ssh
-
CentOS
How to install fail2ban on CentOS 6 and 7
I will show you how to install fail2ban on centos 6 and centos 7 to protect SSH brute force attacks. There are many ways to protect SSH server, the best way is to use ssh-keys authentication rather than regular password authentication. I have also written a long detailed article How to install, config and secure openssh server. In that article I have shown…
-
Security
SSH login without password
We use SSH or Secure Shell to make connection between computers to execute commands. Username and password authentication is normally used to establish connection. With a good strong password, it’s secure enough to use SSH since everything is encrypted through SSH. In this article I’m going to show you how to SSH login without password by using private/public key-based authentication…
-
Uncategorized
Rsync with SSH without prompting for password
rsync is a free software computer program for Unix and Linux like systems which synchronizes files and directories from one location to another while minimizing data transfer using delta encoding when appropriate. Install rsync For ubuntu or debian # apt-get install rsync For RHEL/CentOS 4.x or older # up2date rsync For RHEL/CentOS 5.x or newer or Fedora # yum install…