Synology kerberos authentication. Transferring over host name uses Kerberos 5 authentication.

Synology kerberos authentication. Oct 9, 2013 · According to the press releases of Synology DSM4. With Synology Directory Server, you can securely develop a directory database, manage user Jan 24, 2022 · Have a Synology NAS running DSM 7. Was this article helpful? This change seems to be causing problems with access from my Linux boxes, and I suspect that it's related to the addition of 'krb5i' for Kerberos authentication. Can we get Synology to support the latest Kerberos encryption standards? May 3, 2023 · What you would specifically need to look for is SAML. I highly recommend using SMB/Samba instead of NFS, Arch supports it just fine and it has actual authentication. 0 for login (FreeIPA/LDAP are running on a separate server from the DS). This makes it easier to manage computers and devices running Synology Synology NAS provides options to import an existing Kerberos key. Exempt this account from Kerberos preauthentication At the Profile tab, you can configure the following settings: Apr 1, 2021 · It supports user/group management, group policies, multiple directory servers (i. Jun 4, 2025 · This article guides you through the steps to mount a Synology NFS shared folder on a Linux client with the Kerberos option when a Windows server has been set as the Kerberos server. Users login to the Windows domain controller on their windows machines but access some shares on the synology. To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to File Services > NFS > Enable NFS service > Advanced Settings > Kerberos Settings. 2-3211, and am trying to hook it up to the LDAP server in FreeIPA 3. Was this article helpful? Synology NAS provides options to import an existing Kerberos key. Once imported successfully, NFS clients can use the Kerberos authentication protocol to connect to the Synology NAS. To use this protocol, you must have a Synology NAS with SSO Server installed. Jan 7, 2024 · This article serves as a comprehensive guide on exporting folders from a Synology NAS via NFSv4, incorporating advanced security features like Kerberos V5 authentication, integrity checksums, and Jun 4, 2025 · Kerberos est un protocole réseau qui authentifie les requêtes de service entre deux hôtes ou plus sur un réseau non fiable. Adding the Domain Computers and Domain Controllers to file shares results in 'correct' transfer Synology Directory Server Synology Directory Server allows you to manage domain accounts and resources over Samba. With Synology Directory Server, you can securely develop a directory database, manage user policies, Kerberos-based authentication, and the deployment of diverse client devices. My network is extremely simple, having a few clients, a DiskStation, and a VM on the DiskStation. To change Kerberos encryption types, you can take a look at “Computer Configuration > Policies > Windows Settings > Security Settings > Local Policies > Security Options > Network security: Configure encryption types allowed for Kerberos” in your GPO. The official FreeIPA docker container is poison though Synology NAS provides options to import an existing Kerberos key. 0 framework. Dec 9, 2021 · Hi all, Pretty obscure one here… I have a Synology joined to a Windows domain with IWA (integrated windows authentication) enabled. Mar 4, 2025 · Learn how to enable Kerberos Authentication in Exchange Server on-premises to reduce loads and better security. Was this article helpful? Sep 13, 2021 · Synology Knowledge Center offers comprehensive support, providing answers to frequently asked questions, troubleshooting steps, software tutorials, and all the technical documentation you may need. Pour pouvoir se connecter au Synology NAS avec les parfums de sécurité Kerberos, l'authentification Kerberos doit être configurée en accédant à Services de fichiers > NFS > Activer le service NFS > Paramètres avancés > Paramètres Kerberos. Nov 21, 2022 · Hi, Is anyone else having issues with Synology Directory Services authenticating users after Windows 11 Pro computers update to the latest version of Windows 22H2 that was released this month, KB5019980? We're having to revert all of our machines to older versions due to authentication being completely broken. Manage Domain Client Settings View the basic information of your Synology NAS and the domain at Control Panel > Domain/LDAP > Domain/LDAP. Use DES encryption for this account: The credentials of this account will be encrypted through DES (Data Encryption Standard) during Kerberos authentication. Hosts for Kerberos Authentication If you use NFS 4. This makes it easier to manage computers and devices running Synology DSM, Linux, Windows, and deploy Windows Synology Directory Server Synology Directory Server allows you to manage domain accounts and resources over Samba. It provides a single sign-on architecture specifically for Synology devices. I have the AD SSO client provisioned on the Mac devices as per Apples Apr 26, 2016 · Where can I find more information about Synology Directory Server support for Kerberos-based authentication? Does Synology Directory Server now include its own Kerberos server, or is an external KDC still required? Aug 23, 2013 · I have a DS-213 running DSM 4. Ideally, Synology NAS can be joined to Azure AD in a similar fashion as a Windows 10 device, benefiting from the ability to use the Azure Active Directory domain for user authentication, and, if possible, fileshare / webdav permissions, without the need for setting up AAD Domain Services. However, at my new place of employment, the authentication infrastructure is a little different and I'm running into problems. Jul 6, 2018 · How to set up your Synology NAS DiskStationManager (DSM) for Samba and NFS with Kerberos using an external LDAP server To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to File Services > NFS > Enable NFS service > Advanced Settings > Kerberos Settings. I'm not using the directory server package on the DS, the Kerberos functionality of FreeIPA or trying to set that up at all, just LDAP users/groups. Click Settings to modify the basic information or other advanced settings. So, I'm wondering, using the Synology Domain Server on a NAS, can I configure it to accept certificates from a third party PKI to allow Kerberos authentication with PK INIT and use it with SMB? Kerberos is a network protocol that authenticates service requests between two or more hosts over an untrusted network. Synology SSO Synology SSO is a user authentication solution based on the OAuth 2. With the domain service set up by Synology Directory Server, you can securely store a directory database, manage user accounts, and deploy devices based on your organization structure. My issue is that from what I am reading from the Synology documentation is that Kerberos authentication is supported for the web interface. Aug 3, 2023 · Kerberos is a network protocol that authenticates service requests between two or more hosts over an untrusted network. Aug 5, 2024 · I'm fighting the blank userid issue as well. Oct 24, 2013 · Hi! Come and join us at Synology Community. To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to Win/Mac/NFS > NFS Service > Kerberos Settings. Transferring over host name uses Kerberos 5 authentication. Learn how to configure a secure NFS server that requires Kerberos, providing authentication, integrity and encryption to file transfers in Linux. Kerberos needs NTP to be working to be able to generate tickets but as you said, NTP is working fine there. But I cannot find any guidance anywher To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to File Services > NFS > Enable NFS service > Advanced Settings > Kerberos Settings. Unfortunately, there just isn’t anything out there that will support this. Set up your Synology NAS as an LDAP server to provide account authentication services. Was this article helpful? Solution: Transferring over IP address uses NTLM authentication. I’ve been successfully using NFS with Kerberos and ID mapping in my Synology Disk Station for some months and can confirm the KDC server must run in another machine. The instructions on Arch Linux pretty much cover it, assuming you learn the basics of Kerberos elsewhere. Was this article helpful? Jun 4, 2025 · Kerberos 是一种网络协议，可在不受信任的网络中对两个或多个主机之间的服务请求进行身份验证。本文将指导您在 Windows 服务器已设置为 Kerberos 服务器的情况下，如何在 Linux 客户端上以 Kerberos 选项挂载 Synology NFS 共享文件夹。 Synology Directory Server provides Active Directory (AD) domain service powered by Samba. I'm obviously not a technical expert on this May 4, 2023 · Hi! Come and join us at Synology Community. It supports commonly used Windows Active Directory features such as user accounts, group memberships, domain-joining Windows, Linux and Synology DSM, Kerberos-based authentication, and group policies. Configure Domain/LDAP Settings Once your Synology NAS has joined a directory, you can manage various settings for your directory client environment. We have tried wiping a computer and installing the same version from scratch with May 4, 2023 · Hi! Come and join us at Synology Community. Microsoft logs show authentication successful, but Synology continues to fail login due to blank username. Advanced features of file sharing, including SMB/CIFS and NFS, largely depend on the availability of Kerberos, and so I am trying to understand how I might add Kerberos without adding any hardware Synology Directory Server provides Active Directory (AD) domain service powered by Samba. May 4, 2023 · Hi! Come and join us at Synology Community. Azure AD is not any of those, which is why Microsoft has Nov 7, 2009 · - Mac clients joined to the domain always prompt for a password because Kerberos authentication to the NAS fails - With AD profile directories it seems Macs can't mount the users home directory on the NAS without Kerberos - Windows 7 clients have to be modified to downgrade authentication to NTLM or reduced strength encryption to connect To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to Win/Mac/NFS > NFS Service > Kerberos Settings. Jun 4, 2025 · Kerberos ist ein Netzwerkprotokoll, das Dienstanfragen zwischen zwei oder mehr Hosts über ein nicht vertrauenswürdiges Netzwerk authentifiziert. Windows devices can authenticate without an issue. What information and errors can we find among the events in the log on the domain controller. , domain controllers), Kerberos authentication, etc. Synology Directory Server Synology Directory Server provides Windows Active Directory (AD) domain service powered by Samba. I've joined several Synology NASes to AD at other employers in the past and had no issues whatsoever. How to detect tickets with RC4. Was this article helpful? To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to File Services > NFS > Enable NFS service > Advanced Settings > Kerberos Settings. Aug 2, 2021 · Hello All, Could anyone please share a documentation on how to enable/test Kerberos Authentication for SMB share access in windows 2019 server. lab. Return to the Terminal to complete Synology configuration ssh admin@synology. Apr 26, 2016 · Where can I find more information about Synology Directory Server support for Kerberos-based authentication? Does Synology Directory Server now include its own Kerberos server, or is an external KDC still required? Can I use Synology Directory to configure LDAP authentication on my web apps? So I have an SSO? Or should I have used LDAP or C2 Identity Server instead? Mar 29, 2023 · Kerberos privacy (krb5p): Perform Kerberos authentication and encrypt the NFS packets during data transfer, thus preventing malicious parties from tampering with NFS traffic or eavesdropping on NFS packets. TY Dec 12, 2022 · Muss man an der Synology noch was Umstellen damit die Authentifizierung über Kerberos läuft? Die NAS selber ist in der Domäne schon angemeldet, wüsste jetzt nicht was ich da noch machen soll. Ask a question or start a discussion now. How to find accounts that don't have AES enabled or AES keys exposed. NFS isn't secure, so limit the NFS server to specific IPs that need NFS access and that's about it. I am not a Kerberos expert, but I think this is a much older, much less secure standard (I think Windows 2000 era). For IT administrators, AD DS provides a secure and centralized platform to manage Synology NAS and other network resources. Feb 28, 2024 · In the first part, we focused on the theory of how the Kerberos protocol works and the choice of encryption type. The Provider-Consumer architecture is an ideal solution if you have multiple clients located in different physical areas. You may be able to find something that integrates web login using SSO credentials from a SAML idp, but this will not affect file-level access of file shares. This makes it easier to manage computers and devices running Synology Synology Directory Server Synology Directory Server provides Windows Active Directory (AD) domain service powered by Samba. Feb 9, 2014 · CIFS access works with Kerberos. Leverage Synology DiskStation Manager's (DSM) best-in-class technologies to shield your data against unauthorized access and provide a smooth user experience at the same time. With Synology Directory Server, you can securely develop a directory database, manage user Apr 1, 2021 · It supports user/group management, group policies, multiple directory servers (i. Cet article vous guide à travers les étapes pour monter un dossier partagé NFS Synology sur un client Linux avec l'option Kerberos lorsque le serveur Windows a été défini comme serveur Kerberos. . Hit Finish Take a note of the Principal now displayed underneath the Kerberos settings button. Apr 15, 2013 · Synology Directory Server provides Active Directory (AD) domain service powered by Samba. Actually, in the Tab with NFS settings, there is a button for Kerberos settings. 0. Will this affect Synology devices that are joined to a Domain? IE, the synology can assign share permissions to Windows Domain users when creating the share. It supports commonly used Windows Active Directory (AD) features, such as organizational units (OUs), group policies, Kerberos authentication, and the deployment of diverse client devices. Sep 26, 2022 · Hi! Come and join us at Synology Community. During the restore and upgrade process to DSM 7 - we had to actually make manual changes post restore to even get directory server working again including granting users access to the SMB service and deleting old DNS records on the DNS server within the Synology that Apr 1, 2021 · It supports user/group management, group policies, multiple directory servers (i. There are plenty of benefits of joining Synology NAS to an AD domain (hereafter "domain"). loc@LAB. Below I describe how I configured NFSv4 + Kerberos on the Synology NAS and my Linux client in order to work properly with regards to file ownership and permissions. Synology Directory Server provides Active Directory (AD) domain service powered by Samba. Synology Knowledge Center offers comprehensive support, providing answers to frequently asked questions, troubleshooting steps, software tutorials, and all the technical documentation you may need. Sep 18, 2018 · Is Synology NAS supposed to support Kerberos SSO for SMB shares when joined to an AD domain? I cannot find any reference to it in the DSM manual, it only talks about being able to login with domain (LDAP) credentials when joined to a domain. By following these steps, you can ensure that NFS data transfer is encrypted and secure. Jan 15, 2025 · And Kerberos itself support either password based authentication, or certificate based authentication using PK INIT. Mar 29, 2023 · Kerberos privacy (krb5p): Perform Kerberos authentication and encrypt the NFS packets during data transfer, thus preventing malicious parties from tampering with NFS traffic or eavesdropping on NFS packets. I enabled NFS on the synology and created a pve user account with rights to the folder. This article guides you through the steps to mount a Synology NFS shared folder on a Linux client with the Kerberos option when a Windows server has been set as the Kerberos server. Was this article helpful? To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to Win/Mac/NFS > NFS Service > Kerberos Settings. Today we will follow up with practical examples. Synology developers have identified a bug in DSM's SMB shares in which if the share does not have Read Permission for the Domain Computers and Domain Controllers AD Groups. Aug 11, 2022 · They need to be at least on Win 7 to fully support stronger Kerberos protocols. Synology NAS provides options to import an existing Kerberos key. 1-42218 We had to restore this unit after it died on us with a defective motherboard. Apr 1, 2021 · It supports user/group management, group policies, multiple directory servers (i. If it does not say nfs/synology. Follow these steps to set up your ActiveProtect appliance as a Synology SSO client: Synology Directory Server provides Active Directory (AD) domain service powered by Samba. Jul 31, 2016 · So if anyone has successfully set up NFSv4 exports with kerberos authentication or at least mapped IDs on a Synology NAS running DSM6, could you please provide a pointer to correct documentation? Feb 2, 2020 · use Kerberos authentication to map these accounts together If the UIDs are mismatched, you'll likely able to mount the NFS share to the client but get denied access privilege when attempting to access the data. Oct 21, 2024 · This tutorial guides you through how to join a Synology NAS to Microsoft Entra Domain Services (formerly Azure AD Domain Services) and activate Entra ID single sign-on (SSO) for DSM services. Configuring Kerberos (Synology Directory Server) : r/synology r/synology Current search is within r/synology Remove r/synology filter and expand search to all of Reddit To use Kerberos security flavors to connect to the Synology NAS, Kerberos authentication must be configured by going to File Services > NFS > Enable NFS service > Advanced Settings > Kerberos Settings. Synology Directory Server Synology Directory Server allows you to manage domain accounts and resources over Samba. As this seems to be a compatibility issue, hopefully this is the correct Synology NAS provides options to import an existing Kerberos key. Feb 5, 2014 · I'm attempting to deploy a Synology RS2414RP+ running the latest DSM. LOC, we will need an extra configuration change below Hit Save Step 5. Dieser Artikel führt Sie durch die Schritte, um einen Synology NFS-Freigabeordner auf einem Linux-Client mit der Kerberos-Option einzubinden, wenn ein Windows-Server als Kerberos-Server eingerichtet wurde. Thanks in advance! Nov 2, 2022 · One of the amazing features associated with NFS is the Kerberos support. This makes it easier to manage computers and devices running Synology DSM, Linux, Windows, and deploy Windows Aug 1, 2018 · I have setup a folder on my Synology NAS to backup my ProxMox server to. loc sudo su - Jun 4, 2025 · Kerberos is a network protocol that authenticates service requests between two or more hosts over an untrusted network. Apr 20, 2014 · In 'control panel -> shared folder -> <folder> -> NFS permissions' you can set 'Security' to one of three Kerberos settings (authentication, integrity, privacy). As to why you couldn't CD into the folder, NFS looks for the same UID on server and client, so essentially your usernames can be different but the UID must match on both ends. The fix for that is to enable "Use DES encryption for this account" on the accounts, but this can potentially break other related things in the environment. e. When I try to add the NFS share to Storage, under Datacenter, i don't see an option to list a username and password for authentication Sep 2, 2019 · This is a scenario I'm definitely interested in as well. Jan 15, 2025 · So, I'm wondering, using the Synology Domain Server on a NAS, can I configure it to accept certificates from a third party PKI to allow Kerberos authentication with PK INIT and use it with SMB? policies, Kerberos-based authentication, and the deployment of diverse client devices. This makes it easier to manage computers and devices running Synology DSM, Linux, Windows, and deploy Windows Jun 20, 2017 · In this article we will walk you through the process of using Kerberos-based authentication for NFS shares for a group of Unix-like clients for file sharing. To manage general information: Go Mar 29, 2023 · Kerberos privacy (krb5p): Perform Kerberos authentication and encrypt the NFS packets during data transfer, thus preventing malicious parties from tampering with NFS traffic or eavesdropping on NFS packets. A place to answer all your Synology questions. In 'control panel -> file services -> Win/Mac/NFS -> NFS Service -> Kerberos Settings' you can import Kerberos keys and define the ID mapping. The problem is that when a domain user tries to login to DSM, the authentication request to AD DC is done in NTLM! We cannot allow NTLM unfortunately Can anything be done? Do we need to manually keep up lists of local users for admins on all boxen (not feasible on this scale)? Feb 24, 2024 · Synology has had numerous problems with Kerberos encryption types in the past two years. 3 can do NFSv4 and Kerberos. Was this article helpful? It has a nice web interface, lots of features, and can also provide LDAP authentication for your webapps, along with Kerberos and a certificate authority. It supports commonly used Active Directory features such as user accounts, group memberships, domain-joining Windows, Linux and Synology DSM, Kerberos-based authentication, and group policies. In this guide, we will see how May 22, 2023 · If I remember correctly, that third step that failed is related to authentication, such as LDAP and Kerberos. Some months back it was determined that the update is enforcing Kerberos encryption during the authentication process. Jun 13, 2014 · Hi! Come and join us at Synology Community. PDC Emulator: The Primary Domain Controller (PDC) Emulator role holder provides time synchronization services for Kerberos authentication, recording password updates performed by other domain controllers within a domain. Wanted to ask - is anyone aware of a Windows update on the server side of things that bricks authentication with Directory Server? EDIT: Rolling back all Windows updates that were installed last week fixed the issues, so there's definitely a problem with Kerberos/NTLM authentication, Synology Directory Server, and Windows Server's KB packs. It works with secret-key cryptography as well as a trusted third party to authenticate the client-server applications and verify the identities of the users. 1 with Kerberos, you must perform several tasks to set up your hosts for Kerberos authentication. Jun 4, 2025 · Kerberos is a network protocol that authenticates service requests between two or more hosts over an untrusted network. Kerberos is a computer network protocol used to authenticate service requests between two or more systems over an untrusted network. SMB shares require NTML/kerberos authentication. Where can be problems if we use May 4, 2023 · Hi! Come and join us at Synology Community. potwkcm ujmnu fyvsfhw omuxjsb mctgyp unbmcjsz peub olw incy ldt