Click here to configure settings. SCEPman implements an unattended Certificate Authority for Microsoft Intune based certificate deployment described in this document: “In Microsoft Intune, you can add third-party certificate authorities (CA), and have these CAs issue and validate certificates using the Simple Certificate Enrollment Protocol (SCEP). Connections are logged as an event ID 36 in the devices DeviceManagement-Enterprise-Diagnostics-Provide > Admin log. When your infrastructure supports SCEP, you can use Intune SCEP certificate profiles (a type of device profile in Intune) to deploy the certificates to your devices. Feel free to ask if you still have any confusions around this issue. Open a web browser, and then browse to that SCEP server URL. A certificate that has the same Issued to and Issued by values, is a root certificate. Use the following information to help you troubleshoot deployment of Simple Certificate Enrollment Protocol (SCEP) certificate profiles with Intune. The PFX Certificate Connector supports certificate deployment for PCKS #12 certificate requests and handles requests for PFX files imported to Intune for S/MIME email encryption for a specific user. Troubleshoot the operation of the NDES policy module when the module processes a certificate request when you use SCEP certificate profiles to deploy certificates with Intune. Connections that resemble the following example, with a status code of 500, indicate the Impersonate a client after authentication user right isn't assigned to the IIS_IURS group on the NDES server. Click Enroll, wait until the enrollment finishes successfully, and then click Finish. Search the log for entries similar to the following examples. Use the following steps to test the URL that is specified in the SCEP certificate profile. SCEP certificate profiles for Android come down to the device as a SyncML and are logged in the OMADM log. 01/30/2020; 4 minutes to read; h; In this article. dougeby. If there are, check whether a Group Policy pushes the intermediate certificates to the NDES server. 2- The Name of the template in the relevant registry of the NDES server . Make sure that the logged in user and the NDES server have Read and Enroll permissions to the CEP Encryption and Exchange Enrollment Agent (Offline request) certificate templates. The status value of 500 appears at the end: On the NDES server, run secpol.msc to open the Local Security Policy. A little background from the product description: Microsoft Intune allows third-party certificate authorities (CA) to issue and validate certificates using the Simple Certificate Enrollment Protocol (). You can not configure all SCEP Certificate settings. In the Certificates MMC, do the following action for each of the new certificates: Right-click the certificate, click All Tasks > Manage Private Keys, add Read permission to the NDES service account. Resolution: Run services.msc, and then make sure that the Microsoft Azure AD Application Proxy Connector service is running and Startup Type is set to Automatic. An example of this URL is https://contoso.com/certsrv/mscep/mscep.dll. Review the status code near the end of this request: Status code of 200: This status indicates the connection with the NDES server is successful. My iOS devices are not getting the SCEP profile certificate it says failed intune. My name Saurabh Sarkar and I am an Intune engineer in Microsoft. In an Intune / SCCM hybrid configuration with certificate deployment based on Network Device Enrollment Service (NDES) there are some issues. This article references Step 2 of the SCEP communication flow overview. There are two certificate connectors for Intune. What you do with that infrastructure is up to you. After you renew an expired certificate, new certificates can't be assigned to the devices. Scroll down to locate and click Thumbprint, and then copy the hexadecimal string from the box. SCEP certificate deployment for Intune managed Android for Work devices is a bit tricky. conceptual . The CAPI2 log (see Cause 2's resolution) will show errors relating to the certificate referenced by 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MSCEP\Modules\NDESPolicy\NDESCertThumbprint' being outside of the certificate's validity period. Resolution: Enable additional logging to collect more information: Cause 3: IIS permission on CertificateRegistrationSvc has Windows Authentication enabled. This result indicates the URL is functioning correctly. Select a different certificate with similar properties (subject, EKU, key type and length, etc. SCEP communication flow overview . Resolution: Enable Anonymous Authentication and disable Windows Authentication, and then restart the NDES server. In the list of certificates, find an expired certificate for which the following conditions are true: Double-click the certificate to open the Certificate dialog box, click the Details tab, scroll down to Thumbprint, and then verify that the value matches the value of the following registry subkey: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MSCEP\Modules\NDESPolicy\NDESCertThumbprint. Continue to read this blog post, if this is the first time you’ve ever heard of the NDES service certificates. Cause: The Microsoft Azure AD Application Proxy Connector service isn't started. Double-click Impersonate a client after authentication in the right pane. Open a web browser, and then browse to that SCEP server URL. Paste the hexadecimal string, remove the spaces between the hexadecimal characters, and then save as a text file. The Microsoft Intune Connector is required to use SCEP certificate profiles with Intune when using an Active Directory Certificate Services Certification Authority. Look for Event 36, which resembles the following example, with the key line of SCEP: Certificate request generated successfully: The following sections can help with common connection issues from all device platforms to NDES. Validate this configuration by locating the following registry key to confirm that it has the indicated values: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\HTTP\Parameters. Troubleshoot device to NDES server communication for SCEP certificate profiles in Microsoft Intune. We are not going to use PKCS certificate for SCEP profile deployment. There’s some links at the end if you need some ideas. On the NDES server, open IIS manager, select Default Web Site > Request Filtering > Edit Feature Setting to open the Edit Request Filtering Settings page. brenduns. But, because of “Android for Work” containerisation, it’s bit a tricky to confirm whether the SCEP certificate is successfully delivered to the device or not. At this point the certificate templates have been configured including the setup and configuration of NDES have been taken care of. Use the following information to determine if a device that received and processed an Intune Simple Certificate Enrollment Protocol (SCEP) certificate profile can successfully contact Network Device Enrollment Service (NDES) to present a challenge. Select macOS as Platform. Because the Subject Type of this certificate template is set to User. Verify NDES configuration on-premises for SCEP certificates in Intune; Configure infrastructure to support SCEP with Intune; Before proceeding, ensure you've meet the prerequisites for using SCEP certificate profiles, including the deployment of a root certificate through a trusted certificate profile. Select the Private Key tab, select Make private key exportable, then click OK. Cause 2: The URLs in the Certificate Revocation List (CRL) are blocked or unreachable for the certificates that are used by the Intune Certificate Connector. If you have feedback for TechNet Subscriber Support, contact tnmff@microsoft.com. Select OK to save this configuration and close IIS manager. That certificate was selected when the NDES policy module or Intune Certificate Connector was first installed. If a matching certificate isn't found, the certificates on the device will be excluded. 1- The Key Usage selected in the SCEP profile in Intune. This will cause the Wi-Fi profile to be skipped because it doesn’t have the correct certificate. In the Certificate Properties dialog box, click the Subject tab, and then do the following: Click OK to close the Certificate Properties dialog box. SCEP certificate deployed to group A to use template A and that for group B to use template B. Troubleshoot device to NDES server communication for SCEP certificate profiles in Microsoft Intune. brenduns. Original product version:   Microsoft Intune Configure the SCEP Certificate. Wi-Fi. Cause: IIS request filtering isn't configured to support the long URLs (queries) that the NDES service receives. If the device successfully reaches the NDES server to present the certificate request, the next step is to review the Intune Certificate Connectors policy module. On the Request Certificate page, select CEP Encryption, then click More information is required to enroll for this certificate. If you run into this, error, where the Wi-Fi profile on Android Enterprise work profile errors out constantly, simply add a SAN with a UPN attribute to your Device base certificate SCEP profile like this: We will update this blog posted as we investigate this issue further and hope this helps with some advanced troubleshooting. This post should help you get the basic NDES infrastructure up and running to successfully deploy SCEP certificates for Intune managed devices. Click OK to close the Certificate dialog box, right-click the certificate, and then select All Tasks > Request Certificate with New Key. Validate that the Android device was sent the policy. When you open the NDESPlugin.log file, the log stops at Sending request to certificate registration point. In this scenario, you see the following entry in the Company Portal Omadmlog file: My name Saurabh Sarkar and I am an Intune engineer in Microsoft. In Intune, edit your SCEP certificate profile and copy the Server URL. Expand Local Policies, and then click User Rights Assignment. This process is similar to that of iOS. 7 min read . The information in this article can help you validate operation of the Network Device Enrollment Service (NDES) policy module that installs with the Microsoft Intune Certificate Connector. Nickolaj Andersen. Import the certificate to the local machine certificate store. On the NDES server, open IIS Manager and go to Application Pools. ems. Otherwise, it's an intermediate certificate. Restart the computer, and then try the connection from the device again. 08/28/2020; 11 minuutin lukuaika +2; Tässä artikkelissa. Certificates that Intune issues to establish trust with MDM managed devices and connectors, are renewed automatically every year upon connection to the Intune service. Troubleshoot the Microsoft Intune Certificate Connector policy module | Microsoft Docs. In Microsoft Intune, you can add third-party certificate authorities (CA), and have these CAs issue and validate certificates using the Simple Certificate Enrollment Protocol (SCEP). To do this, follow these steps on the NDES server: Use certlm.msc to open the local computer certificate store, expand Personal, and then click Certificates. In the case that your organization is not used SCEP/NDES for certificate distribution, but rather using PKCS certificates instead with the Intune Connector, this post is not for you. MET150. Look for an event that is similar to the following example, which means that the application pool crashes when a request is received: Common causes for an application pool crash: Cause 1: There are intermediate CA certificates (not self-signed) in the NDES server's Trusted Root Certification Authorities certificate store. SCEPman is an Azure App Service providing the SCEP and Intune API, using Azure Key … After CAPI2 logging is enabled, reproduce the problem, and examine the event log to troubleshoot the issue. ), Restart the NDES IIS App Pools or execute. 3 comments. Status code of 500: The IIS_IURS group might lack correct permissions. If the installation was successful and you continue to receive the General NDES message, run the iisreset command to restart IIS. The service is unavailable", I receive "HTTP 414 Request-URI Too Long", Intune Certificate Connectors policy module, Received '200 OK' when sending GetCACaps(ca) to, Signing pkiMessage using key belonging to [dn=CN=; serial=1], Attempting to retrieve issued certificate. Resolution: Configure support for long URLs. To identify all intermediate certificates in the Trusted Root Certification Authorities certificate store, run the following PowerShell cmdlet: Get-Childitem -Path cert:\LocalMachine\root -Recurse | Where-Object {$_.Issuer -ne $_.Subject}. I have a YouTube channel ‘EverythingAboutIntune’ and you can subscribe to the same to learn more about Microsoft Intune. Certificate. Certificate deployment for mobile devices using Microsoft Intune – Part 5 – Deploy SCEP Certificate profile. This support is configured when you configure the NDES service for use with your infrastructure for SCEP. Export the Exchange Enrollment Agent (Offline request) certificate from the current user certificate store. The configuration looks correct but on the mobile devices there are no certificates deployed. SCEPMan Abstract. Resolution: Unlock the account or reset the password. This article series describes the different parts necessary to create an Always On VPN User tunnel based on Enterprise PKI certificates distributed through Intune with a SCEP Certificate Profile. In the Certificate Enrollment dialog box, click Next, and then click More information is required to enroll for this certificate. We need to: Create an Active Directory service account that the NDES service will run as; Create an Active Directory group named e.g. It’s been a while since this series started, but let’s continue. After you renew an expired certificate, new certificates can't be assigned to the devices. When you browse to the SCEP server URL, you receive the following error: This issue is usually because the SCEP application pool in IIS isn't started. Following are the high-level tasks list for deploying SCEP Profile to iOS Devices:-Create and Deploy iOS Root CA certificate using Intune Azure Portal Locate the SCEP application pool and confirm it's started. Intune SCEP HTTP Errors – AAD App Proxy Errors 504 Gateway Timeout. In the Certificate Export Wizard, select Yes, export the private key. To contact the NDES server, the device uses the URI from the SCEP certificate profile. This mostly occurs if the AAD App Proxy connector is not in Running state or the Server which hosts the connector has gone offline. The URL should resemble https://contoso.com/certsrv/mscep/mscep.dll. Installing the NDES environment can be done according to the blog of Pieter Wigleven. Android. It seems as though there is an issue with the intune SCEP profile for iOS. If the SCEP application pool isn't started, check the application event log on the server: On the device, run eventvwr.msc to open Event Viewer and go to Windows Logs > Application. On the device, a private key is generated and the Certificate Signing Request (CSR) and challenge are passed from the device to the NDES server. Then, enter a Name. When you enroll for the Exchange Enrollment Agent (Offline request) certificate, it must be done in the user context. This result indicates the URL is functioning … Unique SCEP certificate to be deployed for the different profiles – Email, VPN, and Wi-Fi. Original KB number:   4045957. PFX Certificate Connector for Microsoft Intune. After removing certificates and restarting the server, run the PowerShell cmdlet again to confirm there are no intermediate certificates. Resolution: If the MSCEP-RA certificates are expired, reinstall the NDES role or request new CEP Encryption and Exchange Enrollment Agent (Offline request) certificates. 01/30/2020. When you browse to the SCEP server URL, you receive the following error: HTTP 414 Request-URI Too Long. For example, you may have a requirement where. Click here to configure settings. Troubleshoot the NDES policy module in Microsoft Intune. There is a solution called SCEPman | Intune SCEP-as-a-Service build by Glück & Kanja Consulting AG available in the Azure Marketplace.All it needs is an active Azure Subscription. Tags: Android Enterprise. Mscep.dll is an ISAPI extension that intercepts incoming request and displays the HTTP 403 error if it's installed correctly. If so, exclude the NDES server from the Group Policy and remove the intermediate certificates again. microsoft-intune. Before we get started with creating any certificate templates, we need to perform a few different tasks. To fix this problem, set the NDES policy module to use the new certificate. This article references Step 1 of the SCEP communication flow overview. However my windows devices are working fine and received all 3 profile certificates ( Root,Intermediate and SCEP). If you receive a warning message about the unicode format, click OK. The specific criteria can be on the Certificate Template or in the SCEP profile. When the device contacts IIS, an HTTP GET request for mscep.dll is logged. 3- The ‘Purpose’ of the certificate template as viewed in the CA. There are 3 certificate profiles available in Intune, and those are TRUSTED Certificate, SCEP Certificate, and PKCS certificate. Select SCEP certificate as Profile type. Check the expired certificates on the NDES server, copy the Subject information from the certificate. In Intune, edit your SCEP certificate profile and copy the Server URL. You use Microsoft Intune to assign Simple Certificate Enrollment Protocol (SCEP) certificates to devices that you manage. Use the following information to determine if a device that received and processed an Intune Simple Certificate Enrollment Protocol (SCEP) certificate profile can successfully contact Network Device Enrollment Service (NDES) to present a challenge. Please remember to mark the replies as answers if they help. Welcome to today’s article Intune SCEP Deep Dive.This is the 3rd article of the series Intune PKI Made Easy With Joy.. Additionally, if you enable CAPI2 logging on the Network Device Enrollment Service (NDES) server, you receive the following error message: A required certificate is not within its validity period when verifying against the current system clock or the timestamp in the signed file. Review the devices OMADM log. Choose Profile and click Create profile. lacranda. If you don't receive that error, select the link that resembles the error you see to view issue-specific guidance: When you browse to the SCEP server URL, you receive the following Network Device Enrollment Service message: Cause: This problem is usually an issue with the Microsoft Intune Connector installation. Reopen the text file, copy the thumbprint, and then paste it to the value of the following registry subkey: Don't copy any additional characters, such as the question mark at the beginning of the file. In the following example, Installation completed successfully and Installation success or error status: 0 indicate a successful installation: If the installation fails, remove the Microsoft Intune Connector and then reinstall it. Brief Background: The concept of using certificates. The values in all the above 3 locations need to be corresponding for a successful certificate delivery. When you browse to the SCEP server URL, you receive the following error: Cause: This issue occurs when the SCEP external URL is incorrect in the Application Proxy configuration. Expand Personal, right-click Certificates, then select All Tasks > Request New Certificate. Prerequisites Deploy an Offline Root CA Deploy an Enterprise Subordinate CA Deploy an Network Device Enrollment Service (NDES) with Intune Connector Deploy Routing and Remote Access […] You use Microsoft Intune to assign Simple Certificate Enrollment Protocol (SCEP) certificates to devices that you manage. The result should be: HTTP Error 403.0 – Forbidden. Expand Applications and Services Logs > Microsoft > Windows > DeviceManagement-Enterprise-Diagnostic-Provider > Admin. Click Settings. In this post, we shall get an overview of certificate deployment via Intune and discuss the similarities and differences between SCEP ans PKCS. Certificate deployment for mobile devices using Microsoft Intune – Part 5 – Deploy SCEP Certificate profile; Prerequisites. On the Request Certificate page, select Exchange Enrollment Agent (Offline request), then click More information is required to enroll for this certificate. See The HTTP status code in IIS 7 and later versions for information about less common error codes. Use the following steps to test the URL that is specified in the SCEP certificate profile. The following is an example: Review the devices debug log. When you open the NDESPlugin.log file, the log stops at Sending request to certificate registration point. Click here to configure settings. There may be a scenario where you require to use different templates to deploy different SCEP certificates to your Intune managed endpoints. Both examples contain a status 200, which appears near the end: fe80::f53d:89b8:c3e8:5fec%13 GET /certsrv/mscep/mscep.dll/pkiclient.exe operation=GetCACaps&message=default 80 - fe80::f53d:89b8:c3e8:5fec%13 Mozilla/4.0+(compatible;+Win32;+NDES+client) - 200 0 0 186 0. fe80::f53d:89b8:c3e8:5fec%13 GET /certsrv/mscep/mscep.dll/pkiclient.exe operation=GetCACert&message=default 80 - fe80::f53d:89b8:c3e8:5fec%13 Mozilla/4.0+(compatible;+Win32;+NDES+client) - 200 0 0 3567 0. This article fixes an issue in which you can't assign Simple Certificate Enrollment Protocol (SCEP) certificates to devices in Microsoft Intune after you renew an expired certificate. The URL should resemble https://contoso.com/certsrv/mscep/mscep.dll. Click Device Configuration. Resolution: Remove intermediate certificates from the Trusted Root Certification Authorities certificate store, and then restart the NDES server. You’ll want to know what they are and why you need to pay attention to them. In this post, we shall get a complete overview on how to setup NDES and SCEP for certificate deployment via Intune. In Certificate Properties, click the Subject tab, fill the Subject name with the information that you collected during step 2, click Add, then click OK. Open the Certificates MMC for My user account. We've sent out a message center post asking you to take a one time action related to the certificate renewal to get these certificates renewed before April 21. The following values are set as DWORD entries: You have Azure AD Application Proxy configured. Click Add User or Group…, enter IIS_IURS in the Enter the object names to select box, and then click OK. On the device, run eventvwr.msc to open Windows Event Viewer. On the NDES server, open the most recent IIS log file found in the following folder: %SystemDrive%\inetpub\logs\logfiles\w3svc1. Intune Overview of Certificate Deployment via Intune and comparison between SCEP vs PKCS. Open the Certificates MMC for Computer account. After this setup the deployment of the certificates did not work entirely. IIS logs include the same type of entries for all platforms. Cause 4: The NDESPolicy module certificate has expired. The result should be: HTTP Error 403.0 – Forbidden. Next, to finally deploy the device certificates you have to create a SCEP certificate profile in Intune: Navigate to Microsoft Intune. Double-click the new certificate, and then click the Details tab in the Certificate dialog box. Each has its own uses and requirements. Resolution: Use the default domain of yourtenant.msappproxy.net for the SCEP external URL in the Application Proxy configuration. These certificates will expire on April 21, 2018. Look for entries that resemble the following, which are logged when the device connects to NDES: On a Windows device that is making a connection to NDES, you can view the devices Windows Event Viewer and look for indications of a successful connection. To request new certificates, follow these steps: On the Certificate Authority (CA) or issuing CA, open the Certificate Templates MMC. In Certificate Properties, click the Subject tab, fill the Subject name with the information that you collected during step 2, click Add. configuration. Look for entries that resemble the following, which are logged when the device connects to NDES: Key entries include the following sample text strings: The connection is also logged by IIS in the %SystemDrive%\inetpub\logs\LogFiles\W3SVC1\ folder of the NDES server. Intune SCEP HTTP Errors – AAD App Proxy related HTTP Errors – 504 Gateway Timeout – App Proxy Diagnostic Reports Resolution: Examine the SetupMsi.log file to determine whether Microsoft Intune Connector is successfully installed. high. At an elevated command prompt, run the following command. SCEPman is a fully unattended Certificate Authority using Azure Key Vault for Microsoft Intune based certificate deployment. Cause 1: The NDES service account is locked or its password is expired. See Status code 500, later in this article. See Test the SCEP server URL later in this article to help validate the configuration. Hi, Have you got this issue resolved now? This problem occurs because the NDES policy module still uses the thumbprint from an expired client authentication certificate. If the connection request isn't logged at all, the contact from the device might be blocked on the network between the device and the NDES server. 2019-03-13. Cause 2: The MSCEP-RA certificates are expired. If so could you please share the solution with us? Resolution: Update the reference with the thumbprint of a valid certificate. The HTTP status code in IIS 7 and later versions, I receive a general Network Device Enrollment Service message, I receive "HTTP Error 503.
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