Secure Shell (SSH) is a protocol primarily for encrypted shell connections. This tag is also used for questions about sshd and openssh, the two standard applications for using SSH.

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7
votes
2answers
7k views

Can't get rsync to work in daemon-over-ssh mode

I'm trying to set up rsync to copy the data from a server every day. In order to make the system as restricted as possible, I'm trying to use the mode described in the man page as: "USING RSYNC-DAEMON ...
20
votes
5answers
54k views

How to remove strict RSA key checking in SSH and what's the problem here?

I have a Linux server that whenever I connect it shows me the message that changed the SSH host key: $ ssh root@host1 @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: ...
3
votes
2answers
1k views

Linux RDC/VNC/SSH Client

I use loads of machines daily, each uses different connection methods, either remote desktop, vnc or ssh. My desktop is Linux, it would be nice if I had a tabbed interface for them all so I don't ...
4
votes
3answers
2k views

set up a chrooted SFTP login with OpenSSH

How might I create an SFTP login for an untrusted user in which he can only access the files in his own home directory and not run any commands? The online tutorial OpenSSH SFTP chroot() with ...
39
votes
15answers
4k views

Preventing brute force attacks against ssh?

What tool or technique do you use to prevent brute force attacks against your ssh port. I noticed in my Security logs, that I have millions of attempts to login as various users through ssh. This is ...
5
votes
5answers
2k views

Remote login to mac

I have a Mac Mini that I would like to login remotely from a Windows XP laptop. Is this possible? What types of things do I need to do to allow remote connections from the Mac, and what type of ...
3
votes
3answers
1k views

Error connecting to server through ssh [duplicate]

I just got this error while trying to connect to a computer through ssh. I had set up the connection to allow me to connect using just my self-signed certificate, but now I am unable to connect. This ...
0
votes
1answer
1k views

sshd_config GatewayPorts

Is there any reason why I shouldn't set GatewayPorts yes in my sshd_config file if the hosts are only going to be internal to the network?
27
votes
8answers
6k views

How do you setup ssh to authenticate using keys instead of a username / password?

How do you setup ssh to authenticate a user using keys instead of a username / password?
10
votes
5answers
2k views

Install Linux over ssh

I'm a totally blind individual so can't install Linux with the normal install process. SSH does work for me how ever, is it possible to use an ssh connection to remotely install a Linux server? ...
8
votes
11answers
17k views

ssh session idle timeout

The Solaris machine we do most of our development on has an annoying habit of timing out SSH sessions. Doesn't matter whether the client is my Ubuntu desktop, my Solaris desktop or my Windows desktop ...
12
votes
8answers
2k views

On a linux server how do you use multiple terminals over a single ssh connection?

I often find myself opening several ssh connections in order to view several log files at a time with tail -f. This isn't a problem when I'm at home because I use public key encryption for ...
0
votes
4answers
484 views

Starting and stopping Mongrel service over SSH on Windows Server 2003

I have a Rails app running under mongrel as a windows service on a Windows Server 2003 installation. I'd like to automate deploying new versions of the app from my Ubuntu dev server. Cygwin is ...
8
votes
3answers
13k views

Why won't automatic login through ssh with authorized_keys work?

I have created a private/public dsa-keypair. I've put the public key on the server in ~/.ssh/authorized_keys Everything is set up like my other server, but it seems like the server is just ...
20
votes
6answers
13k views

How can I set proxy for subversion with ssh tunnel?

I want to check out/update the code via proxy since my local connection is slow. I setup ssh tunnel : ssh -D 8090 user@ssh.proxy.net to forward all the packets to my localhost:8090. How can I set up ...
9
votes
20answers
3k views

How do I determine if my Linux box has been infiltrated?

I recently read an article about analyzing malicious SSH login attempts. This got me thinking, are the SSH username, password combinations on my Debian box that uncommon? Had I been targeted by a ...
5
votes
3answers
11k views

Why does cisco IOS require domain-name to be set before SSH keys can be generated?

Is there a technical reason why IOS requires the device's domain-name to be set (via ip domain-name) before an SSH key can be generated? Is the domain-name used in any way in the generation of the ...