sshd is the SSH daemon which responds to incoming requests

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SSH block second level connection

I have 3 Linux environments, lets say L1, L2 and L3, I want to be able to SSH from L1 to L2 and from L2 to L3 but I want to block a user from second level connection i.e. The user who does an ssh ...
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10 views

Is there a failsafe guide for “ssh -X” usage for both client and server?

I simply can't get SSH properly to run with my server config. Both machines are reachable within the identical NAT and around 15cm distance away, they can both be accessed via TCP/HTTP or other ...
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1answer
32 views

Can't Change SSH Daemon's Port Number under CentOS 7

I've upgraded my VPS to CentOS 7 from CentOS 6. Back when I was running CentOS 6, simply changing the port number of the SSH daemon under /etc/ssh/sshd_config used to make my remote SSH connection ...
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1answer
48 views

Cannot connect to Google Compute Engine instance via SSH

i am new to google cloud,i just deployed my first instance it was working fine till yesterday, i used last time to set email server using this tutorial email server, but now i am unable to connect ssh ...
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1answer
23 views

connecting to host running ssh2 server using ssh client

I am trying to connect to a linux host( target_host) running sshd2 using a ssh client( client_host) ;While doing so I converted the pub key of client_host as ssh-keygen -e -f id_rsa.pub > ...
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2answers
38 views

Allow SSH direct Root user login to particular IP addresses

I have configured ssh login disable direct root user, configuration are, /etc/ssh/sshd_config Port 1845 PermitRootLogin no AllowUsers SKBFSXDWA I would like to direct root login to specific ...
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0answers
37 views

How can I do ssh or scp without restarting the sshd service

I had a problem related to ssh about a week back -- Ssh/Ping Problems in Mac Yosemite through wifi but not ethernet. I was able to solve the problem. However, now I am facing another problem, where I ...
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1answer
72 views

can't ssh to linux machine from mac

I have 2 Amazon machines: A(Centos) and B(Ubuntu). I can access B only from A. When I try to connect from my Mac machine to A and then to B, I get the following error: [alexarsh@A ~]$ ssh alexarsh@B ...
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3answers
113 views

SSH Private Key Authentication Failing

I'm kind of stuck here.. I am trying to disable all SSH login capabilities of root. No password login. No key-based login. Nothing. I have a user "andrew" that should only be able to SSH into my ...
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0answers
47 views

SCP connections mysteriously drop; too many connections?

I am running OpenSSH via Cygwin on a Windows 2008 server. This system acts as a file server for a pool of 30 build systems. At build time, each build system copies files as necessary from the file ...
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71 views

SSH login too slow in Centos 6.6

SSH login take too much time in my CentOS machine, and also a ftp server is running on it. Please help me to speedup the login time for both root and ftp user. I tried some tricks but no ...
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2answers
46 views

SSH vs Apache port 443

I want move SSH to port 443, but is used by https. In /etc/apache2/ports.conf I commented the lines for listen by this port. In the default site available also commented the lines. For finish, I ...
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1answer
36 views

SSH key exchange configuration uncertainty

I'm currently configuring ssh on a server and reading trough several guides. Many feature a @url.tld after the option in KexAlgorithms like: KexAlgorithms curve25519-sha256@libssh.org This is ...
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2answers
56 views

Do you know linux live-cd with sshd enabled by default? [closed]

please advice a Linux live-CD which has an sshd server enabled by default. I want to use it as rescue and setup for headless servers. It should get ip by dhcp or fallback to reasonable default ip if ...
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0answers
172 views

sftp with sshd special user permissions

I try to set up a sftp server with my raspberry pi. The result should be that there were three users - sftp-readonly, sftp-readwrite and sftp-writeonly - with special access permissions. As the name ...
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2answers
142 views

SSH service for Windows CE [closed]

I have a small headless WinCE device. It runs Windows Embedded Compact 2013. I want to replace the existing Telnet service with a service that implements the SSH (or OpenSSH) protocol. I found an ...
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1answer
40 views

Adding ssh public key from os x to ubuntu doesn't work

I've just switched my server to ubuntu and everything works except the ssh server. I've installed the sshd server and I generated on my mac ( client ) a key like this: ssh-keygen -t rsa -C ...
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1answer
23 views

How do I sync an RSA fingerprint between two operating systems on the same computer?

My computer is set up to dualboot with Mac OS X and Linux. I have SSH access set up so that I can access it remotely on both OSes. The problem is that whenever I switch from OS X to Linux or vice ...
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34 views

sshd accepts any password for any account on OS X

I have a newly installed, stock, OSX 10.9.5 iMac system on which I enabled remote logins (ssh) in Sys Prefs. That works, but with a weird twist: users ssh’ing in can type in any password (or even a ...
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1answer
66 views

how to control users login on Linux machine according to configuration file

I use the PAM to authenticate users login info from - http://linux.die.net/man/8/pam_listfile in my Linux red-hat machine I have 5 diff users user1 user2 user3 user4 user5 I want to enable ssh ...
0
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1answer
114 views

DD-WRT on Linksys WRT54Gv8 has no sshd or Rflow options

I'm playing with open source firmware for the first time, and seem to have dd-wrt running successfully on a linksys cascading off my main router (which for fear of bricking, I have not flashed yet). ...
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1answer
249 views

How to set up a working ssh server on Windows 7 that accepts public keys

What I actually wants it to make it possible to use rsync from an Unix server to backup files on a Windows 7 Ultimate computer. It need to use public keys unattended and I want Unix-style directory ...
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0answers
44 views

need to start GUI program in Windows through ssh [closed]

I need to start a GUI application in windows machine via ssh. But the problem is when I am using some ssh server this application is running in background. I used freesshd server, which running in ...
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0answers
47 views

Howto write in chroot on Secure FTP(sftp)

As I understood, directory for chroot must have permission 755, and must be owned by root. But 755 mean that only owner(root) have acces for write to this folder. But what if I have user web, with ...
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85 views

32bit and 64bit Cygwin sshd services on the same machine

I have Windows 7 station and I would like to have two running sshd services: ssh daemon for 32bit Cygwin ssh daemon for 64bit Cygwin I installed 32bit Cygwin sshd using setup script ...
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88 views

Is password-less access to SSH using chroot setup possible?

I was able to log in into a ssh server using public and private keys without using a password. I was able to also setup chroot and jail a new user and avoid that the user could connect via ssh but ...
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0answers
17 views

Check if a daemon triggers watchdog

I read about sd_notify (http://www.freedesktop.org/software/systemd/man/sd_notify.html) and was wondering if it's possible to somehow find out if a daemon sends some notifications. In particular, I ...
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1answer
56 views

Connection refused only locally. Access from outside works

I have raspberry pi with raspbian. Lighttpd and sshd worked fine, but a few days ago they started to refuse connections from local network PuTTY and Chrome connection to local IP gets refused. ...
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0answers
152 views

sshd_config settings not taking effect

I've been trying to configure SSH public key authentication for non-interactive login for sftp and for that to work, I know I need to have the following settings: RSAAuthentication yes ...
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2answers
42 views

Disable open ssh server without root elevation

Is there a way to stop an ssh server without root elevation? Or just make others unable to connect to my computer.
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0answers
282 views

Ubuntu 14.04 ssh server hanging when connecting but pings works

I am running an Ubuntu ssh server with login and ChallengeResponseAuthentication enabled. However, the following command outputs this and hangs until timing out: ssh -vvv name@xxx.xx.xxx.xxx ...
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1answer
62 views

Can't log in via ssh from new user

Let's say that user A is my main user. I configured A to work with ssh and I maniged to connect to it via localhost or my ip. I want to create a user who is not in the sudo group and has ...
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1answer
28 views

Filtering who can connect to me via ssh

I want to access my home pc from my laptop. This will make working on projects while in university much easier (and a whole bunch of other things) I've successfully installed ssh and ssh-server. I ...
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3answers
465 views

SSH connection not possible in local network

Today I realized a very strange thing: I have a server (running Ubuntu Server 12.04.4 LTS) in my local network whose SSH port is accessible via the internet (I can connect to it using ssh ...
1
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1answer
75 views

Can't disable SSHD banner

So, I have a WD MyBookLive NAS, which runs an ugly PPC build of Debian Squeeze. It has SSH access enabled, and when I log in, I get a long banner message (closer to an epic saga in length) about ...
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1answer
215 views

How to allow ssh access to a folder of another user

Let's say I have a user 'user1'. This user has a special directory which can be accessed by another user ('user2'): /home/user1/directory How can I allow ssh/sftp access for user2 only to this ...
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1answer
42 views

Wrong ownership when SFTP files

I have successfully setup jailed SFTP access using ChrootDirectory. Match Group sftponly ChrootDirectory %h X11Forwarding no AllowTCPForwarding no ForceCommand internal-sftp I ...
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1answer
34 views

Is it possbile to forward ports automatically via ssh from server

Is it possible to forward some ports automatically from the server (define in server sshd_config)? E.g. any user who connects will have particular forwarding rules regardless if he configured his ...
0
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1answer
76 views

Cannot jail ssh account using ChrootDirectory

I am trying to jail my accounts into their home directory. I tried to do: Match group accounts X11Forwarding no AllowTcpForwarding no ForceCommand internal-sftp ChrootDirectory %h ...
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0answers
712 views

ssh connection refused error on cygwin on windows 8

I set up sshd on cygwin (via the openssh package), and started up the ssh daemon on port 7000. I opened up the port 7000 on my modem as well as windows firewall. From the cygwin prompt, when I connect ...
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1answer
610 views

ssh-host-config script still finds the user account cyg_server when it's deleted

I removed sshd service and deleted the privilegded user account created by the script. Now I want to re-install sshd, and am having trouble with the ssh-host-config script. It still finds the user ...
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0answers
42 views

SSH agent forwarding not working although forward is enabled and configured

I have three machines home-dev (home development server) server-dev (cloud dev server) svn-dev (SVN server) I can login via SSH without problems from home-dev -> svn-dev home-dev -> server-dev ...
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1answer
122 views

sFTP process ids explained?

Could someone explain to me the process that sftp makes when creating a connection and transferring data, on a control/data level? I know the basics about the ssh authentication and such, but for ...
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2answers
2k views

Configuring Public Key Authentication with SSHD under Cygwin

I am trying to configure SSHD to allow public key authentication under Cygwin on Windows Server 2012. Currently my problem is access being denied. I have confirmed that my public key is saved as a ...
0
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1answer
266 views

DD-WRT router — very long ssh-login times

I've recently upgraded my DLink router from factory-installed firmware to DD-WRT (version v24-sp2 std). I'm quite happy with both the new GUI and the command-line, but I'm puzzled, why it takes almost ...
1
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1answer
286 views

Can not connect via sshd on scientific linux 6

I try to connect over ssh to my working machine (in the same network). The machine is reachable by ping and responds with the password prompt when I try to ssh it. But doesn't accept the password. I ...
0
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1answer
59 views

Why my reverse ssh is closing when I try to connect to it?

I'm using a reverse SSH tunnel on Debian with openssh-server and autossh: something like -R 1234:localhost:22 with a monitoring port also set. Generally, it works well, but I'm having the following ...
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0answers
124 views

Trying to setup SSH RSA auth on a debian machine.

I am trying to set up ssh on a debian machine. I have a pair of keys generated with putty, I load my private key with Pageant, and the public one I uploaded on the server, and paste it in ...
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0answers
131 views

What should I do to access the whole server via SFTP?

I just setup the server with Debian and trying to access /var/www directory by Notepad++ via SFTP. But there are very few folders accessible. It looks like SFTP has the access just to those few ...
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0answers
541 views

How to get systemd “socket” unit to automatically restart? specifically dropbear.socket

On my BeagleBone Black Angstrom system, the dropbear.socket UNIT seems to spontaneously die after a while. The effect is that I can not ssh into the machine without restarting the dropbear.socket ...