SSH, otherwise known as "Secure Shell", is a method for securely connecting to a remote computer.

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Automatic User Creation for SSH Server?

I'm trying to setup an SSH server which, upon an attempted connection with the correct public key, will create a new user account if one does not exist. On connection I'd like a specific script to ...
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318 views

GPG Password Agent and SSH Key Agent

Yesterday I wanted to add an app to the startup menu, and I noticed that there are two instances that weren't there before: GPG Password Agent and SSH Key Agent. I didn't install those, and I read it ...
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207 views

How to change my home directory?

I have a current /home/user/ directory for ~ but I want to change it to be at /user/home/ /user/home already exists. The option of using usermod is not going to work because I don't have access to ...
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321 views

linux ssh error while connecting to the host

I lately bought a host on godaddy, everything was working well until i started getting bothered to always have input the password and decided to use id_rsa to be able to get authenticated ...
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344 views

ssh connections to Ubuntu are intermittent

I'm trying to use ssh to connect from a Mac to Ubuntu 12.04. I get "Connection reset by peer." Try again and I get "port 22: Connection refused." Keep trying and I get password prompt. Enter password ...
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736 views

Permission denied error after SSH login

I am having Permission denied errors after logging with non root user (which has permissions to do "sudo -i" command). I get these errors: -bash: /bin/uname: Permission denied -bash: [: =: unary ...
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29 views

Natulius “Connect to server”

i used to manage the remote servers connection with the bookmarks options. Since 14.04 the connections i used is saved in a popup window - how do i edit them? also - if there is a better way of ...
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1answer
3k views

How do I set up SFTP file access logging for OpenSSH?

I have an SFTP setup using the built-in sftp-subsystem of OpenSSH with chrooted users. In the old days when I used to use FTP, I was able to see what files were accessed by users in the logs. How do ...
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883 views

SSH behind a NAT enabled router

I have a netgear router, and i installed openssh, now when i try ssh deadman@192.168.0.4 My ssh works fine and i am able to enter to the ssh terminal But when i try it with a remote terminal like ...
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1k views

Question about ssh on 14.04 with Nautilus

When trying to connect via ssh with nautilus Ubuntu 14.04, if you do not specify the folder to which you want to access does not show me any directory. So if I want to connect to any folder system ...
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165 views

Can't get server to respond to SSH

I am the admin of a private server and I'm pretty new to administration. SSH was working fine until I upgraded to 14.04. Something went wrong with the upgrade so I downgraded to 13.04. Now SSH doesn't ...
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1k views

Does KuaiPan Cloud Service provide encryption and how does it manage privacy?

Looking for an alternative to UbuntuOne, I found that the official Chinese distro, Ubuntu Kylin, has announced a cloud service from Kingsoft KuaiPan, with its own "customed app". This sync client is ...
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122 views

SSH key exchange “knowledge” problem

This question may sound a duplicate, but I am confident it is not. I'm playing around a VM with Ubuntu 12.0.4LTS to learn something and my Mac OS 10.9, establishing an SSH connection as per my ...
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252 views

How to set up ssh-agent

I have set up ssh-agent. The problem is, it stills asks for a pass-phrase every time! How do I set it up to only ask for a pass-phrase once? It would be best if it only asked when it was first needed, ...
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1answer
2k views

SSH: Can connect locally but not “remotely”

A bit of background: I'm a ubuntu user for almost a year now. I had an old box lying around and decided to put it to some use. The first thing I wanted to do was set up SSH so that I can place it in a ...
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222 views

Confused keys in ubuntu 13.04

I recently installed Ubuntu 13.04, and i add my ssh key to my github account, like always i did. I didn't had any problem to access to my own reports, i could clone my reports, etc... But today, maybe ...
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79 views

Adding a question to keyboard authentication method in SSH server

I read this article about authentication methods for SSH This is what is written there? During keyboard authentication zero or more prompts (questions) is presented to the user. The user should give ...
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929 views

Unable to connect to my remote Ubuntu system using SSH

I want to connect to my remote PC running on Ubuntu 12.10 using SSH. But when I try ssh my_username@my_current_ip, I get this error: ssh: connect to host 117...** port 22: Connection timed out I ...
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2k views

Unable to ssh with error Connection Refused

I seem to be running into a problem when attempting to ssh. Here is my scenario; Host A - 192.168.1.6 Host B - 192.168.5.10 From Host B, I am unable to ssh to Host A, as I get the error "ssh: ...
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27 views

The simplest way to implement a VPN?

I have a headless machine running Lubuntu that I'm using a file server. I already SSH into it, and use remote desktop from within my local network to do any maintenance I need, either on the desktop ...
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37 views

How to ssh to Pre-built Snappy Ubuntu Core for BBB?

Following instructions on page - https://developer.ubuntu.com/en/snappy/start/#try-beaglebone - after I put SD card in with the pre-built snappy ubuntu core (ubuntu-15.04-snappy-armhf-bbb.img) and ...
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1answer
22 views

Can I log into ubuntu if I messed up my authorized_keys file?

I was trying to add another user to log in as and added the new public key into the authorized_keys file. It was it's own line underneath the original key for ubuntu (although I'm now thinking I ...
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257 views

Cannot remote desktop from Ubuntu 15.04 to 14.04 lts

I am able to ssh into my other PC but I am not able to use Remmina to do RDP or VNC. My other PC has VNC server installed and I turned it on before trying to connect but its not working. Am I typing ...
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28 views

Netbeans can't access GitHub

Ubuntu 15.04. Netbeans cant access github. I've try terminal. it says that ssh key ip something... I've genarate new ssh-key, added to github, to my ssh. So via terminal it work but, via netbeans ...
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272 views

Passwordless ssh error

I am trying to enable passwordless ssh for Hadoop 2.6.0. The method I tried is as follows: ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys I also ...
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114 views

How to create a SFTP (SSH) User with extremely limited permissions

i run a server on Ubuntu Server 14.04. I want to create a user that is able to connect via sftp, download 1 file and terminate the connection. The user should not be able to do ANYTHING else. Browsing ...
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202 views

Unable to run applications with GUI through x11 forwarding

I have Ubuntu server 14.04 on which i want to run applications with GUI. I have Xauth installed and i have edited the files ssh_config and sshd_config to allow X11 forwarding. On my PC I have Windows ...
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49 views

Different shells on SSH and local

So I've got an Ubuntu 14.04.2 computer that has OpenSSH Server installed on it. Whenever I use the computer locally, through the terminal, if I run: ~$ echo $SHELL /bin/bash However, if I SSH into ...
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50 views

Why is this odd file extension appearing when I scp a file?

I'm creating a large number of gifs and copying them to a separate computer with a webserver folder mounted via sshfs. For some reason the files will randomly copy with *.gif.001 file extensions. My ...
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73 views

How to get notified (run script) on every SSH connection?

I'm able to run a script automatically every time I log into my machine via SSH by placing a command in the /etc/ssh/sshrc file. That works perfectly, however it's only triggered when I log in via ...
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1answer
88 views

Accessing Git from Assembla using SSH+RSA

I have just created a repository on Assembla using a Git repository and I have followed their "Getting started with Git" page : I validated my git user.email and user.name. Since I'm also using the ...
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93 views

Data transfer between two remote servers linux (sftp)

I work remotely trough my Linux system. I have data on server A which can be accessed only through SFTP. The second server is an HPC cluster. I want to fetch data in my HPC cluster working directory ...
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74 views

How can I reset ssh passwords in nautilus?

I've logged to my home server using ssh from Nautilus. I selected the option "remember forever" (or something similar) after typing my password. Today I had to change my server's password. Now I can't ...
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1answer
115 views

Ubuntu Server 14.04 not accepting connections after log out

We have a Windows hardware node with Hyper-V installed on it. In Hyper-V we have an Ubuntu server running (14.04.1). It has Node.js installed on it and is set up to allow SSH connections and serve ...
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261 views

SU setgid: PERMISSION DENIED, SUDO: PERM_ROOT 0, -1, 1 PERMISSION DENIED

Hi I have a problem that I cannot solve. I cannot log into root, su, or sudo. Everything works fine via ssh so I tried on ssh via putty: Set root password: sudo passwd Add user to sudo/admin ...
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201 views

Remote Access to Ubuntu (as guest OS) from Linux Mint (as host OS) in VirtualBox with ssh

I'm trying to access remotely to Ubuntu virtual OS from the host OS which in this case is linux Mint. My Ubuntu version has no GUI, just a terminal interface. And change the network setting in ...
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1answer
544 views

IDE for Symfony (PHP) which is able to manage Vagrant VM's over SSH

I just switched from Windows to Ubuntu on my dev Laptop. Now I'm wondering, what's the best IDE to use on Ubuntu when working with PHP? I know there are a lot of threads here about exactly that thing, ...
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52 views

Can Using Git over SSH be distinguished from normal SSH traffic?

So, I set up my iptables configuration so that repeated attempts to SSH into my private server cause a blacklist. # iptables -N SSH # iptables -A INPUT -p tcp --dport ssh -m conntrack --ctstate NEW ...
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801 views

Ubuntu SSH Server freezes client after password over internet

I can log in to my Ubuntu server via SSH from anywhere in my local network, but I cannot from the internet. When I attempt to, It requests my username, displays the banner, and prompts for the ...
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170 views

How do I get eth0 IP address

When I type in this command line I got this.But it did not contain IP address.Actually I want to connect with Raspberry Pi with ssh connection.So do that I want to get IP address of eth0 .If there is ...
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190 views

SSH No supported authentication methods available

I have about 10 servers, on 3 of them I cannot use my SSH key, but on the other 7 I am able to use them. I get an error message: Disconnected: No supported authentication methods available (server ...
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1answer
12k views

SSH: Could not resolve hostname user@host: Name or service not known with my connection

I have a problem to connect a server using ssh. I got the following error message: ssh user@host SSH: Could not resolve hostname user@host: Name or service not known with my connection Also, if ...
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164 views

Preventing keyring from remembering password during session for SSH with private key on Kubuntu

Kubuntu 14.04 Whenever I attempt to SSH into a server with a private key, I am asked to "Enter password to unlock the private key". However, this then remembers the password until I completely log ...
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1answer
37 views

Why ssh shows Desktop folder as a file?

I am using ssh to accessing a server and I could use scp to copy some files to server Desktop by: scp T.tar.gz username@serverIP:/home/username/Desktop but now I cannot access to server Desktop ...
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125 views

SSH configuration problems with Ubuntu 14.04

I'm stumped, after reading online for a bit. I'm trying to enable agentforwarding on all hosts (I know this isn't recommended, but I know the servers I'll be touching from this box) and to disable ...
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94 views

Access Ubuntu SSH Server from Ubuntu Desktop

Hi I have a Ubuntu Server and I have configured public and private key on that server. Previously I was using Windows 7. So I just installed Putty and was accessing my Ubuntu Server from Windows 7 ...
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845 views

Trying to establish a remote SMB connection over SSH

Please be gentle with me I'm new to Ubuntu and have a basic network knowledge! I'm trying to establish an SMB share via a secure ssh connection from a windows PC to a remote Ubuntu machine. Some ...
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309 views

SFTP/SSH Not Working in Ubuntu Touch

It was working before but now it stopped working. Even in Ubuntu SDK I can't run my application directly to my device...though I'm not sure they are related. The error is: Command: open ...
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88 views

How to prevent ssh login in Ubuntu 12.04 for users without home directory?

I have LDAP auth configuration and I want to prevent user to have access to a computer without home directory on it. Console login and kdm login work fine - user access is denied, but sshd permits to ...
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624 views

Imported OpenSSH keys are saved in Gnome2 keyring, not OpenSSH

I have run into a frustrating issue, that I am sure will be a snap to solve. When importing an openssh key via the "Passwords & Keys" (seahorse) program, it simply places it within the "Gnome2 ...