0
votes
0answers
50 views

Red Hat 6.5 - Login Errors After Security Hardening

I followed the information below, however, it is strangely blocking me from entering a password upon entering the login prompt on the server: To configure the system to lock out accounts after a ...
0
votes
1answer
103 views

Users Password does not reset after successful login at the console but works fine with SSH

The title says it all. I have my unsuccessful login attempts set to three. I purposefully fail logging in 2x, then when I SSH into the box successfully the 3rd time my count drops back to zero; ...
1
vote
1answer
365 views

Immediate logout after login with PAM, Kerberos, and LDAP

I've set up remote login on a computer using Kerberos and LDAP. I've also configured NFS to mount onto /home so that the user's home directory is the same wherever they login. Kerberos authentication ...
3
votes
1answer
691 views

Logging on as root without winbind timeouts

How can I set up my Linux box so that, if the Active Directory domain controller is down, I can still log in as root, without any timeouts or delays? Following the example of most of the ...
1
vote
1answer
113 views

how to limit maxlogin for a port forward over ssh user who Do not execute a remote command

I have some users, who connect to my server through the ssh for port forwarding and ssh tunneling, but there is a problem: I cannot limit their concurrent logins, because they have no session and ...
2
votes
1answer
43 views

setting the “FROM” field in /usr/bin/w output

I'd like to set the FROM field in /usr/bin/w to various different strings that aren't my sshd's opinion of where the user has come from. Mostly this is because inbound ssh is often via on-host relays ...
2
votes
1answer
281 views

Is there a way to map user names for LDAP in PAM?

I'm managed to set up LDAP in PAM (linux). A problem I have is that many users have different user names in LDAP than on the local machine... Is there a way to map those user names (e.g. local ...
2
votes
4answers
973 views

How to allow a certain group of useres to only login via LDAP while others can use LDAP or local login?

I managed to set up my system to use either LDAP or the local password (by adding "password sufficient pam_ldap.so" to PAM and calling "pam_unix2.so" afterwards). However I would like to restrict a ...
6
votes
4answers
1k views

Ubuntu linux takes longer time for incorrect passwords

When I log into my Ubuntu 8.10 box with a correct password the system figures out almost instantaneously that the password is correct and logs me in. However, if I supply an incorrect password, it ...