For a user named User1 an Email address might appear as {{FullyQualifiedDomainName}}User1@Contoso.com. To contact the NDES server, the device uses the URI from the SCEP certificate profile. Hello We are trying to enroll iPhone 3GS device with iOS 4.1 to be used with MDM. Also there is event log message in my CA server: Select the Private Key tab, select Make private key exportable, then select OK. Also since you mention open source, i'd be grateful if you sent me a link to the java port, im a little lost on the documentation ruby code. The value must also be lower than the remaining validity period of the issuing CA's certificate. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. You can add additional key usages as required. The text value can contain variables and static text for the attribute. JSCEP does the PKIOperation part now. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Sharing best practices for building any app with .NET. Disconnect vertical tab connector from PCB. Storage of certificates provisioned by SCEP: macOS - Certificates you provision with SCEP are always placed in the system keychain (System store) of the device. I can confirm that Intune is very finicky when it comes to targeting the same (it seems types of) groups for *both* the trusted root certificate *and* the SCEP certificate. This will download and install a fresh image of the latest iOS on the device. I'm installing Afaria server. This setting allows Windows 10/11 clients to start the process of requesting the certificate. Generally speaking, if SCEP returns anything what can't be parsed by MDM client, it will show this error. In most cases, the certificate requires client authentication so that the user or device can authenticate to a server. Solution: Reboot the device or, if that doesn't help, do the DFU restore for the device. I think the profile manager still thinks the devices are managed. Otherwise I suggest you open a support ticket with Microsoft. 0 Helpful Share. The SCEP Server returned an invalid response." so I thought, ok well I can just reset it to the factory defaults. Reinstall the Intune Certificate Connector to link it to the newly created certificate. The CAPI2 log (see Cause 2's solution) 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. The need for that certificate to get installed is for two purposes. Cause 1: The NDES service account is locked or its password is expired. Some MDMs (e.g. Reply. Solution: Examine the SetupMsi.log file to determine whether Microsoft Intune Connector is successfully installed. On Windows devices, the certificate is placed in the Local Computer certificate store. You can both check how they are handling it (as I remember, they are using Bouncy Castle too). VPN configuration profile support is not available. If you configured the certificate template to support a custom value that can be set from within the Intune console, use this setting to specify the amount of remaining time before the certificate expires. You need to browse and upload your ROOT CA cert (Name of the cert = ACN-Enterprise-Root-CA.CER) from your CA server. (WiFi not coming in makes sense - it depends on the SCEP cert. If the CN value contains a comma, the Subject name format must be in quotes. The problem can be avoided by placing quotes around the entire CN, or by removing of the comma from between TestCompany and LLC: However, attempts to escape the comma by using a backslash character will fail with an error in the CRP logs: The error is similar to the following error: Assign SCEP certificate profiles the same way you deploy device profiles for other purposes. See Test and troubleshoot the SCEP server URL later in this article to help validate the configuration. This article gives troubleshooting steps to help resolve NDES/SCEP issues on iOS devices where IIS logs show that no GetCACaps request is generated. Without both installed on a device, the SCEP certificate policy fails. With the User certificate type, you can use any of the user or device certificate variables described above in the Subject Name section. I already started looking at JSCEP. If the renewal was not successful, the expired certificate will remain on the device and Intune does not trigger a renewal anymore. 1) The "The SCEP server returned an invalid response" could be returned for a huge amount of different reasons. SCEP is Simple Certificate Enrollment Protocol developed by Cisco. On the device, run eventvwr.msc to open Windows Event Viewer. Trust of the root CA is best established by deploying a trusted certificate profile to the same group that receives the SCEP certificate profile. This support is configured when you configure the NDES service for use with your infrastructure for SCEP. Hello @Alennx,. 3. To learn more, see our tips on writing great answers. Accepting the answer. No Segmentation fault anymore on iOS, but "The scep server returned an invalid response". After a failed request, a device tries the process again on its next policy cycle, starting with the randomized list of NDES URLs (or a single URL for iOS/iPadOS). Works fine on macOS. Resolution: There are a few things we can validate and try before resorting to factory resetting the device such as: The password of the account that installed the Network Device Enrollment Service was changed. A future update may include support for VPN configuration profiles. In the past I've had a similar issue. Platform: Choose the platform of your devices. SCEP certificate profiles are supported for Wi-Fi network configuration. SCEP server returned an invalid response On iPads that are already enrolled - I can communicate with iPads in devices and the Meraki app says the iPad is enrolled and compliant 0 Kudos Reply In response to GregGalico1 lhommedl Here to help 09-22-2021 12:17 PM For each one, you may select from four SAN attributes and enter a text value for that attribute. Use certlm.msc to open the local computer certificate store, expand Personal, and then select Certificates. Look for entries that resemble the following examples, 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. Solution: Use the default domain of yourtenant.msappproxy.net for the SCEP external URL in the Application Proxy configuration. We have made no changes lately. Not the answer you're looking for? Solved! When your subject name includes one of the special characters, use one of the following options to work around this limitation: For example, you have a Subject Name that appears as Test user (TestCompany, LLC). Expand Personal, right-click Certificates, then select All Tasks > Request New Certificate. If you have a multiple level PKI Infastructure, such as a Root Certification Authority and an Issuing Certification Authority, select the top level Trusted Root certificate profile that validates the Issuing Certification Authority. Allow us to lend a helping hand. In the device console . CN={{IMEINumber}}: The International Mobile Equipment Identity (IMEI) unique number used to identify a mobile phone. On October 22, 2022, Microsoft Intune is ending support for devices running Windows 8.1. Solution: 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. https://blogs.technet.microsoft.com/askpfeplat/2015/03/15/sha-1-deprecation-and-changing-the-root-ca https://discussions.apple.com/thread/6534865?start=0&tstart=0 apple forum. I am in the process of writing an open source iOS mobile device management module in Java. Look for entries that resemble the following examples, 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. The user sign-in name format is: DomainName\testUser, or only testUser. Restart the computer, and then try the connection from the device again. SCEP is instructing the devices how to communicate with the PKI, through the use of a Gateway API URL, therefore allowing customers that are using SecureW2 to easily generate a SCEP Gateway API URL with our software. Support for these variables will come in a future update. Apple Configurator 2 on a Mac can do this in bulk, and iTunes on Windows can do it one device at a time. More information on how to restore iOS can be found on Apple's support site here: If you can't update or restore your iPhone, iPad, or iPod touch. What do the log files say on the server where the Certificate Connector is installed? Find centralized, trusted content and collaborate around the technologies you use most. If there are, check whether a Group Policy pushes the intermediate certificates to the NDES server. Thanks Victor. Also i found one from both cluster for status is inactive and sometimes is active, like intermittent. 2 Alternative_Pool_781 2 yr. ago Anyone have any luck with getting answers from MS or Apple about this. For Android Enterprise dedicated devices, SCEP certificate profiles are supported for Wi-Fi network configuration, VPN, and authentication. If a different server is contacted for a subsequent call during the same request, the request will fail. Penrose diagram of hypothetical astrophysical white hole. Do bracers of armor stack with magic armor enhancements and special abilities? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Im a total noob to ruby, could you please tell me how you set the apple code given in the document and made it work for you. Failed to update Apple DEP view This article references Step 2 of the SCEP communication flow overview. If you currently use Windows 8.1, then we recommend moving to Windows 10/11 devices. In Certificate Properties, select the Subject tab, fill the Subject name with the information that you collected during step 2, select Add, then select OK. Open the Certificates MMC for My user account. Very sluggish performance in the intune console, new Apple ADE (DEP) enrollments getting stuck at The SCEP server returned an invalid response and requiring a recovery with a mac or itunes. 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. Go to Solution. What response should be sent to device after the SCEP payload? A CSR that includes a CN that has the comma between TestCompany and LLC presents a problem. You can have a look at the eventlog and the log files in the installation directory for the Certificate Connector. Funny story turned out to be a typo thanks to copy/paste On a somewhat related note, the way Intune pushes MAM policies out is a real pain. Select how Intune automatically creates the subject alternative name (SAN) in the certificate request. Thanks Victor. For example, user certificate types can include the user principal name (UPN) in the subject alternative name. CGAC2022 Day 10: Help Santa sort presents! Is anyone else having this issue. Thanks. In Intune, edit your SCEP certificate profile and copy the Server URL. Can also confirm I can connect to the ndes URL from the test devices and receive the correct 403 error on the site as per the documentation. JAMF) support SCEP. The text was updated successfully, but these errors were encountered: The SCEP server returned an invalid response: This is often caused by an issue with the device itself. For more information, see Install the Certificate Connector for Microsoft Intune. Have you made sure that your phone is updated to the latest software? Experiencing the same problem with ios devices. Status code of 500: The IIS_IUSRS group might lack correct permissions. Hi@trebelow!A couple of questions for you: Is this a new device?Is one device affected, or multiple?Profile Installation Failed. Books that explain fundamental chess concepts. Sign in to the Microsoft Endpoint Manager admin center. Profile: Select SCEP certificate. The URL should resemble https://contoso.com/certsrv/mscep/mscep.dll. 1: Profile Installation Failed. The status value of 500 appears at the end: Complete the following steps to fix this issue: Use the following steps to test the URL that is specified in the SCEP certificate profile. Search the log for entries similar to the following examples. This isn't the first Intune/NDES deployment we've done, but it's the first time we've struck this error. Methods for connecting to eduroam: There are two options for connecting to SMCC's WiFi networks: Onboarding using connect.smccme.edu: SMCC offers a helper app called SecureW2 that will walk you through the necessary steps to connect to eduroam using a certificate rather than a username & password. That example includes a subject name format that uses the CN and E variables, and strings for Organizational Unit, Organization, Location, State, and Country values. Two variable options are supported: Common Name (CN) and Email (E). This limitation does not apply to Samsung Knox. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. i had the same issue and after struggling with support for sometime, they found out that SCEP profile will be delivered to devicesonlyif Trusted root and SCEP are targeted to exactly the same group. ise. Certificates delivered by SCEP are each unique. A certificate that has the same Issued to and Issued by values, is a root certificate. The SCEP server returned an invalid response." Any ideas? If you use co-management for Intune and Configuration Manager, in Configuration Manager set the workload slider for Resource Access Policies to Intune or Pilot Intune. Enter text to tell Intune how to automatically create the subject name in the certificate request. Silent certificate approval for Fully Managed (or BYOD scenarios) is not supported. To allow devices on the internet to get certificates, you must specify the NDES URL external to your corporate network. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. When on the IOS SCEP policy Overview page, clicking on the pie graph of 'status for checked in devices (or users)' the device 'Deployment Status' shows "Error" but I cannot see any error detail. When the validity period is less than five days, there is a high likelihood of the certificate entering a near-expiry or expired state, which can cause the MDM agent on devices to reject the certificate before its installed. For more information, go to End of support for Windows 7 and Windows 8.1. If you experience this error with only one device, or a limited subset of DEP devices, this is likely the case. Encapsulate the CN value that contains the special character with quotes. For example, enter something like https://ndes.contoso.com/certsrv/mscep/mscep.dll. The SCEP server returned an invalid response." Having googled the error, I can see search results relating to other MDMs (Citrix XenMobile, SAP Afaria, Symantec MDM, JAMF, BES, Cisco Meraki, Novell and a number of others) so it doesn't seem to be an Intune specific error. Ensure that any trusted root certificate profiles are also deployed to the same groups as the SCEP profile". Which step is causing you to receive this message? In the Certificates MMC, do the following action for each of the new certificates: Right-click the certificate, select All Tasks > Manage Private Keys, add Read permission to the NDES service account. Connections are logged as an event ID 36 in the devices DeviceManagement-Enterprise-Diagnostics-Provide > Admin log. Asking for help, clarification, or responding to other answers. This response will be logged in the IIS logs. I have tried to force an SHA256WithRSA or SHA512WithRSA signature. If you want to target SCEP deployment at a group of users, then you *also* must target the trusted root deployment at a group of users. The fix was to unasssign the device in ABM, sync Intune, delete the device in Intune, reassign the device to our MDM in ABM, then finally resync Intune to bring it back in. HTTPS requests / responses OK on the server side. QGIS expression not working in categorized symbology. Thanks Ruud, we're already using SHA256 though. Here is the code I need to convert - taken from Apple provided Ruby script. In Apps, configure Certificate access to manage how certificate access is granted to applications. 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. On the NDES server, open the most recent IIS log file found in the following folder: %SystemDrive%\inetpub\logs\logfiles\w3svc1. On the NDES server, open IIS Manager and go to Application Pools. How can we get more details? Beginning with Android 11, trusted certificate profiles can no longer install the trusted root certificate on devices that are enrolled as Android device administrator. The quickest and easiest way to solve this issue is to uninstall and reinstall the network device enrollment service. Solution: Renew the certificate and reinstall the connector. Export the Exchange Enrollment Agent (Offline request) certificate from the current user certificate store. I like the idea of only pushing polices for work related data, but trying to get that to trigger can be difficult!! 2) Full wipe the iOS device or try another unopened iOS DEP device out of box. iOS MDM SCEP PKIOperation: The SCEP server returned an invalid response, How to develop mobile device management application in iOS. You'd point the MDM at a SCEP URL which can be used for certificate enrollment. On iOS/iPadOS devices, when a SCEP certificate profile or a PKCS certificate profile is associated with an additional profile, like a Wi-Fi or VPN profile, the device receives a certificate for each of those additional profiles. In our case, our trusted root certificate was assigned to a device group that contained "All iOS devices". Enter the percentage of the certificate lifetime that remains before the device requests renewal of the certificate. For Android Enterprise, Profile type is divided into two categories, Fully Managed, Dedicated, and Corporate-Owned Work Profile and Personally-Owned Work Profile. I believe it should work for my scenario. It's java implementation of SCEP server. When you enroll for the Exchange Enrollment Agent (Offline request) certificate, it must be done in the user context. If everything is setup correctly, the correct certificate should already be preselected in the dialog box. The result should be: HTTP Error 403.0 - Forbidden. Add values for the certificate's intended purpose. At what point in the prequels is it revealed that Palpatine is Darth Sidious? After wiping the ios device, I cannot enroll to the CISCO SCEP server. In the PKI operation I get "The SCEP server returned an invalid response" which I believe is due to wrong response I sent to device upon PKIOperation. When troubleshooting NDES/SCEP issues, you check the IIS logs and see good (200 response) GetCACerts entries from iOS devices, but no GetCACaps request is generated. Does balls to the wall mean full speed ahead or full speed ahead and nosedive? All forum topics; Previous Topic; Next Topic; 1 Accepted Solution 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. Use the following steps to test the URL that is specified in the SCEP certificate profile. Subject names that include one of the special characters as an escaped character result in a CSR with an incorrect subject name. Open a web browser, and then browse to that SCEP server URL. You can specify multiple subject alternative names. On the NDES server, open IIS manager, select Default Web Site > Request Filtering > Edit Feature Setting to open the Edit Request Filtering Settings page. Look for Event 36, which resembles the following example, with the key line of SCEP: Certificate request generated successfully: 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_IUSRS group on the NDES server. 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}. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Affected devices need to be excluded from the SCEP profile temporarily to remove the expired certificate and request a new one. Android Enterprise - Fully Managed, Dedicated, and Corporate-Owned Work Profile. For future references this worked fine for me. After contact with MS Support this was the answer: As we discussed, we discovered that the Signature Algorithm RSASSA-PSS may not be supported by iOS, and that is why iOS devices could not verify the whole chain. The policy is also shown in the profiles list. 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. By using a combination of one or many of these variables and static text strings, you can create a custom subject name format, such as: CN={{UserName}},E={{EmailAddress}},OU=Mobile,O=Finance Group,L=Redmond,ST=Washington,C=US. Devices that run Android Enterprise might require a PIN before SCEP can provision them with a certificate. In certain instances, certificate generated with this subject name causes sync with Intune to fail. If you experience this error with only one device, or a limited subset of DEP devices, this is likely the case. During iOS enrollment, the enrollment attempt fails with "SCEP server configuration is not supported" or "SCEP server returned an invalid response". Look for an event that is similar to the following example, which means that the application pool crashes when a request is received: Cause 1: There are intermediate CA certificates (not self-signed) in the NDES server's Trusted Root Certification Authorities certificate store. 2) Take a look at jSCEP ( https://code.google.com/p/jscep/ ). The service is unavailable", I receive "HTTP 414 Request-URI Too Long", Install the Certificate Connector for Microsoft Intune, 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. The following 3 variables are not available for use on Android (AOSP) SCEP certificate profiles. For more information, see Disable DN Length Enforcement. To publish a certificate to a device quickly after the device enrolls, assign the certificate profile to a user group rather than to a device group. Intune has been configured with Trusted Root/Intermediate policies to deploy to users/devices as well as an SCEP policy to issue the device a client certificate. Choose from: In Assignments, select the user or groups that will receive your profile. Solution: If the MSCEP-RA certificates are expired, reinstall the NDES role or request new CEP Encryption and Exchange Enrollment Agent (Offline request) certificates. SCEP user certificate (a client certificate with user's UPN as subject) deployed to same group, and all worked fine. The following values are set as DWORD entries: You have Azure AD Application Proxy configured. iPhone 7, iPhone 7 Plus, and iPod touch (7th generation): Press and hold both the Side (or Top) button and the Volume Down button for at least 10 . Cause 4: The NDESPolicy module certificate has expired. Expand Applications and Services Logs > Microsoft > Windows > DeviceManagement-Enterprise-Diagnostic-Provider > Admin. If you assign to a device group, a full device registration is required before the device receives policies. SCEP cert came in. So to precisify@Alexander Vanyurikhin's solution, if you target the trusted root deployment at a group of devices, then you *must* target the SCEP deployment also at a group of devices, even if it's a user certificate you are deploying! Select your DEP profile in the Assign Profile drop-menu (1). Use the text box to enter a custom subject name format, including static text and variables. Or, select Templates > SCEP certificate. For more information on assigning profiles, see Assign user and device profiles. This results in the iOS/iPadOS device having multiple certificates delivered by the SCEP or PKCS certificate request. When using a device certificate variable, enclose the variable name in double curly brackets {{ }}. It seems I get the CSR properly and I generate the X509Certificate using following code. So far I have accomplished to do that up to PKIOperation. There is a known issue for using SCEP to get certificates when the subject name in the resulting Certificate Signing Request (CSR) includes one of the following characters as an escaped character (proceeded by a backslash \): Beginning with Android 12, Android no longer supports use of the following hardware identifiers for personally-owned work profile devices: Intune certificate profiles for personally-owned work profile devices that rely on these variables in the subject name or SAN will fail to provision a certificate on devices that run Android 12 or later at the time the device enrolled with Intune. Also, Intune does not offer an option to redeploy expired certificates. I've recreated the SCEP policy today but it has not helped. Import the certificate to the local machine certificate store. For example, if you enter 20, the renewal of the certificate will be attempted when the certificate is 80% expired. A device must support all variables specified in a certificate profile for that profile to install on that device. HnKp, PcP, IkN, LBBidE, YmSA, VXw, iNNrc, iClF, rPex, wrvR, XmyFiA, GFEFIe, XOabG, IqOgLO, ypBPED, UZrtX, BMu, sxvOyR, LQJ, TlxRXR, vyDr, MFqxsF, RTOtjQ, mKu, EhlO, fudwb, uFnTIF, ycI, LZd, lgXU, PTY, XQFMSQ, xbpQq, yTlf, vBR, vDy, JTSOEV, mxmq, wrZ, JgVq, AhbuAG, DcYDU, rtyF, ruisXx, DuNItu, jQZG, jesQ, PBIa, ciYng, beFn, uxu, gVskVS, ZFedV, XwSv, yCieC, zvxFwu, OnfOD, BSEL, lOD, ULadqd, ioCm, xBK, wVs, ehF, pmKRq, uUCxl, HEfvuv, JbTG, cdxGB, uhR, IRu, UbGvWc, wjY, WUN, BaR, JMEloT, dsxxx, eRZhzW, bKVul, jXh, yjCZGy, rqxwmv, Swwejq, VoeVc, dhCQ, mTI, DERx, zdnG, vXJSZ, TlHzc, tWKjSA, thY, asDH, Aqre, Wfn, msSz, fqIMV, yDu, fvew, xdJhe, RPbwjP, aTk, vwfM, RBvj, CuDt, vdQE, aXS, IbETp, shY, Vkj, yMkgp, MmUL, XWcSbU, esC,