Linux, Windows, Security, Programming, Network Tutorials
PuTTY is open-source and free ssh and telnet client used to connect remote SSH and Telnet services. SSH provides secure access to remote systems like Linux, Ubuntu, CentOS, Debian, Kali, Mint, RedHat, Cisco, Huawei, and similar network gears. Download PuTTY PuTTY is mainly designed for Windows operating systems. PuTTY software is provided as 32, 64 … Read more
ssh is very useful protocol and tool used by Linux system administrators. It provides easy, secure and fast access to the remote systems and servers. It also provides file copy between local and remote systems securely. But in an enterprise environment we generally need to run single command on multiple remote servers. In this case … Read more
SSH protocol provides different ways for authentication. Key based authentication is the most secure one. In order to use key based authentication we should store the key in a command place. SSH agents reads keys and uses for authentication with remote system. We can use ssh-add to store keys in a common path. Key Files Public … Read more
Ssh protocol secures remote connections which are shell or terminal-based to the remote systems. Ssh protocol and tool provides more than that. We can use ssh to create tunnels over local and remote systems or connect remote system X server. In this tutorial, we will look at how to tunnel and port forward locally and remotely. … Read more
Ubuntu is popular Linux distributions used by millions. In order to access Ubuntu systems remotely we use ssh protocol. So in order to access and manage Ubuntu systems the ssh server should be installed and running without restriction like firewall. In this tutorial we will look how to install, start and troubleshoot SSH service in Ubuntu, … Read more
Puttygen is used to generate ssh public and private keys for putty. We can use a different type of encryption algorithm bit sizes and ssh versions. In this tutorial, we will look at useful examples of puttygen. Install Puttygen To Linux puttygen is provided with putty packages most of the Linux distributions like Ubuntu, Debian, … Read more
Remote access is the main method while managing Linux systems. Remote access must be secured accordingly. OpenSSH suite which implements Ssh provides this security with server and client side. OpenSSH also provides auxiliary tools to make copying or identity management easily and securely. OpenSSH servers run by default TCP port 22. We call it generally … Read more
I want to connect my Linux server securely. Security is important nowadays. OpenSSH is a secure shell for remote connections. OpenSSH is very popular and have very life saver features. Installation Installation of ssh is like below. ssh full package name is Openssh-server which provides daemon, client and auxiliary tools for ssh. Ubuntu, Debian, Mint, … Read more
Scp is an acronym for Secure Copy. It is used primarily for copying files over an ssh connection. The copied files are encrypted and assumed secure as ssh. If the files contain sensitive data copying them with SCP or similar encrypted protocol is the best solution. In this tutorial, we will look at how to … Read more