Kerberos is a network authentication protocol.

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Ubuntu : Kerberos With LDAP

I am using ubuntu 12.04. I am installing LDAP with Kerberos authentication. I followed the steps in the ubuntu documentation. https://help.ubuntu.com/12.04/serverguide/kerberos-ldap.html After ...
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48 views

Kerberos/NIS users require shadow hack

If I have a Ubuntu system to use Kerberos for authentication and NIS for information, users cannot log in unless I copy the content of my NIS shadow map to /etc/shadow. They get insta-rejected. If I ...
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958 views

SSSD password change not working with LDAP backend

Environment info: AD on win 2k8r2 Ubuntu 12.04.5 LTS SSSD v1.8.6 everything is in the same vlan I have an LDAP / SSSD solution in use on our Ubuntu servers. The auth process works correctly ...
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44 views

Share directories with Active Directory users

I need to configure an Ubuntu, to share directories. The allowed users are in an Active Directory in Windows 2003 server. Can I use ntlm for that or only kerberos?
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Kerberos and google-authenticator (2-factor auth)

Does anyone know how can I use google-authenticator in combination with kerberos and thus provide to my users 2-factor authentication?
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kerberos ticket watcher

I just switched from openSuSe to Ubuntu 12.04. At work we use kerberos to auth to different systems. In openSuSe I had a nice little tray app "kerberos ticket watcher" that could renew and initialise ...
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204 views

Password not accepted at login

I had tried to setup kerberos authentication to log into some ADS thing at my new university, however that didn't work and resulted in me having to enter my password twice for everything. So I did: ...
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krb5-multidev, libk5crypto3, libk5crypto3:i386 package dependency

Using Ubuntu 12.04 Asus U43F I can no longer update, install or remove packages via software center because of package dependency errors. sudo apt-get install -f reads the following: Reading ...
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SSSD equivalent of Winbind's wbinfo -u?

Does sssd support listing Active Directory users in a joined domain, and if so, how do you do this? Winbind has a command, wbinfo -u that does what I want. I'm using Kerberos along with sssd on 14.04. ...
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I have a problem with domain trust between samba and AD

I configured Samba PDC and AD Domain. Here is my Topology. enter link description here And I saw that Samba PDC loading AD users. With "getent passwd" command and "wbinfo -ug" command. Here is my ...
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Samba Share not accessible with AD user

I try to install a samba server for active directory authentication and shares. I managed to configure kerberos (kinit klist works) I configured smb.conf. wbinfo -u wbinfo -g getent group *showing ...
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Where is krb5_util on Ubuntu 14.04?

The crucial krb5_util command (http://web.mit.edu/kerberos/krb5-latest/doc/admin/admin_commands/kdb5_util.html#kdb5-util-8) doesn't seem to be available on Ubuntu 14.04 although it ships with 1.12.x ...
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Active Directory Domain Failure (uBuntu - Kerberos)

I try to join Active Directory and Samba 4 in Ubuntu 12.04.05. When I run host -t SRV _ldap._tcp.4ecap.sg I get the error: Host _ldap._tcp.4ecap.sg not found: 3(NXDOMAIN)' same thing happens for ...
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35 views

Hostname / VPN / NFS / Kerberos

At home I'm running Ubuntu Server 14.04.1 with Kerberised NFS Shares. The NFS clients obtain their full FDQN via DHCP. When away from home and trying to access NFS shares via VPN, Kinit fails with: ...
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Trying to install Squid3 on Trusty with AD Authentication

I'm trying to install Squid3 as a proxy server on 14.04, with AD Authentication such that authenticated users will not have to 'login' to the proxy each time they want to access the internet. I've ...
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34 views

Cannot contact my realm for credentials

I have created a KERBEROS.TEST realm and after addprinc root/admin also I added mu client machine as principal, I checked kinit and with sudo klist command I received the ticket on my kerberos server, ...
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After installing krb5 and removing krb5 login not possible

Today i needed to install the krb5 packages which went successfully. After a few hours i dont needed them anymore and removed them completely to keep the system as clean as possible. Installation ...
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Edubuntu 14.04: Cannot log in with realmd or issue tickets with Kerberos

I used the following instructions to join an Edubuntu laptop to an active directory domain: http://funwithlinux.net/2014/04/join-ubuntu-14-04-to-active-directory-domain-using-realmd/ The process ...
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Kerberized NFSv4 no write permission

I have some trouble with installing NFSv4 with Kerberos. I can't write on my NFSv4-Share. Thats my /etc/exports : /srv/export/ gss/krb5p(rw,fsid=0,no_subtree_check,async,no_root_squash) Thats ...
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Problem with Samba4 at restart

I have successfully installed samba and kerberos, I can authenticate windows on ubuntu server but I am unsure I did correctly because i' m not sure if samba authenticate toward kerberos DB. Always ...
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123 views

ecryptfs on a nfs4 home

I am have been banging my head against a wall for days now trying to make this work. Now I finally decided to get help. This actually concerns a Debian server but ecryptfs is maintained by Ubuntu ...
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301 views

Having trouble setting up LDAP and Kerberos

I'm following the 14.4 Server Guide for Kerberos and LDAP. When I get to step 3.5 of Configuring LDAP, it says my password is wrong: ldap_bind: Invalid credentials (49) I guess the password on ...
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NFSv4 with Kerberos

I am trying to configure NFSv4 with Kerberos according here. How I create credentials for server and clients?