Developed by Offensive Security as the rewrite of BackTrack, Kali Linux distro tops our list of the best operating systems for hacking purposes. This Debian-based OS comes with 600+ preinstalled pen testing tools that make your security toolbox richer. These versatile tools are updated regularly and are available for different platforms like ARM and VMware. For a forensic job, this top hacking operating system comes with a live boot capability that provides a perfect environment for vulnerability detection. Now Kali Linux is based on a rolling release model
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Parrot Security OS:
Debian-based Parrot Security OS is developed by Frozenbox’s team. This cloud-friendly Linux distribution is designed for ethical hacking, pen testing, computer forensics, ethical hacking, cryptography etc. Compared to others, Parrot Security OS promises a lightweight OS that is highly efficient. Along with its plethora of legally recognized tools, you also get the opportunity to work and surf anonymously. For those who don’t know, Parrot Security OS is a mixture of Frozenbox OS and Kali Linux. The OS uses Kali repos for updating its tools, but it has its own dedicated repo for storing the custom packets. It comes with MATE desktop environment and the powerful interface is derived from famous Gnome 2. This highly customizable hacking oeprating system also comes with a strong community support.
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BackBox Linux is an Ubuntu-based operating system with its focus on security assessment and penetration testing. BackBox Linux comes with a wide range of security analysis tools that help you in web application analysis, network analysis etc. This fast and easy to use hackers’ favorite Linux distro comes with a complete desktop environment. The software repos of the hacking tools in this hacking operating system are regularly updated with the most stable versions.
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Samurai Web Testing Framework:
Samurai Web Testing Framework is basically a live Linux environment that comes pre-configured to work as a web pen-testing platform. The framework contains multiple free and open source hacking tools for detecting vulnerabilities in websites. It’s often called the best operating system for Web Penetration Testing.
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Based on Gentoo Linux, Pentoo is a pen testing operating system that is available as a 32 and 64-bit installable Live CD. You can also use Pentoo on top of an existing Gentoo Linux installation. This XFCE-based distro comes with persistence support that allows you to save all the changes you make before running off a USB stick.
This excellent hacking operating system comes with a wide variety of tools that fall under categories like Exploit, Cracker, Database, Scanner etc. This Gentoo derivative inherits the Gentoo Hardened feature set that brings additional control and configuration.
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The open source Linux distribution DEFT stands for Digital Evidence and Forensic Toolkit. It’s based on Ubuntu and built around the DART (Digital Advanced Response Toolkit) software. It comes with many popular forensic tools and documents that can be used by ethical hackers, penetration testers, IT security specialists, and other individuals.
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Caine is an Ubuntu-based security-focused distro that is available as a live disk. It stands for Computer Aided Investigation Environment and can also be run from the hard disk after installation. This Linux distro comes with a wide range of tools to help you in system forensics.
Caine comes with a large number of database, memory, forensics, and network analysis applications. This distro for ethical hacking also features common applications like web browsers, email clients, document editors etc. for usual computing purposes.
Network Security Toolkit (NST):
Network Security Toolkit is a Fedora-based Linux distro that runs on 32 and 64-bit platforms. This bootable live CD was created to give you an access to the best open source network security applications for pen testing purposes. This easy-to-use hacking distro easily converts the x86 systems into an ethical hacking machine that is helpful in intrusion detection, network traffic sniffing, network packet generation, network/host scanning etc.
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BlackArch Linux is available as a complete Linux distribution for security researchers and ethical hackers. It’s derived from Arch Linux and one can also install the BlackArch Linux components on top of it.
The constantly growing repo of this useful operating system for hacking purposes is stuffed with more than 1400 tools that are thoroughly tested before being added to the codebase.
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Available in Debian, Ubuntu, and OpenSuSe, Bugtraq is famous for its electronic mailing list that is purely dedicated to computer security. The issues that are covered are vulnerability discussion, security-related announcements, exploitation methods etc. The Bugtraq Team consists of experienced hackers and developers that offer a great service for ethicals and pen testers.
Bugtraq comes with tons of pen testing tools including mobile forensic tools, malware testing tools and other software developed by the Bugtraq-Community.
ArchStrike is a great Linux distribution for hacking purposes. It’s a penetration testing and security layer on top of the popular Arch Strike Linux distro. This ethical hacking operating system follows the Arch Linux philosophy very closely. It should be noted that unlike other Linux-based distros on this list, ArchStrike isn’t a standalone Linux distro. Instead, it’s an Arch Linux repository for security professionals with tons of pen testing tools.
Fedora Security Spin:
Fedora Security Spin acts as a safe test environment for working on security auditing, system rescue, and teaching purposes. It’s maintained by a community of security testers and developers. Powered by the popular lightweight Xfce Desktop Environment, Fedora Security Spin comes with all the important security tools you’ll need. It has firewalls, network analyzer, password crackers, intrusion prevention, forensics, password tools, etc. Some of the featured applications in this Linux distribution for hacking are Etherape, Ettercap, Medusa, Nmap, Scap-workbench, Skipfish, Sqlninja, Wireshark, and Yersinia.
Fedora Security Spin website