3 articles tagged "secure shell"

What To Do: Users Still Wants Telnet

TELNET (TELecommunication NETwork) is a network protocol used on the Internet or local area network (LAN) connections. It was developed in late 60s with RFC 15. Telnet is pretty old for login into remote system and it has serious security problem. Most admins will recommend using Open SSH (secure shell) for all remote activities. But you may find users who are still demanding telnet over ssh as they are comfortable with Telnet. Some users got scripts written in 90s and they don’t want to change it. So what do you do when users demands telnet?
OpenSSH Tip: Check Syntax Errors before Restarting Server
OpenSSH / OpenBSD Secure Shell - is default secure shell for encrypted communication sessions over a computer network using the ssh protocol. Usually, you login using ssh and makes changes to its configuration file /etc/ssh/sshd_conf over a remote session. If there is an error in configuration, server may not start (i.e. no remote login [...]
Howto Use SSH To Run Command On A Remote Machine
This article examined a simple, but powerful, method to run commands on a remote machine using combination of ssh and a shell script:
Use Secure Shell (SSH) to run commands on remote UNIX systems and, with some simple scripts, put together a system that enables you to manage many systems simultaneously from one machine without having [...]