, which should be in mode 0600, without any extension. The private key should be contained in that file.

Load Key : Bad Permissions

Now you can try SSHing to your AWS EC2 instance and start banging on it. No magical behavior, no confirmation from Terminal. It just works.

In this article, you will learn how to change the registry. Please back up your directory before proceeding. There are several tips that can help you solve this problem.


What makes a user profile or private key inaccessible

What makes a user profile or private key inaccessible

This error can be caused by three main reasons, according to Microsoft:

  • There are some folders that you cannot access due to insufficient permissions:
    Documents in DriveLetter
    User settingsApplication dataMicrosoft CryptoRSA MachineKeys
  • The encryption service provider cannot be accessed by IIS due to a third-party registry connection.
  • The user profile is not stored locally on the server that has Terminal Services enabled since you are connecting remotely via Terminal Services session.

Knowing the cause of a problem is the first step to finding a logical solution.


Here’s how to solve the problem of not having access to a user profile or private key

Updated: March 2024

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How To Get The Private Key From A Certificate

The server certificate can be found in the Personal or Web Server sub-folder of the Console Root. Open Microsoft Management Console (MMC). You need to locate the certificate and click the Common Name, then select Export. Follow the guided wizard to create an .pfx file. Click here to see detailed instructions.

Here's how to solve the problem of not having access to a user profile or private key

Reset permissions for the MachineKeys folder

  1. The MachineKeys folder can be accessed by right-clicking it.
  2. You can access the Advanced tab on the Security tab.
  3. Then click View/Edit.
  4. Allow sharing of legacy permissions by selecting Reset permissions for all child objects.

Remove a connection from the third-party registry

  1. R (Windows + R)
  2. In the registry editor, type regedit.exe.
  3. It is recommended to delete this registry subkey if it exists:
    001: HKEY_USERSDefaultSoftwareMicrosoftCryptographyProvidersType.

Locally save the user profile for the “Terminal Services” session

You can also use roaming profiles in this case. Simply move the user profile to the server that is enabled for Terminal Services.

Certutil Repairstore

You just need to run the following procedure from the command line: certutil -repairstore my “SerialNumber”

You may not be able to access the user profile. Or, your system may not have a cryptographic service provider installed to import the private key.

By following these steps, you will be able to import the SSL private key certificate into your local computer’s private key certificate store without encountering any more errors.

RECOMMENATION: Click here for help with Windows errors.

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Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog,, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.