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HP-UX start or stop / restart OpenSSH SSHD service
Q. I’ve HP-UX installed on my HP UX UNIX server. But I’m not able to start or restart the OpenSSH ssh server. How do I stop or restart sshd under HP-UX? A. HP-UX Secure Shell uses Pluggable...
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Linux: Openssh (ssh server) deny root user access
Q. How do I block access to root user over ssh session? A.. sshd (OpenSSH Daemon) is the daemon program for ssh. Server side ssh configuration is defined in /etc/ssh/sshd_config file. You need to use...
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Ubuntu Linux: Start / Stop / Restart OpenSSH ( SSH ) Server
I need to provide a remote access to my Ubuntu Linux server. How do I start / stop OR restart the ssh server under Ubuntu Linux operating system?Read answer to: "Ubuntu Linux: Start / Stop / Restart...
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How to: Turning off SFTP server under Linux / UNIX cpanel server
Q. I've CentOS Linux cpanel server. I'd like to turn off SFTP server but only allow SSH for root user. How do I trun off sftp server? A. OpenSSH / sshd reads configuration data from...
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Run SSH In The background After Running a GUI Linux Application
Q. How can I run ssh (ssh gui) in the background after running a Linux GUI application? How do I run any UNIX x11 application in background with SSH Linux client? A. You need to use ssh X forwarding....
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Ubuntu / Debian Linux Regenerate OpenSSH Host Keys
How do I regenerate OpenSSH sshd server host keys stored in /etc/ssh/ssh_host_* files under Debian Linux server? Can I safely regenerate ssh host keys using remote ssh session as my existing ssh...
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Access Any Remote Server Port Without Modifying Firewall Settings
I've couple of remote servers and I'd like to access few admin only application running on port 10000 and 3001. My firewall only allows port 80, 443, 25, 22 and 110 for public access. Do I need to open...
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How To Reuse SSH Connection To Speed Up Remote Login Process
Q. How do I reuse same ssh connection to speed up remote login procedure with OpenSSH client?Read answer to: "How To Reuse SSH Connection To Speed Up Remote Login Process"
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sshpass: Login To SSH Server / Provide SSH Password Using A Shell Script
Q. How do I login over ssh without using password less RSA / DSA public keys? How do I use ssh in a shell script? How do I login non-interactivly performing password authentication with SSH and shell...
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What Is The Difference Between Authentication And Authorization?
What is the difference between authentication and authorization? Why it is important to understand difference between the two? Authentication vs. Authorization -- what are they and how do they...
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OpenBSD Restart / Reload OpenSSH Without Rebooting
There is no rc.d script provided under OpenBSD for sshd service. How do I restart OpenSSH sshd server without rebooting OpenBSD 4.x server?Read answer to: "OpenBSD Restart / Reload OpenSSH Without...
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Linux/UNIX: Configure OpenSSH To Listen On an IPv6 Address
How do I enable OpenSSH SSH server to listen on an IPv6 address under Linux or UNIX operating systems?Read answer to: "Linux/UNIX: Configure OpenSSH To Listen On an IPv6 Address"
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Install / Append SSH Key In A Remote Linux / UNIX Servers Authorized_keys
How do I install my SSH public key ~/.ssh/id_rsa.pub onto a remote Linux / UNIX server automatically from Linux workstation / Apple OS X laptop without using scp and/or copy & paste method?Read...
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OpenSSH Hide Version Number From Clients
How do I hide ssh number from clients? When I type the following command it displays server version number to end users:ssh -v server2.example.com OpenSSH_5.3p1 Debian-3ubuntu4, OpenSSL 0.9.8k 25 Mar...
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Linux / Unix: Disable OpenSSH Host Key Checking
I've a remote Unix server running with OpenSSH remote login service. The openssh is configured for passwordless login using ssh keys. Our ISP allows to boot all Linux servers into the rescue mode. It...
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Debian Linux Install OpenSSH SSHD Server
How do I install OpenSSH sshd server under Debian GNU/Linux operating systems?Read answer to: "Debian Linux Install OpenSSH SSHD Server"
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HowTo: Revoke OpenSSH Keys and Disable User Access
Many users are using ssh to log into a remote machine and append the indicated identity file to machine's ~/.ssh/authorized_keys file. I recently moved one of my server, and I would like to revoke...
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Linux / Unix ssh-keygen: Create A Host Key File
How do I create a host key file to use with my applications as I can not use system defined /etc/ssh/ssh_host_rsa_key for non-root account under Linux / Unix / Apple OS X / *BSD operating systems?Read...
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Apple OS X: Install X Window System XQuartz For SSH X11 Forwarding On a...
I need to tunnel X Window securely over SSH bases session so that I run X program on my remote Linux/Unix server/workstation and get back display to my Apple Macbook pro laptop. I tried the ssh -X...
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How to fix: MacOS keep asking passphrase for ssh key after upgrade or reboots
I recently upgraded my MacOS Sierra and now ssh command keep asking for passphrase as follows when I try to login to my remote Linux/Unix server: Enter passphrase for key...
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