John 的文章
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Guacamole -- HTML5 based RDP/VNC/SSH Connections
This guide is no longer maintained. Check out my new Guacamole guide for CentOS 7 HERE! In my quest to simplify my technical life, I have been enter…… -
Install Guacamole (Incubator) from source on CentOS 7
This post was last updated on Feb 02, 2017. Changes made to make this guide current as of Guacamole Incubator 0.9.11 RC1. This is my third Guacamole…… -
RHEL 7 / CentOS 7 : Disable Firewalld and use iptables
Hello, Just installed CentOS 7 on my Virtual machine and realized that, Firewalld is bit complicated as I am using iptables firewall from many years…… -
11 useful commands for Linux/Unix administrators
Command line is more powerful because you can do lot with them, you can tell your computer exactly what you want and get the appropriate answer, …… -
Write a TCP Server in Python – Part 2
This article is for people that have good knowledge in Python and want to learn and practise new skills and do some network basics. Information abo…… -
Write a TCP Server in Python. Introduction with Sockets – Part 1
It is late and I decided to code a simple TCP server in pure Python. But what is a server? Anything that receives connection from other computers c…… -
Write a Simple Client in Python
Now that we finished writing the TCP server it is time to write a simple client which will connect to the server. It is very simple to create our c…… -
How To Manage Multiple SSH Sessions Using Cluster SSH And PAC Manager
About SSH We, all, know what is SSH, right? SSH, stands for Secure Shell (sometimes known as Secure Socket Shell), is a Cryptographic Protocol that…… -
Block SSH Brute Force Attacks Using SSHGuard
SSHGuard is a fast and lightweight monitoring tool written in C language. It monitors and protects servers from brute force attacks using their lo…… -
Determine Your Specifications from Command-Line
We recently published article about how to determine your computer’s architecture via GUI. Today am going to show how to do the same thing from the……