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

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is there any way to change ssh or vnc config using ftp?

I have a remote server which I can't access physically, for the last couple of weeks I could connect to it using both FTP protocol and VNC remote desktop. I changed the "Desktop Sharing" Program in ...
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38 views

SSH outside the local network

I have Ubuntu 14.04 LTS installed on a Toshiba Satellite L655. I've recently installed an SSH server on the machine and it works fine when connecting to it using 192.168.1.3 but when I try that using ...
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17 views

Start a local session, remotely [duplicate]

I dont want to enable auto login for various reasons. Is it possible to login to the desktop, from an ssh session, in order to then VNC into the desktop ? The issue is that I remotely turn on/off my ...
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2answers
122 views

Simplest way to set up new user with SSH access on remote host, given root access

I am writing a tutorial on setting up Ceph the hard way, shell all the way. I am not happy with the number of ssh commands it takes to connect to a remote host as root, create new user, then scp keys ...
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25 views

How to get rid of “The authenticity of host 'bazaar.launchpad.net (91.189.95.84)' can't be established.”

I have seen the response when ever I ssh to a server for the first time. After I give yes, it is never asked again. My question is, is there a way to solve this ? I mean I am expecting, from the very ...
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38 views

Ssh outside network

I would like to setup an ssh server that I can access over the internet. I have forwarded the port 22 and I can connect over the internet on my local network, but as soon as I leave it it becomes ...
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1answer
41 views

User Home directory encryption - files that must remain un-encrypted like authorized_keys

Before we get to far, my question is: If this is the wrong way, or I'm doing it wrong, what is the right way? Pursuant to this howto: https://help.ubuntu.com/community/EncryptedHome So I see this ...
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24 views

How can i enable user to have reboot privileges without sudo? [duplicate]

How can i enable user to have reboot privileges without sudo? Need to keep sudo password enabled. ssh user@server "sudo reboot" does not work because it requires a password to be entered. Want ...
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63 views

Nautilus “Open in remote terminal” over sftp assumes wrong username in Ubuntu 14.04

I use the “nautilus-open-terminal” to open the terminal in the current folder in nautilus. This worked great in Ubuntu 12.04. However, after upgrading to 13.04, I am unable to open the terminal over ...
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76 views

Unable to connect to my Ubuntu machine using Putty remotely?

I am new to Ubuntu, I have it installed on my computer (not on a virtual machine) and I am trying to connect to my Ubuntu machine remotely through PuTTY. I am getting the IP address of the Ubuntu ...
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44 views

Remote access to a machine, run script for logged on user

I've been searching for an answer for this for some time. Is it possible to log in to a machine remotely via (say from my phone on my way to work) and run commands that will affect the logged on ...
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77 views

How can I get fail2ban to stop banning my Filezilla SFTP?

When I started with an Ubuntu home server, fail2ban was a lifesaver - alerting me to multiple attempts at unauthorized SSH access to my server. Recently, after moving to a way off port, the only ...
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2answers
62 views

Is MaaS, juju, or the charm responsible for ssh-keygen on nodes?

My MaaS system works, enlists, recruits, commissions, issues warrants, does courts martial, deploys and destroys. juju seems to work fine: bootstraps locally, installs juju-gui, my charms get ...
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27 views

sshd_config file get reset automatically

I have a server running with Ubuntu 12.04.2 LTS (GNU/Linux 3.5.0-23-generic x86_64). For some reason I have to get it accept password when I ssh onto it , so I change the sshd_config file ...
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62 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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How would I go about sending a command to a headless Linux device through ssh, closing the connection, and still have the command run? [duplicate]

I have sent a command to my headless Linux device though ssh but I would like to close the ssh connection, and still have the command run. Example: Running this command though ssh "aria2c -i ...
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32 views

Can I change the SSH deny/allow order?

I am trying some ssh tricks and stuck on a server. Is there a way to make ssh hosts.deny read before hosts.allow?
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98 views

GTK+ theming issue during forwarded X11 session over SSH

I'm having a very odd theming issue during forwarded X11 session over SSH. My remote host is an ARM router with some GTK+ packages ported using Optware. While X11 forwarding works in general, I get a ...
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2answers
71 views

How to generate randomart of anyfile?

We all know the ASCII randomart generated by ssh-keygen when creating or validating ssh public keys. We also know you can generate hashes of any file with sha1sum or md5sum. But, is it possible to ...
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118 views

SSH Ubuntu Touch

I want to SSH my new Ubuntu phone and tried this instruction but it doesn't work. I get "error: device not found" from every single command.
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27 views

Building openssh from source on ubuntu

Hi I'm building openssh from source. From source primarily because, I want to collect more logs than what openssh already writes in /var/log/auth.log file. In one of the c files of the source ...
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23 views

Using ssh as a proxy

I work remotely and I don't have access to some resources of my company from my local machine. Those resources can be accessed only from remote virtual machine. It's not very handy and I see two ...
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I want to make a remotely controlled server running ubuntu gnome

Ok, so I have an old HP box with a 320gb hard drive in it. The display controller doesn't work on this machine, so I need to be able to control the machine remotely from my primary Linux Mint ...
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2answers
798 views

Error `could not load host key` when trying to recreate SSH host keys

I am trying to recreate the ssh-server host keys. I have at least two ways to do this: With dpkg-reconfigure dpkg-reconfigure openssh-server This works fine, but I cannot give the key length ...
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64 views

ECDSA SSH Auth Always Fails

I am trying to use an ECDSA key for ssh on a vps, as I am trying to migrate from RSA toward more secure encryption protocols. I am running Ubuntu 14.10, and the server I am trying to connect to runs ...
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57 views

Why Does SSH Only Offer Two Pub Key Ciphers?

Perhaps askubuntu is not the best place for this question, however, this pertains to all linux systems, including Ubuntu. After the Snowden leaks, a lot of people have questioned the integrity of RSA ...
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170 views

SSH Public Keys not working anymore?

I have an Ubuntu Server and OS X and Windows (Cygwin) clients. A few days ago, I was able to successfully generate RSA keys on the client and copy them to the server with: ssh-copy-id ...
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89 views

$password with ssh chpasswd

I've a problem with "ssh chpasswd" .. I need to implement the "$password" of register.. Eg.. I've this code.. echo $ssh->exec("sudo sh -c 'echo $user:test | chpasswd'"); When the script is ...
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20 views

Master Account to Upload Files to sftp Server

All, I'm building an sftp server that will be used for clients to download sensitive information. Our Medical Records team needs a way to upload the files to the clients home directory. I'm ...
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1answer
79 views

I can su root, but can not log in as root? [duplicate]

Usually, it is the other way around...so this might be the first from what I researched. lets say i log on to my server venus as willc86. When I su root, it lets me in. however, lets say I ssh venus ...
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70 views

ssh not working when tethering via android

I have a Raspberry Pi and various Ubuntu-running at home to which I can ssh into without any problems (with my laptop or smartphone) as long as I'm using a WiFi. But when I'm using my smarthones ...
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55 views

SFTP Ubuntu 14.04 - Patient Records Download

I need to build out a server for Insurance Companies / lawyers to download patient records. I'm thinking that sftp is a good choice, but I would like some feedback. I have looked at vsftpd as well, ...
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127 views

SSH Connection closed by remote server for one client but no problem with others!

I have a remote server and I was able to connect via SSH to it but some they I could not any more! I ssh to server with my laptop and my Android phone but from some day every time I am trying and the ...
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How to access VM hosted Ubuntu 14.04 with graphical UI from windows 7

I'm quite new with Ubuntu, and even more with remote Ubuntu. I got VM that is hosted on server, and it has Ubuntu 14.04 on it. I'm connecting via Windows 7 Putty/telnet connection (SSH), and I can ...
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Cannot Rsync to ec2 instance

This seems like the problem with the ubuntu user permission on ec2 server , cannot rsync successfully. Steps Taken: Generated public key from origin server (a normal ubuntu droplet with root user ...
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1answer
191 views

Limit SFTP user access to specified directory

I have a Ubuntu 14.04 server installed with open ssh. I'd like to configure sftp for customers to be able to download files only. In other words, I put files in a directory that they are jailed to. ...
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Allowing Ubuntu user on ec2 to upload and manage files in public web folder

Just created a new ec2 ubuntu instance, and i'm forced to login as ubuntu rather root. While Its ok as of standard security practice but it creates additional problems that ubuntu user cannot upload ...
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1answer
94 views

Direct ssh tunnel through a reverse SSH tunnel

I have 3 PCs: A is behind a firewall and cannot be reached from outside the local network B is outside the A network, has a public DNS but cannot see A C is a laptop without public DNS that often ...
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104 views

X11 Forwarding in ubuntu 14.10 server vps not working

I've bought a VPS with Ubuntu 14.10 server installed on it. Since last two days, I've been desperately trying to get X11 forwarding to work with my VPS and windows machine. Problem: Getting echo ...
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136 views

Problems with kio sftp in Dolphin/Konqueror

I'm running Kubuntu 15.04 and having problems connecting via the kio slave for SFTP. I can access the remote server via ssh and the command line but not through dolphin/konqueror via SFTP. I receive ...
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21 views

How to Schedule Rsync over SSH (Ubuntu Server, Windows and OS X Clients) [duplicate]

On OS X I want to create a cron job that rsyncs certain folders to my Ubuntu server. I do something like this: MAILTO="my@email.com" */5 * * * * rsync -avz '/local folder/' ...
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2answers
19 views

fallback sshd_config script

Is there a way to run a script such as: cp /etc/ssh/sshd_config.orginal /etc/ssh/sshd_config reboot if my /etc/ssh/sshd_config fails? Why do I need this? Well sometimes when I edit the file it ...
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1answer
36 views

One of the computers on my home network does not get a local IP

My ethernet-connected ubuntu box and my wirelessly connected lap both have 192.168... addresses. I just plugged a second ubuntu box into the router, but it gets an 84.210... address. I can ssh to it ...
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53 views

panel applet launches xterm in mate

I have ubuntu with mate, and an ssh panel applet set to launch application in terminal. My default terminal application is mate-terminal. when I click the panel applet, an xterm opens! I would like ...
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27 views

Machine rebooting when running process in screen/tmux

For the past couple of days, I've been running some CPU and memory intensive processes on a remote machine running Ubuntu 14.04. Here is the interesting bit: when I run a process on a regular SSH ...
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1answer
53 views

Can't SSH between two servers

I recently purchased a new VPS to replace my old VPS and was in the process of using rsync to copy files over. Part way through rsync hung up and now it won't make a connection again it just times ...
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2answers
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Rsync over SSH path with spaces does not work with quotes

I am able to successfully RSYNC over SSH as long as the paths do not have spaces in them. When the path does have spaces, it does not work. I have tried slashes, quotes, and double quotes. When I ...
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Leave remote graphical session open

I own a VPS with Ubuntu Server 14.04. I know I can keep processes running using screen, but that's true only for non-graphical processes How can I keep graphical processes alive (e.g. a browser) ...
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1answer
72 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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69 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 ...