Questions tagged [kerberos]

Kerberos is a network authentication system based on shared key cryptography. It is the underlying authentication system used by current versions of Active Directory and is widely used by large organizations.

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2answers
6k views

SSH login without password with kerberos

I try to login onto a server which only supports login with kerberos authentication. Here's what I try: kinit user@FOO.ORG aklog -c foo.org ssh server But then I'm asked again for a password. Here'...
5
votes
1answer
3k views

Fedora 26 NFS + Kerberos “Preauthentication failed” (mount lead to no permission)

I'm having a hard time trying to setup nfs + kerberos at Fedora 26. I've followed this tutorial: RHEL7: Use Kerberos to control access to NFS network shares | CertDepot At the moment, pure NFS ...
2
votes
1answer
1k views

kdb5_ldap_util fails with cryptic error

Supposedly, in order to set up Kerberos, I need to run kdb5_ldap_util, though I'm not sure why. However, it fails with: # kdb5_ldap_util -D cn=admin,dc=example,dc=com create -subtrees dc=example,dc=...
2
votes
3answers
968 views

Not permitted to access my files on $HOME in tmux after log out and log in

My $HOME on a server is in a Andrew file system, and the server runs kerberos. I created a tmux session, wherein I ran a shell process. Then I detached it, and logged out, and after a while logged ...
2
votes
1answer
10k views

Samba not starting on Ubuntu Server 16.10

Samba was running well on ubuntu server 14.04. After upgrading to 16.10 it doesn't start anymore. I've tried also to install samba on a fresh 16.10 vm and it doesn't work. Here the service error ...
1
vote
1answer
417 views

How to mount cifs with kerberos for a generic user?

I am able to mount a corporate shared directory on my AWS Workspace manually but I need to do this for all users. $ sudo ksu [sudo] password for <Domain>\<User.Name>: Leaving uid as root ...
0
votes
1answer
400 views

Kerberos/LDAP login fails - remove Preauth?

Using a Debian system with a Kerberos/LDAP client - login fails on KDE as a user directory isn't being created. SSH is successful (and no directory is created); however, desktop login isn't. I've ...