What is CTF? Most of the developer are familiar with this CTF as this is the doorway for taking the first step in the field of security. Any developers first priority is security. They don’t want to leave a door open in their site for hackers to exploit. now, how do they gain the experience to protect their site? CTF provide exactly that. Its a playground for developers to play and learn what threats their site can face in the real world and how to fix them without risking their products. Like many competitions, the skill level for CTFs varies between the events. Some are targeted towards professionals with experience operating on cyber security teams. These typically offer a large cash reward and can be held at a specific physical location. Other events target the high school and college student range, sometimes offering monetary support for education to those that place highly in the competition! CTFs can be played as an individual or in teams so feel free to get your friends onboard!

Where do I start?

if CTF seems exciting to you, let me tell you where you can start playing it ring away.

Learning

• Introduction to common ctf technique [https://ctfs.github.io/resources/
• Tips and tricks to solve typical ctf challanges faster [https://trailofbits.github.io/ctf/forensics/
• solution to previous CTF challenges [https://trailofbits.github.io/ctf/forensics/

  Resources

  -CTF event tracker [https://ctftime.org/

In this article you will learn how to create a simple application with ReatcJs

Overthewire organization host this wargame.It for Beginner who want to learn Linux command.This game make Linux learning more fun and also challenging.

Bulldog2 is an advanced challenge box,packing a combination of new and legacy attack vector. it is Designed by “Nick Frichette” . It is web application developed in angular.js to teach about application security.

Level: Advanced Hosted on Vulnhub, Bulldog 2