Kioptrix 1.0 is the first level of the Kioptrix machines CTF challenges. As you can understand this is the easiest challenge to solve. The main focus of this machine is to learn how to use basic enumeration

Temple of Doom is a Boot2Root CTF Challenge and is available at Vulnhub. This machine is intended for "Intermediates" and requires a lot of time and good enumeration skills to get root. In this

Fart Knocker is a Boot2Root Challenge from TopHatSec Series and is available at Vulnhub. This is a unique and interesting challenge that includes Packet Analysis and Port Knocking. In this walkthrough,

BTRSys is a Boot2Root Challenge and is available at Vulnhub. This is a really interesting CTF challenge, especially as its Client Side Restrictions using JavaScript. In this walkthrough, I'll be using

Pluck is a Boot2Root CTF Challenge and is available at Vulnhub. This challenge is for "Intermediates" and requires some good enumeration and exploitation skills to get root. In this walkthrough,

DerpNStink is available at Vulnhub. It is compatible with both VMWare and Virtualbox. According to the author, this machine is similar to the ones in OSCP labs. This VM is for beginners and requires a

H.A.S.T.E is available at Vulnhub. This is not a Boot2Root Challenge and getting lower shell is enough. This VM is intended for "Intermediates" and has a medium difficulty level. In this

Lin Security is available at Vulnhub. This VM is made for "Beginners" to master Privilege Escalation in Linux Environment using diverse range of techniques. There is no vulnerability in Kernel

Cyberry is available at Vulnhub. This machine works on both VMware and Virtualbox. This VM is intended for "intermediates" and requires a wide range of skills and a lot of time to get root. In

Born2Root is available at Vulnhub. This VM is for "Intermediates". Getting your first shell is easy but getting root is a little more difficult. There are two ways to get root, the

FristiLeaks is available at VulnHub. It requires a lot of enumeration to root this VM. This VM is intended for beginners. In this walkthrough, I'll be using Parrot Security OS but you can use any other

Sick OS is available at VulnHub. This machine is similar to ones you might see in OSCP labs. This is a challenging and exciting CTF that contains multiple vulnerabilities and privilege escalation vectors.

Blacklight is a beginner level CTF challenge. The VM is available at VulnHub. This challenge is very easy and short as compared to other VulnHub Challenges. Import the VM into the Virtualbox and turn on.