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

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SPAMHaus/ CBL Blocking List:: UNIX System (Firewall)

I am no linux/ unix guru but CBL and Spamhaus are blocking us every 8 hours roughly and recording it as SPAM. I have completed their instructions to do the following but am concerned i have done it ...
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36 views

Search specific word inside document using ssh [duplicate]

Currently i have to analize some big files looking for a espefic word in .css located on my /var/www/ located on ubuntu server (ssh). There a way to make something like Ctrl+f in windows ...
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66 views

scp - files getting different sizes in destination folder

While using scp, the total file size was noticed to be 0.1G less in the destination folder and, a few files were noticed to be larger in size in the destination folder. What could have caused this? ...
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'Screen -h num ' not working on ubuntu

I am logged into my remote server using ssh and then running a process using screen. I started a screen session using screen -h 5000 so that I can scroll up the screen to see the console output. But ...
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2answers
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Created a new OpenSSL key and I don't know where my CSR file is?

Still learning a lot about Ubuntu and server management. I need to generate a new SSL certificate and I have followed a tutorial on how to create the CSR file. I ran the following command: openssl ...
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1answer
43 views

OpenSSH client not connecting after deleting id_rsa

So I stupidly overwrote my id_rsa and id_rsa.pub files earlier, and I just decied to rm -rf the whole .ssh folder because it was all corrupted/broken after tinkering with it. Ever since that when I ...
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74 views

“xsp4 address already in use” and “access forbidden”

I'm taking over a project from a coworker who recently left. I'll be working by myself on a website that runs on ASP.NET through mono on a xsp4 server. I'm new to linux and the ASP.NET framework so ...
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39 views

Can a user with ssh keys set their own password after logging in with keys without knowing their password?

I'm playing around with a script to create a user across a number of machines. I'd like to not know the users password at any time, but having the public SSH keys is quite acceptable to me. The user ...
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38 views

How to forget sftp password in Nautilus (none in seahorse)

I added the entry sftp://daniel@<somedomain> to my bookmarks in Nautilus. The first time it was accessed it asked for the password but never after that. I cannot remember which option I selected ...
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451 views

ssh with .pem file to amazon instance Permission denied (publickey)

I am trying to login to instance on amazon using, my ".pem" file has 600 privileges: ssh -v -i FTPServer.pem ec2-user@ec2-xx-xxx-xxx-xxx.compute-1.amazonaws.com i tried all possible users ...
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78 views

Cannot SSH into home desktop

I've installed openssh-server, I've edited /etc/ssh/sshd_config to look as follows # Package generated configuration file # See the sshd_config(5) manpage for details # What ports, IPs and protocols ...
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59 views

SSH to Ubuntu Desktop [duplicate]

I've setup an SSH server on my Ubuntu desktop at home using a dynamic DNS service (NOIP). I have a wi-fi-only Android tablet running Android version 4.4.2. Port 22 is forwarded, ufw is disabled ...
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128 views

Messed up with my ssh_config file. How can I recover the original file?

I was setting up ssh on Ubuntu. I accidentally copied the contents of sshd_config in ssh_config file! Is there a place where I can find the original one? Fortunately I didn't touch the ssh_config. I ...
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39 views

Openstack, Connecting to nova, error: Cannot initiate connection

I am new to Openstack, I've installed it using devstack. I launched an instance using ubuntu server cloud image with heat flavor. I can ssh to the instance. The problem is when trying to do: sudo ...
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186 views

How to fully disable kde wallet?

I'm on kubuntu 15.04. I'd like to use ksshaskpass, but whenever I run it, I get requestor to create kdewallet. I did disable kdewallet, as shown in How to disable KDE Wallet? , any my config files ...
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166 views

Ubuntu server 14.04.02 unresponsive with most of the commands (Ping, etc…) after apt-get dist-upgrade

[EDIT] Seems solved, problem with name resolution suddenly disappeared [/EDIT] I have a Ubuntu Server 14.04.02 on a private server with generic kernel installed, that I can still SSH into. Welcome ...
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13 views

Disallow VNC if not via a SSH tunnel?

How can I disallow VNC if the connection isn't via a SSH tunnel?
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1answer
89 views

Openstack, ssh ubuntu instance: permission denied

I've installed devstack, downloaded a trusty ubuntu server image, launched a heat flavor instance, created a public ssh key, all fine. But when trying to log in with ssh -i key.pem ubuntu@ipAdress I ...
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SFTP Help with Public Keys [duplicate]

So I feel like I'm hitting a wall with openssh. Steps that I have taken: I have setup a usergroup called ftp, added a user(lets say user1) to the group. I then setup openssh, here is my edited ...
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102 views

Redirect traffic flowing into SSH server to privoxy, then to TOR

I own a Ubuntu VPS that I am using for SSH tunneling. I want the traffic to be redirected to TOR network. Some research showed that I can do it by using Privoxy, that will accept traffic from SSH ...
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85 views

Multiple sftp users and access to a /var/www subdirectory

I have some users on my Ubuntu server with vsftpd installed. The server is used as web server and has a shared sftp directory that is accessed by public clients (by giving them the user and password). ...
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41 views

Secure Shell isn't propery loading .bashrc

I've got a seemingly simple issue - I have a 15.04 server that I connect to via ssh. Currently, I have a couple of folders added to my PATH environment variable in my .bashrc file: #... (rest of ...
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328 views

Unable to ssh remote unlock encrypted ubuntu server 15.04 using dropbear/initramfs

So I'm trying to set up a brand new Ubuntu 15.04 headless server with full disk encryption and remote unlock capabilities. I've done this successfully on a raspberry pi running Raspbian-Wheezy, and ...
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17 views

sftp with triple ssh hops

I want to transfer files (in both directions) between my computer ("comp1") and a remote computer ("comp2"). In order to connect, I need to pass two servers along the way ("server1" and "server2") via ...
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95 views

udev/dpkg error

I'm getting this strange output every time I try to execute a command through SSH on my VPS (Ubuntu Server 15.04) which doesn not allow me to install anything. Any suggestions ? Job for ...
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1answer
99 views

Add existing ssh key for git

I am and my friend working on the same project, he has ssh permission for repo, he gave me his ssh key and I want to import it to my id_rsa.pub, but after I get Permission denied error when want to ...
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54 views

Lastlog grows to 4.2G after SSH logout

Running a VPS with Ubuntu 12.04.5 LTS. Noticed a spike in disk usage. Turns out the culprit is lastlog. Overwrote it with >/var/log/lastlog. After logging out of the session and logging back in, ...
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463 views

Want to enable root direct login to telnet/ssh/ftp

I am pretty aware of security risks. But its been a burning need for me to enable root direct login with ssh/telnet/ftp ? Would you please share the procedure this? I have enabled direct root login, ...
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1answer
64 views

How did I login to another server without my private key?

I just had a very scary moment, which forced me to wonder about the security of my private SSH key. Here's what happened: Logged into my server using my SSH key. Gave the entry for my public key ...
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164 views

Ubuntu MATE SSH Keys Not Working

I recently moved to a new place, made no changes to my SSH keys, and for some reason I can no longer authenticate via PuTTY to my Ubuntu MATE box. Has anyone encountered their SSH keys randomly stop ...
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2answers
319 views

GUI SSH for Ubuntu 14.04 [duplicate]

My question is simple. Is there any ssh client in ubuntu 14.04 that has GUI. I need it to remotely access website files and update them.
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33 views

How do I point a domain to an Ubuntu VPS server with only SSH terminal and FTP?

I've recently purchased a VPS hosting server from godaddy (ubuntu server) and I want to configure a domain for this account. They are not providing a cpanel for this account. I only have SSH and FTP. ...
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15 views

Cannot log into SSH Server after SVN installation

I set up SVN on my server and with a different password to my SSH login. I have since then been unable to login through putty when I try to through ssh through my login me@my-server-ip. When I try ...
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30 views

Should I add fail2ban to the following security setting?

I apologize if this is not the right forum, I am new to the StackExchange communities and Linux in general and it seemed like it could belong in a few different ones. I am using a VPS running ...
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1answer
248 views

I can't type a “b” when I'm in the command line

Update I can't even paste a b. I am trying to upgrade to Ubuntu 15.04 but I need to delete some files in the /boot directory. When I cd /oot I can't type a b. So, I thought, I will list the files in ...
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56 views

Error - The host key for this server was not found

I try connect to remote server with KNetAttach, but receive tis message The host key for this server was not found, but another type of key exists. An attacker might change the default server key to ...
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1answer
27 views

Can I use fstab to mount ssh without pub keys and without entering a password?

I regularly have to mount a path via ssh from a server I don't have root access to. Pub key authentication is disabled and I cannot enable it and they won't enable it. Pub key authentication is no ...
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41 views

juju-scaleway specify the ssh key to use?

I'm looking to leverage the new juju-scaleway charm following some of the documentation: https://jujucharms.com/docs/1.20/config-scaleway I have a separate SSH key for my scaleway work, and I want ...
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34 views

Bup - Backup thru ssh

I am new to ubuntu and to bup. I have my local machine and my remote server. I have generated SSH keys and on my server i have added my key and i auto login when i type ssh @ But when i try to run ...
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57 views

Dbus-error while accessing MATLAB remotely through SSH

I am trying to access MATLAB remotely through SSH. Both machines (server and the host) are running Ubuntu.I am facing the following error. kw12568:sandhua~> MATLAB is selecting SOFTWARE OPENGL ...
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107 views

sshd: unrecognized service error

In my Ubuntu 12.04 box, my MaxStartups was like this earlier: grep MaxStartups /etc/ssh/sshd_config #MaxStartups 10:30:60 I increased it to 100 and below is the result now: grep MaxStartups ...
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2answers
102 views

Can't access Openstack VM's after deploying the cloud via Autopilot and Landscape

I have successfully deployed the OpenStack cloud using Landscape, but now I need to ssh into VM running openstack-dashboard, and I can't. I know the IP of that particular VM but it doesn't let me ...
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1answer
35 views

SSH stays open remotely? [duplicate]

When connecting to a server, is there a way to keep the SSH console open once disconnected? Or is there a program that does that, and that lets me connect back into where I left? This situation can ...
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1answer
245 views

Is there anyway to make Ubuntu remember my ssh key passphrase? [duplicate]

Everytime I try to login on a remote server via SSH or try git pull/push on a git repository I get the prompt: Enter passphrase for key '/home/th0th/.ssh/id_rsa': I want to add my key to the ...
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134 views

Kubuntu 15.04 automatically unlock SSH key on login

I'm using the Plasma desktop on Kubuntu 15.04. I've switched over from Gnome 3, which automatically adds your SSH keys to the gnome keyring and (if your login password is the same as your keyring ...
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200 views

Start wildfly as service

I installed wildfly on an ubuntu on a EC2 VM. I connect to the server via SSH and start the server with: ./standalone.sh --server-config=standalone-full.xml This works fine until I terminate the ...
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Apache no longer starts (AH02238: Unable to configure RSA server private key)

My Apache Server no longer starts. Checking the log shows that: [Fri Apr 24 18:05:01.342667 2015] [ssl:emerg] [pid 21220] AH02238: Unable to configure RSA server private key [Fri Apr 24 ...
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2answers
102 views

The safest way to backup GPG and SSH keys

I have, in Ubuntu 14.10, generated a public and private GPG and SSH key set, but I am now needing to do a fresh install and don't want to lose them but don't just want to put them as text files on a ...
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77 views

Sublime Command not working in SSH server on Ubuntu 14.04? [duplicate]

I want sublime text editor open via sublime command, i've all ok for install sublime text 2, but when type sublime in terminal then showing me error, see below, anyone know how i can fix this ? ...
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1answer
62 views

How to prevent specific IP addresses from even connecting to my dedicated server [duplicate]

I've been using this site for Ubuntu-related help for quite some time now, since I own two dedicated servers that run Ubuntu 12.04, which I run gameservers on. Recently, I discovered the wonders of ...