OpenSSH is one of the most popular implementations of SSH used today and available by default in many Linux and Unix-like operating systems.

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known_hosts not updating, but ssh says it added

When I log in from termserv to any other servers, ssh asks me to verify the host fingerprint. Than it warns me that it added it and moves on. If I immediately log out and log back in, this happens ...
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548 views

Alternative ssh server - which is possible to configure to allow all connections without authentification?

Please tell me, is there a ssh server with this unusual capability? Or I would have to edit the source code of openssh-server and recompile?
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404 views

OpenVpn and SSH tunneling

first of all I'm a linux newbie and just rent my vps few days ago. I'm using this vps for ssh tunneling and web server (apache, php, etc). Today I want to install openvpn but I'm bit confused that if ...
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101 views

OpenSSH over VPN (unable to bring up tun0)

I have a nerwork(10.1.2.0/24) where i connected OpenSSH server and OpenSSH client via a switch. I am following this guide: http://bodhizazen.net/Tutorials/VPN-Over-SSH/ I can successfully ssh to ...
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1answer
5k views

Why does SSH hang at the end of these commands and how can I make it exit?

I run this: ssh -t -vvv -i ~/.ssh/druid-keypair -o StrictHostKeyChecking=no ubuntu@${INSTANCE_ADDRESS} <<EOI # Setup Oracle Java ... # Install dependencies - mysql must be built from source, ...
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1answer
106 views

ssh/scp from client to target through proxy

I have a target host and proxy host and client host, the client host could not connect to the target host directly, even with command ping. I am wondering if there is anyway for me to ssh or scp from ...
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461 views

git clone extremely slow using ssh

Originally I could do git clone using ssh at an acceptable speed. However my ubuntu crashed, so I reinstalled using the newest version 13.04. After I re-installed all I try to do git clone using ssh ...
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2answers
876 views

SSH 'Host key verification failed' error

I've generated my ssh key and uploaded it to my github account. What I do was copy directly my id_rsa.pub to my github account. I've verified the key to my local key using ssh-add -l, it was the ...
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70 views

how to simulate a file under linux?

I'm basically trying to do this using openssh: I have a private key, however it isn't in file (it's in memory). Now, I want to create the public key in openssh format. For that I would generally run ...
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134 views

Linux to Windows (OpenSSH) directory bindings

I've got OpenSSH working on a windows machine and have been able to successfully connect from Linux to Windows and vice-versa. I need to know how Linux paths are linked to windows while using scp. ...
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177 views

Sharing windows 7 id_rsa and id_dsa key to another OS

On my windows 7 I have both id_dsa and id_rsa keys. I've decided that I want to switch to ubuntu 12.04 LTS to be exact. can I transfer my id_dsa and id_rsa keys and other git configurations to Ubuntu? ...
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OpenSSH (Windows) to SSH (Linux) key auth not working

I've setup an OpenSSH server on my windows machine and have been able to successfully SSH from windows box to my Linux machine (and vice-versa) successfully. Although, I am not able to set up key ...
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1answer
218 views

Issues while setting up passwordless sftp

I was trying to set up a passwordless sftp from one Red Hat Linux server to another. As "oracle" user, I created the key-pair on server1, copied the publickey over to server2, and then added them to ...
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1answer
166 views

SSH tunnel from linux (ubuntu) to windows

I want to make an SSH tunnel from my Ubuntu to my PC (Windows 7). I found this tutorial for installing openSSH in Windows. I can connect successfully but when I run: ssh -D 8080 [user]@[ip] I ...
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718 views

Configuring OpenSSH for Windows in Cygwin - can't leave blank password

I install OpenSSH in Cygwin under Windows 7 to install Hadoop. I had OpenSSH installed previously, but with a password. All attempts to remove password are failed, so I re-installed Cygwin. I want ...
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3answers
10k views

How to connect home computers (Linux) from office computer (windows) using putty

Is there any way I can connect home computers (Linux) from office computer (windows) using putty. If yes, please tell me the step to make the connection.
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1answer
122 views

Could SSH client connect to SSHServer and create user if not exists?

My question is the next, Could I create users in server (on sshd), when ssh client connect to the server and in this moment create account in server with a spectific group and permissions for this ...
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1answer
1k views

I am trying to ssh into a server and it hangs at login

I am trying to ssh into a server and it hangs at login. This is the output of ssh -v: OpenSSH_5.8p1 Debian-1ubuntu3, OpenSSL 0.9.8o 01 Jun 2010 debug1: Reading configuration data ...
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1answer
907 views

sshd service listening on multiple ports

Well, I need use multiple and distinct ports where sshd will be listening, for distincts clients. Each client connect a different ssh port in real time. Can I put sshd service listening on multiple ...
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1answer
236 views

Allow shell access for key holders OR password login for whitelisted IP addresses

As a first line of defense against brute-force attacks, I've restricted SSH login attempts with TCP wrappers (denying access by default, and maintaining an IP whitelist in /etc/hosts.allow). However, ...
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1answer
784 views

ssh private key works for root, but not for normal user

i have a linux (ubuntu 12) server, and a windows desktop. i am trying to connect via ssh and private key the server has these files rw------- root.root /root/.ssh rw------- root.root ...
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Can I change the filename of my ssh public/private key pair?

I created a public/private key pair: ssh-keygen -t rsa -C "me@example.com" I gave a different key file name than id_rsa since I wanted to create a new separate key from my normal identity. I gave ...
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1answer
512 views

SSH: “no such identity”

I'm having a very peculiar problem getting SSH to work on my Linux box. I have a passwordless git user identified by an OpenSSH key. If I attempt to ssh into it from either the same or a different ...
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4answers
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Secure remote editing of root-accessible files over SSH

As per security best practices one should not allow root login over SSH with password or keys. Instead, sudo should be used. However, if one wants to use SSH (SFTP) for remote editing of server ...
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426 views

Launchd not launching ssh-agent after plist edit

I'm trying to reconfigure my ssh-agent to have a timeout via the -t argument. I edited /System/Library/LaunchAgents/org.openbsd.ssh-agent.plist <array> ...
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106 views

I can not match group in ssh using RSA Key with passphrase

I have two accounts on my computer. One account is named bob. The other account is for a user named joe. I am using RSA key with a passphrase. I can connect BUT when I add the lines Match Group joe ...
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1answer
1k views

Using OpenSSH Server without local user

Currently I've noticed when I use the OpenSSH Server with PAM and for instance RADIUS while I can get the user to authenticate successfully with PAM, I still need a local user account in /etc/passwd, ...
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2answers
130 views

Can a ssh key work for restricted to home user

I am currently running linuxmint and openssh. I have 2 accounts on my computer Joe and Bob. I have the keys and passphrase created by joe stored in the /home/joe/.ssh/ folder. I can connect to Joe ...
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1answer
294 views

openssh: “… disabled because of invalid user”, why?

I'm trying to make openssh work on android phone. When I'm trying to log in it refuses to accept my key. Here is the related lines of debug log: debug1: attempt 1 failures 0 debug2: ...
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1answer
626 views

make command for installing OpenSSH on Ubuntu

I am currently trying to compile OpenSSH on Ubuntu. I am following the steps below which I got from the openssh website; (ref: http://www.openssh.com/openbsd.html) OpenSSH 6.2: March 22, 2013 ...
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408 views

How to connect two computers using SSH tunneling

I have two linux computers in two different institutes. Computer1 is username1 with host1(internal ip 192.168.1.115) connected to server1(public ip 59.162.19.43). Second Computer2 is username2 with ...
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Cygwin OpenSSH closes immediately after a connection

Trying to connect to cygwin-sshd using putty or cygwin ssh on localhost, here is all I get. I have it working fine on a different Win7x64 machine but this one is proving hellish. Config files for ...
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216 views

OS X - make ordinary SSH commands use SSH config

Here is a (somewhat redacted) listing of my ~/.ssh/config under OS X 10.6.8 Snow Leopard: Host * IdentitiesOnly yes Host foo1 IdentitiesOnly yes User foo1 HostName example.com ...
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Running rdesktop via SSH Tunnel causes ERROR: Failed to open display:

I can use rdesktop fine on my Linux Mint (3.2.0-23-generic kernel) system like this : rdesktop IPAddress However, I'd like to run rdesktop through my OpenSSH ssh tunnel. I using the following: ...
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1answer
145 views

Logout safe way to have ssh-agent session for server processes

I am having a server process which is using a passphrase protected SSH key. Currently I log in via SSH to give the key every time the process is restarted. I do: eval `ssh-agent` ssh-add mykey # ...
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1answer
215 views

Remotely generating key pair without passphrase

I'm trying to generate the key pair (without a passphrase) on a remote machine. The command I use for this is: ssh root@REMOTEIP ssh-keygen -t rsa -f /root/.ssh/id_rsa_new -q -N "" The output of ...
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1answer
2k views

How to connect SSH to localhost in Windows7?

Connect SSH Secure Shell to localhost in Windows machine. What will be host name, username , port and authentication method filled in Quick connect of SSH? I tried with 127.0.0.1, but it is ...
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2answers
171 views

Is there a difference if SSH key is created on serverside?

I've got a server running Ubuntu. I installed openssh-server and wanted to use ssh key for login purposes. Everything works fine except one thing. On Ubuntu's community site is written "This massively ...
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95 views

OpenSSH rejects private key passphrase

I'm on Ubuntu 12.04. When I try to connect to our server ssh user@server -p 1234 -i ~/path/to/my/private-key it asks me 3 times for the private key's passphrase and finally fails, though I always ...
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2answers
2k views

How do I forward a SSH port from any interface to a specific IP?

Here's the scenario: I have a desktop, running Windows 7 Ultimate. This desktop has VMware Workstation on it, and a virtual machine running a custom linux, that has OpenSSH installed and working. ...
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1answer
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CentOS 6 sshd: Logging in works, but still claims “access denied”

I have just installed a plain CentOS 6.3 system. I enabled sshd, and try to connect with Putty. This works, but here is what I get: login as: user Access denied user@192.168.1.7's password: Last ...
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96 views

SSH through a tunnel or directly depending on the network I'm conncted to

Is it possible to "automatically" configure ssh to use a gateway to connect to a remote machine based on the client's IP address or something in the likes? Suppose I'm at my laptop, which I can plug ...
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202 views

Connecting SSH with OpenSSH key

I have a CentOS 6 server and I want to connect to it with a private key. On Windows, I use PuTTY Keygen and paste the public key in my server, in .ssh/authorized_keys2 (also tried authorized_keys, ...
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1answer
239 views

ssh authorized_keys on two machines

I have two machines with the same .ssh/authorized_keys (verified since (1) one is a copy of the other and (2) the md5sums of the file on both machines match) and the same /etc/ssh/sshd_config ...
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2answers
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SSH Permission denied on Correct Password Authentication

I could successfully SSH into my machine yesterday with the exact same credentials I am using today. The machine is running Centos 6.3. But now for some reason it is giving me permission denied. Here ...
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3answers
6k views

SSH public keys not working

I've spent a few hours trying to solve this, but have gotten nowhere. The server is running CentOS 6 and using OpenSSH. The client is running OpenSSH too. I created a public key on the client (my ...
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1answer
1k views

Need help tunneling Remote Desktop (RDP) over SSH using OpenSSH

So heres my set up. The picture isn't "Exact" I have modified it, but it gives you an idea. The tools I am using are: PUTTY OpenSSH CYGWIN Remote Desktop VMware vCenter Server Version 5.1.0 ...
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1answer
4k views

Cannot successfully configure OpenSSH via CYGWIN in Windows 2008

I need help configuring OpenSSH on Win2008 via CYGWIN! THANKS in advance! I am trying to configure an OpenSSH server on Windows Server 2008 Datacenter via CYGWIN. I have installed and configured ...
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2answers
825 views

Keep alive with MyEnTunnel or other SSH-background tunnel app

I'm successfully using MyEnTunnel to forward traffic to a remote SOCKS-server. If I don't use the tunnel for a while the connection seems to turn stale, but doesn't fail, hence the browser waits for ...
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1answer
71 views

ssh not working with yes

I had to solve a fringe case lately where I had to add a number of server fingerprints to a user's known_hosts (the authorization is performed with a keypair). I thought the easiest solution would be ...