SSH - PowerCram Blog

Install CactiEZ on Windows 2008 Hyper-V

CactiEZ (Cacti Made Easy) is a self installing Linux Distribution based off CentOS that sets up and configures a customized Cacti install. Everything is designed to be completely automated and working directly out of the box. This compact distro is loaded with extra features such as Syslog and Netflow data collection, Weathermaps, Reports, Auto Discovery, Router Config backup, […]

Upgrade Ubuntu Server From 8.10 to 9.10 – How To

You can use the following steps to easily upgrade Ubuntu Linux server (or workstation) 8.x to 9.10 (latest version as of this posting), either locally or remotely over ssh from a terminal command line. Note: Backup important data and configuration files first. First, apply latest updates to Ubuntu 8.x using: sudo apt-get updatesudo apt-get upgrade Next, install update-manager-core […]

Securing SSH on Linux

SSH (Secure Shell) is a protocol which supports logging into a remote system or executing commands on a remote system, using an encrypted communication between the two systems. By default SSH is running version 1 and allowing direct root access to the system. You should disable direct root access on the sshd_config file and use only protocol 2 […]

Automatically Logout SSH Users after a period of inactivity

You can improve your server security by enforcing SSH timeout so users will be automatically log out after a period of inactivity.  Administrators can easily enforce the timeout on SSH clients by simply changing ClientAliveInterval value and restaring the sshd daemon for the changes to take place. 1) Edit /etc/ssh/sshd_config2) Set ClientAliveInterval to 5 minutes (300 seconds)ClientAliveInterval 300ClientAliveCountMax […]

Trinity Rescue Kit | CPR for your computer

Trinity Rescue Kit or TRK is a free live Linux distribution that aims specifically at recovery and repair operations on Windows machines, but is equally usable for Linux recovery issues.  TRK is a complete command line based distribution, apart from a few tools like qtparted, links, partition image and midnight commander. Some of Trinity Rescur Kit’s most significant […]