Ninjutsu OS is a specialized operating system based on Windows 10, specifically designed for penetration testers, security experts, and red teamers. Created by security expert Hasan Al-Qawzai, it serves as an offline, pre-configured integrated environment for various information security tasks. Core Features and Tools
The system is built to provide a "full portable arsenal" for security professionals. It includes:
Over 800 Pre-installed Tools: Geared toward tasks such as penetration testing, red teaming, malware analysis, and reverse engineering.
Privacy and Anonymity: Integrated tools like Proxycap, Shut10, WPD10, and DNSCrypt are designed to defend user identity and block data collection services.
Android Penetration Testing: A pre-configured environment specifically for testing Android security.
Performance Optimization: The OS includes custom tweaks to disable annoying Windows features, remove unwanted components, and improve overall performance for security workflows.
Custom Terminal: A terminal enhanced with shell aliases and features designed to speed up command-line tasks. System Requirements and Installation
While versions like Ninjutsu OS v2.0 are based on Windows 10 Pro (specifically version 2004, Build 19041), it can be used on modern hardware compatible with newer Windows versions.
Hardware: It typically requires a 64-bit processor and significant storage, with the full installed size reaching approximately 20GB.
Installation Method: It is recommended to install the OS as the primary system using Rufus to create a bootable USB drive. The partition scheme should be set to MBR, and the drive will be formatted during the process. Official Sources and Community Ninjutsu OS is a specialized operating system based
You can find more information and updates on the project's official channels: Website: Ninjutsu Project Blog Development: Ninjutsu OS GitHub Communication: Ninjutsu Telegram and Ninjutsu Twitter
Are you planning to install Ninjutsu OS on a physical machine or within a virtual environment?
Ninjutsu OS is a security-focused operating system based on a heavily modified version of Windows 10
, specifically designed for red teaming, ethical hacking, and penetration testing. Created by a developer named Hasan, it provides an out-of-the-box environment pre-loaded with over 800 cybersecurity tools , eliminating the need for manual individual installations. Core Features and Tools
The OS is optimized for performance and privacy, featuring several pre-configured enhancements: Tool Arsenal
: Includes a vast collection of tools for information gathering, exploitation, malware analysis, mobile security, and wireless attacks. Privacy Tweaks : Integrates tools like to disable Windows tracking services and improve anonymity. Optimization
: Removes unwanted Windows components and services to boost performance. Custom Interface
: Features a specialized start menu and a custom command-line tool, ninjutsu c , which supports Linux-like commands such as Download and Compatibility Version History
: While early versions were around 25 GB, the ISO size was reduced to approximately 20 GB for Version 2 and further optimized in subsequent updates. Educational Use: The OS is an excellent resource
: Since Ninjutsu OS is itself a modified version of Windows 10, it does not "run" on Windows 11, 8, or 7 in the traditional sense; rather, it is installed as a standalone OS or within a virtual machine (VM) on those platforms. Installation : It can be installed using tools like to create a bootable USB drive. Availability
: Official project details and historical download info were traditionally hosted on the Ninjutsu Project GitHub Important Security & Legal Note
Users should exercise caution when downloading modified ISOs from third-party sites like "Rahim Soft." Official project development faced legal pressure in 2020 when Microsoft issued a DMCA takedown notice
Ninjutsu OS is a specialized, Windows-based distribution designed primarily for penetration testing and red teaming. While it is a powerful resource for security professionals, its status as a highly modified version of Windows 10 raises significant legal and security considerations for general users. Detailed Review: Ninjutsu OS Core Features and Toolset
Ninjutsu OS is built on a heavily tweaked version of Windows 10 (originally build 1909) and is pre-loaded with over 800 cybersecurity tools. This eliminates the need for manual tool installation, creating a "portable arsenal" for security experts.
Tool Categories: The distribution includes specialized kits for information gathering, malware analysis, mobile security, web application attacks, and reverse engineering.
Custom Interface: The OS features a unique UI that resembles Kali Linux, with a specialized start menu and a custom command-line tool, ninjutsu c, that supports Linux-like commands such as ls.
Performance Optimization: Versions like V.2 and V.3 have focused on reducing the ISO size—bringing it down from roughly 25GB to 15GB—while optimizing Windows for better performance and anonymity. Privacy and Tweaks
The OS integrates several community-favorite privacy tools like O&O ShutUp10 to disable telemetries, unwanted collection services, and "annoying" Windows 10 features. These modifications are intended to improve both performance and user anonymity. Compatibility and Installation specifically designed for penetration testers
Base OS: Although users often search for it alongside Windows 11, 8, or 7, Ninjutsu OS itself is a standalone distribution based on Windows 10. It is not a software "patch" but a full operating system image (ISO).
Setup: Installation typically requires creating a bootable USB using tools like Rufus. Given its modified nature, many users prefer running it within a virtual environment like VirtualBox to avoid compromising their primary hardware. Critical Security and Legal Risks
Despite its utility, there are major red flags associated with downloading this OS from third-party sites like "Rahim Soft":
Title: Ninjutsu OS 2: A Comprehensive Technical Review and Acquisition Guide for Modern Windows Environments
Abstract This paper provides a detailed examination of "Ninjutsu OS 2," a specialized Windows-based operating system distribution often utilized by penetration testers, ethical hackers, and cybersecurity enthusiasts. The review analyzes the operating system’s architecture, its suite of pre-installed tools, and its compatibility with contemporary hardware running Windows 11, 10, 8, and 7. Furthermore, this document assesses the distribution channel "Rahim Soft," discussing the implications of third-party software hosting and the critical importance of cryptographic verification for security-centric distributions.
The use of Ninjutsu OS 2 falls under strict legal frameworks. While the OS itself is a collection of tools, the usage of these tools without explicit permission is illegal under laws such as the Computer Fraud and Abuse Act (CFAA) in the US or the Computer Misuse Act in the UK.
Ninjutsu OS 2 boots into a dark-themed Xfce desktop. Default credentials (unless changed by Rahim Soft’s build):
From there, you’ll find:
Ninjutsu OS is a Linux-based distribution focused on open-source intelligence (OSINT), penetration testing, and anonymity. It is not a Windows program but a full operating system.