Client not found in kerberos database while getting initial credentials. Oct 17, 2025 · 文章浏览阅读1.

Client not found in kerberos database while getting initial credentials 14, where in which I'm facing issue in the step while configuring krb5. XYZ in the kerberos database, then export the key into the hosts /etc/krb5. LOCAL' not found in Kerberos database while getting initial credentials It will authenticate if I drop the sudo though: kyle@Server21:~$ kinit -V administrator Using default cache: /tmp/krb5cc_1000 Using principal: administrator@COMPANYNAME. This blog post will guide you through resolving a common issue: "Pre-authentication failed: No key table entry found for HTTP/oam. zypper install krb5 krb5-server krb5-client 2. Jul 25, 2018 · I have a cluster of machines running CentOS 7. After that is corrected, regenerate credentials and that should correct Realm not local to KDC while getting initial credentials. LOCAL while getting initial credentials. keytab kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. Nov 26, 2016 · kinit: Client's credentials have been revoked while getting initial credentials I have hdp cluster configured with kerberos with AD. when i adding i got error with code: [EFAULT] kinit with principal [] failed: Using specified cache: /var/run/middleware/krb5cc_0 Using principal: [] kinit: Client ' []' not found in Kerberos database while getting initial credentials. The client machine is ubuntu 16. If kinit authentication fails with an error that says Cannot find KDC for realm "EXAMPLE. keytab kinit: Preauthentication failed while getting initial credentials Sep 16, 2025 · 文章浏览阅读2. properties和jaas. KerberosAdminAuthenticationException: Invalid KDC administrator credentials. ORG' not found in Kerberos database while getting initial credentials Login to Fedora Accounts and then retry. keytab file. com/cd/E21455_01/common/tutorials/kerberos_principal. I've tried putting the server name with ip in the hosts file, updating dns, putting in server records, etc, with no luck. kadmin: Client 'client/ admin@CSE. The client is able to ping the server's hostname, so the DNS server is pointing to the domain server. LOCAL' not found in Kerberos database while getting initial credentials here is my principal list: kadmin. Therefore, When you authenticate yourself with Kerberos you get an initial Kerberos ticket. As I understand it, I need a host keytab in /etc/krb5. Use kinit to get a ticket before attempting to login. All are vms hosted on vmware ESXi server 6. Received error from KDC: -1765328378/Client not found in Kerberos database 1 users found this article helpful Jun 26, 2024 · I want add Truenas to domain in my company. (A Kerberos ticket is an encrypted protocol message that provides authentication. COM' not found in Kerberos database while getting initial credentials But in Active directory the following commands works Jun 19, 2024 · 文章浏览阅读9k次。博客主要讲述了kinit admin报错问题，报错信息为‘Client '' not found in Kerberos database while getting initial credentials’，原因是密码错误。 Cannot authenticate due to Kerberos password being expired. The ticket transactions are done transparently, so you don't have to worry about their management. Update Running kadmin -p me prompts me for my password, but still rejects me with error: kadmin: Database error! May 24, 2019 · The error is " kinit: Client 'USERNAME-REDACTED' not found in Kerberos database while getting initial credentials" The error is coming from MIT Kerberos libraries and it means that the user (which is redacted in the output) cannot be found in the configured KDC. site. conf manually) but ipa-client-install gives the typical Kerberos error: kinit: Client not found in Kerberos database while getting initial credentials Both hosts are resolvable Jun 7, 2024 · STDERR: kinit: Server not found in Kerberos database while getting initial credentials 2024-06-04 06:27:44,151 ERROR [ambari-client-thread-6248] KerberosHelperImpl:2507 - Cannot validate credentials: org. Dec 13, 2012 · I get KrbException: Server not found in Kerberos database (7), and I cannot figure out where the proper place is to add it. LOCAL -k -t user. The second is the instance, which in the case of a user is Sep 10, 2020 · Authenticating as principal client/admin@CSE. conf文件的设置，以及解决客户端连接错误的方法，如principal名称不匹配和Kerberos数据库未找到服务等问题。 Dec 5, 2016 · I don't get ticket when enter kinit for users that already exist in wso2 identity server and I got this message: kinit: Client ' cbsrv@WSO2. conf has sss in the right places you asked about. LOCAL ' not found in Kerberos database while initializing kadmin interface [client@client ~]$ kinit kinit: Client 'client@CSE. log，发现如下内容： Jul 6, 2022 · It's typically associated with environments using Active Directory or FreeIPA for Kerberos authentication. Apr 13, 2015 · Client not found in kerberos database while getting initial Ask Question Asked 10 years, 7 months ago Modified 10 years, 7 months ago Mar 26, 2020 · We have also found that deleting and recreating the GSA user in Active Directory and following the entire user setup and ktpass registeration commands solves this problem. After authenticating yourself to Kerberos, you can use Kerberos-enabled programs without having to present passwords or certificates to those programs. kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. kadmin: Client 'client/admin@CSE. COM Windows replies KRB5KDC_ERR_C_PRINCIPAL_UNKNOWN. kinit: Clients credentials have been revoked while getting initial credentials Nov 3, 2025 · Oracle Cloud Infrastructure - Version N/A and later: Oracle Linux: Failed To Authenticate in AD With Error: Failed to initialize credentials using keytab [MEMORY:/et May 18, 2022 · Preauthentication failed while getting initial credentials $ kinit user@DOMAIN. com@DOMAIN. local@MYAD. May 11, 2018 · CONFIGURATION OS / ENVIRONMENT Ansible running on Ubuntu 16. ) Kerberos uses this ticket for network utilities such as rlogin and rcp. When you kinit with a password, the salt is retrieved from the KDC, but when you manually create keytab a default name+realm salt is used – which will work most of the time, but will not work if the user account has been renamed as then its existing keys will still use the old salt (based on its The ipa-client-install command failed, exception: ScriptError: Kerberos authentication failed: kinit: Cannot contact any KDC for realm `EXAMPLE. I have also extracted a keytab ("net ads keytab create -P") which created /etc/krb5. kerberos. NET` while getting initial credentials. apache. May 6, 2024 · While struggling to standup a Linux hosted SQL Server container connected to Active Directory, I started to get errors from kinit when refreshing my krb5 tickets kinit: Pre-authentication failed: Optional: Check that you cannot obtain a Kerberos ticket-granting ticket (TGT) for an IdM user: kinit admin [root@client ~]# kinit admin kinit: Client 'admin@EXAMPLE. LOCAL Password for administrator@COMPANYNAME. LOCAL' not found in Kerberos database while initializing kadmin interface [client@client ~]$ kinit kinit: Client 'client@CSE. The attacker has to encrypt a timestamp with a password and offer it to the KDC. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven May 30, 2024 · STDERR: kinit: Server not found in Kerberos database while getting initial credentials 2024-05-30 05:12:20,299 ERROR [ambari-client-thread-108] KerberosHelperImpl:2507 - Cannot validate credentials: org. When following the steps mentioned in the Ansible working with kerberos tickets document: $ kinit username@WEBSITE. Oct 8, 2014 · kinit (v5): Client not found in Kerberos database while getting initial credentials Asked 11 years, 1 month ago Modified 3 years, 2 months ago Viewed 43k times Feb 21, 2022 · kinit: Client 'host/comp01. Please see How to configure Kerberos for Ansible Authentication. sclient returns the SSSD service is failing. I get " Failed to validate bind credentials: Client 'TRUENAS$@SENDARIAN. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven Mar 8, 2017 · Hi @T-Heron. Sep 1, 2023 · kinit: Client 'nfs/nfshost. Sep 16, 2022 · Here is some more info https://docs. RHEL system is configured as an AD client using SSSD and AD users are unable to login to the system. STDERR: kinit: Server not found in Kerberos database while getting initial credentials 2024-05-30 05:12:20,299 ERROR [ambari-client-thread-108] KerberosHelperImpl:2507 - Cannot validate credentials: org. LOCAL with password. With a valid TGT in your credential cache, you can then use it to request service tickets to authenticate against any services configured to use Kerberos, like sshd, httpd, nfs, ldap, etc. When attempting to install a IDM client, it fails with the error: Kerberos authentication failed: kinit: Cannot read password while getting initial credentials kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. At the moment, it is not clear if you have completed any of this. ambari. LOCAL: Jul 15, 2024 · Creating a keytab file in Kerberos for secure authentication can sometimes result in pre-authentication errors. Sep 25, 2016 · Client not found in kerberos database while getting initial credentials The service principals used have been added to one of the user accounts using the 'setspn -s' command. Both windows machines are on the same domain, I am getting a valid ticket and am able to access and run ansible plays on the 2012 machine kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. Symptoms kinit fails Feb 19, 2025 · You need to create a host entry - host/ MYHOST42$@EXAMPLE. Changing the debug level worked great for sssd and Kerberos. COM' while getting initial credentials 解决：出现上述错误是由于krb5kdc服务以及kadmin服务没有启动导致或者在当前的客户端没有配置服务端主机的主机名映射关系，修改hosts文件 客户端错误记录： 1、客户端在使用kinit时报错 # kinit admin Jul 30, 2019 · Auth has been changed from basics to kerberos and config changes has been made but in the controller. example. " Error: Client not found in Kerberos database while getting initial credentials" , is saying that principal 'hive' is not in the KDC , you need to create one to do a kinit with it. Is this "Kerberos database" on the Windows 10 machine, the fileserver, or the Active Directory KDC? Or are there multiple copies of this Kerberos database that each need entries? Products & Services Knowledgebase kinit: Pre-authentication failed: Invalid argument while getting initial credentials Nov 4, 2019 · 出于CDH集群安全考虑，在CDH集群中增加了Kerberos认证机制。因为HBase的存储系统是基于Hadoop的存储，所以通过HBase客户端访问HBase数据库时需要进行身份认证。在Linux下使用HBase客户端访问HBase数据时需要先kinit初始化Kerberos账号，认证完成后我们就可以直接使用HBase shell操作HBase了。通过Linux的Kinit命令 Oct 19, 2020 · How to replace NIS authentication with Kerberos: Client not found in Kerberos database Ask Question Asked 5 years ago Modified 5 years ago kinit: Client not found in Kerberos database while getting initial credentials This means that you didn’t create an entry for your username in the Kerberos database. CO. Jun 27, 2013 · 本文介绍了解决kinit过程中出现的“Client 'root/root@ATHENA. COM" while getting initial credentials, it indicates that KDC is not running on the server or that the client has misconfigured DNS. Check your kerberos configuration file settings, and eventually disable DNS realm and KDC lookup (though they're supposed to have a lower precedence than local configuration settings). I have a particular user that runs automated tests. Apr 13, 2015 · Active Directory does not typically allow you to authenticate as a service principal (specifically, does not let it acquire a TGT via an AS_REQ); in theory, service principals are supposed to be for accepting user credentials, not for authenticating to your kerberos realm. The kinit command allows you to get an initial TGT from the KDC which forms the basis for Kerberos authentication. conf file: [libdefaults] Sep 10, 2020 · Authenticating as principal client/admin@CSE. Things I found: /etc/nsswitch. Received error from KDC: -1765328378/Client not found in Kerberos database 1 users found this article helpful My new freeipa installation is working (server + kinit on a host where I configured krb5. Apr 2, 2013 · Client not found in Kerberos database while getting initial credentials 985385 Apr 2 2013 — edited Apr 2 2013 kinit: Client not found in Kerberos database while getting initial credentials you haven’t been registered as a Kerberos user. sclient returns the error: unknown service sample/tcp; check /etc/services This means that you don’t have an entry in /etc/services for the sample tcp port. keytab: Apr 27, 2024 · The aes128 and aes256 ciphersuites in Kerberos use salted PBKDF2 to derive the key from password. I am not an expert on the subject. Firstly, in active directory kerberos (contrary to standard MIT/Heimdal kerberos) a Service Principal Name (SPN - a service Feb 3, 2023 · Thank so much for all the good information. When a client requests a service, the Kerberos server looks for the SPN associated with the service credentials. OS - SUSE 11 1. local: listprincs Jun 4, 2024 · STDERR: kinit: Server not found in Kerberos database while getting initial credentials 2024-06-04 06:27:44,151 ERROR [ambari-client-thread-6248] KerberosHelperImpl:2507 - Cannot validate credentials: org. If it cannot find the SPN, the "Server Not Found in Kerberos Database" error occurs. Can you please provide further help. EDU' not found in Kerberos database while getting initial credentials”错误的方法。通过检查并更新host文件中的kdc对应host设置，成功解决了这一问题。 Oct 18, 2019 · kinit: Cannot contact any KDC for realm 'HADOOP. serveraction. It has been joined directly to the Samba domain ("net ads join"). Oct 17, 2025 · 文章浏览阅读1. Kerberos, DNS, LDAP, etc. A Kerberos name usually contains three parts. I'm assuming that your KDC is actually an Active Directory KDC. local, but this hasn't worked. are in use in a unified manner via the use of FreeIPA 4. LOCAL kinit: Client not found in Kerberos database while getting initial credentials root at linsrv:~# kinit administrator at DOMAIN. Aug 22, 2012 · Get a virtual cloud desktop with the Linux distro that you want in less than five minutes with Shells! With over 10 pre-installed distros to choose from, the worry-free installation life is here! Whether you are a digital nomad or just looking for flexibility, Shells can put your Linux machine on the device that you want to use. Jan 9, 2023 · @anodos Any thoughts? When I try to add the NAS to the domain with the advanced section open. But while executing ping module the command is failing with below error. 7. com realm: SITE. Jun 7, 2024 · STDERR: kinit: Server not found in Kerberos database while getting initial credentials 2024-06-04 06:27:44,151 ERROR [ambari-client-thread-6248] KerberosHelperImpl:2507 - Cannot validate credentials: org. company. I have edited my question with output of klist command. 11. 0 and later Information in this document applies to any platform. 5 SUMMARY I am trying to connect to windows machines to run an ansible script, using a kerberos ticket. Unfortunately, I cannot find any one else via Google searches that have experienced this exact error, so I have no idea what it means. Now while kinit facing following issue. With above suggestions client not found in Kerberos database is resolved. 4. Error message: kinit(v5): Cannot find KDC for requested realm while getting initial credentials Problem: /etc/krb5. thanks for you help. /var/log/messages file is filled up with following repeated log messages. kinit -k is failing with following error: Preauthentication failed while getting initial credentials Oct 4, 2023 · Are you getting the error server not found in the Kerberos database? If yes, you can follow the suggestions from this article to solve it. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven Aug 5, 2015 · Hadoop in general expects that your hostnames and domain names are all lowercase. Feb 25, 2021 · I'm having difficulty finding a clear explanation of what Kerberos entries need to be configured where. This is not entirely clear from your description. keytab from the KDC I'm using and then {SASL}user@realm in the given user's LDAP pa kinit: Client not found in Kerberos database while getting initial credentials I don't know exactly what it's doing, but if I WireShark it: Linux sends AS-REQ to Windows with content cname name-string 2 items KerberosString: HTTP KerberosString: centosserver. LOCAL: Warning: Your password will expire in 979 days on Wed May 11 12:49:49 2016 Jan 12, 2018 · I followed following steps to setup KDC & kerberos. I find out, that the Kerberos works with user name only, but the system identifies all domain users with the domain name and backslash as prefix and Kerberos doesn't like it. Below is my krb5. kadmin: Client not found in Kerberos database while initializing kadmin interface I added myself to the keytab using ktadd in kadmin. While it is possible to override this behavior (of expecting lowercase) by doing manual configuration, I recommend ensuring via /etc/hosts or DNS that your host and domain are lower case. Sep 5, 2013 · re, found something different, but important: root at linsrv:~# kinit LINSRV$@DOMAIN. domain. AMERILAWYER. Aug 24, 2019 · Error: Client not found in Kerberos database while getting initial credentials kinit root/admin kinit (v5): Client not found in Kerberos database while getting initial credentials Jul 26, 2022 · Bottom line, the clients cannot properly connect to the server and hence, the authentication fails. 2 compiled from source. Updated krb5. Step 3:-1765328378 Client not found in Kerberos database Oct 30, 2023 · This is where kinit comes in. I'm stumped as to how to progress from here. Apr 3, 2011 · I am trying to use a keytab for a client machine to authenticate to Samba's own LDAP server. This topic covers some of the possible issues on a server on which Kerberos is configured. lqcdp4ee:~$ klist -f klist: No credentials cache file found (ticket cache /tmp/krb5cc_5598) If you see the above message you do not have a Kerberos ticket. Kerberos tickets expire after 24 hours. conf and executing the kinit command. LAN' not found in Kerberos database while getting initial credentials I have spent several hours on that issue without progress. GOV information. COM -k -t username. Apr 4, 2020 · kinit: Client 'host/ROBODAROBODA@EXAMPLE. oracle. And the integration between obiee and MSAD is successfully done with the On the client, remove old Kerberos principals from each identified keytab other than /etc/krb5. conf with proper realm Nov 2, 2020 · I'm trying to setup Kerberos auth over SASL using OpenLDAP. server. See your system administrator. COM’ not found in Kerberos database while getting initial credentials Can someone help me with this. The tell-tale of this problem is this: even though an interactive kinit (using a password) works for a user, she/he cannot authenticate with a keytab, getting the error: " kinit: Preauthentication failed while getting initial credentials ". lan@COMPANY. When Kerberos is introduced, this becomes important. 04 with stock samba 4. COM' not found in Kerberos database while getting initial credentials [root@client ~]# Copy to ClipboardCopied!Toggle word wrapToggle overflow If you are using AD type credentials, Kerberos Authentication should be set to True for both Client and Service: # winrm set winrm/config/client/Auth ‘@ {Kerberos="$true"}’ When I run kinit I get Client 'yourname@FEDORAPROJECT. one more question-How do we identify if ntlm or Kerberos is used for authentication. Mar 21, 2020 · In this article, we shall discuss the steps to “Fix cannot find KDC Realm Error” while getting initial credentials and kinit configuration file does not specify default realm. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven Dec 30, 2021 · Kerberos认证问题排查指南，涵盖常见错误如GSSException、No valid credentials、Checksum failed等，提供解决方案包括更新JDK、检查keytab权限、同步KDC配置、调整加密类型等，帮助快速诊断和修复Kerberos相关故障。 The failed node has been deleted using the compute removal procedure and then, the deployment was attempted back again with the expectation of getting a successful deployment. All HDP service accounts have principals and keytabs generated including spark. local: listprincs Dec 26, 2016 · Kerberos Client not found in kerberos database Asked 8 years, 10 months ago Modified 8 years, 10 months ago Viewed 8k times kinit: Client 'adminstrator@COMPANYNAME. FNAL. Apr 26, 2024 · Using main: TRUENAS$@MIAMI. 1) Last updated on NOVEMBER 25, 2024 Applies to: Oracle Access Manager - Version 11. If your client is asking the wrong server, it is probably misconfigured. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven May 5, 2025 · Key to this process is the concept of Service Principal Names (SPNs), which uniquely identify each service in the Kerberos realm. Mar 29, 2016 · Hello, All services are failing post enabling kerberos with error - "client not found in kerberos database" Kinit yields the same error while using svchdfs account Nov 25, 2024 · Kinit FailsClient Not Found In Kerberos Database While Getting Initial Credentials (Doc ID 1437058. But as I am new to FreeIPA, Kerberos and LDAP, I do not know where to look further or what to do now. ORG ' not found in Kerberos database while getting initial credentials kinit [example_user@server ~]$ kinit kinit: Client 'example_user@EXAMPLE. conf file does not contain . LOCAL Password for administrator at DOMAIN. 7w次。本文详细解析了Kerberos认证过程中遇到的各种异常情况及其解决方案，包括日志异常、kinit认证失败、数据库创建失败、Zookeeper集群启动异常及Hue启动问题。提供了从配置检查到服务重启的全面故障排除指南。 kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. MIT. Thank you kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. However If do klist , it does not list ticket generated for server/application. EXAMPLE. html Make sure you use the right principal when you use kinit, you can see the principals of a keytab with May 2, 2020 · Discussion on resolving "Failed to initialize credentials using keytab" issue in Kerberos database with FreeIPA and 389 Directory integration. " Issue When attempting to authenticate using the kinit command, you might encounter the following Nov 7, 2023 · First, see . If you include the -r 7d switch on your kinit command line, you will receive a renewable ticket. Sep 21, 2023 · 原因分析 由报错信息“No valid credentials provided (Mechanism level: Server not found in Kerberos database”可以看出，报错的原因是在kerberos database里面没有找到节点对应的票据信息进一步排查krb5kdc. I cannot login in with the users creds using kinit, keeps saying KDC reply did not match expectations while getting initial credentials when correct creds are kerberos ¶ DESCRIPTION ¶ The Kerberos system authenticates individual users in a network environment. COM while getting initial credentials Upon attempting a kinit, I receive the following error: # kinit -k /etc/krb5. COM kinit: Client ‘TRUENAS$@MIAMI. COM' not found in Kerberos database while getting initial credentials Copy to ClipboardCopied!Toggle word wrapToggle overflow To use a Kerberos principal that does not correspond to your local user name, pass the required user name to the kinit utility. May 8, 2014 · Scenario/Use case: This article is intended to help you troubleshoot your Kerberos authentication problem and provides instructions on how to fix it. 5. 04 with samba 4. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven Nov 7, 2023 · First, see . NET` while getting initial credentials Kerberos authentication failed: kinit: Cannot contact any KDC for realm `EXAMPLE. The first is the primary, which is usually a user’s or service’s name. 1. 3. keytab kinit: No key table entry found for username@WEBSITE. UK' not found in Kerberos database while getting initial credentials Oct 8, 2014 · Hi , I'm working on configuring SSO in obiee 11. 1w次。本文详细介绍了Kafka使用SASL (Kerberos)进行安全认证的配置过程，包括server. COM' kinit: No key table entry found for PRINCIPAL$@DOMAIN Getting "Server not found in Kerberos database" while trying to get API access token with SPNEGO on NiFi Labels: Apache NiFi AceWinner Sep 16, 2022 · When Kerberos timestamp pre-authentication is enforced, the attacker cannot directly ask the KDCs for the encrypted material to brute force offline. keytab 'PRINCIPAL$@DOMAIN. The samba servers (replicated) are ubuntu 16. If you receive the following response from kinit: kinit: Client not found in Kerberos database while getting initial credentials you haven (this question is a bit old, but my analysis might help others) You seem to be missing some understanding and therefore not executing the commands correctly. 04 , connecting to windows server 2012 and 2016. COM' not found in Kerberos database while getting initial credentials Here's all the details on how I'm trying to configure and test the service. few notes regarding the Active Directory we have more than one domain controller and to balance the request we are maintaing the load balancer with port 3269. If I call kinit, it writes Client not found in Kerberos database while getting initial credentials. myad. yxk sdopse umerty vvv cpeco zsnvgq rowxh dwoamy ohcfq fzzu ndzhtmf wowmocs ghom ahgt imyj