If you want a similar, actively maintained OS for security/privacy testing on Windows 11/10/8/7:
These can be downloaded for free, verified with SHA256 sums, and run safely in VirtualBox or VMware on Windows.
Prerequisites:
Steps:
Note for Windows 11 users: You may need to disable Secure Boot and TPM 2.0 temporarily. Re-enable after installation if you want Windows to boot securely.
Pros of Rahim Soft:
Cons:
Better alternative:
Use the official ISO found via Wayback Machine or Internet Archive, then verify with SHA256. Only use Rahim Soft as a last resort, and scan every file with Malwarebytes + Windows Defender before opening.
Ninjutsu OS is a Debian-based Linux distribution aimed at penetration testers, bug bounty hunters, and cybersecurity students. Version 2 brought significant improvements:
Unlike Kali Linux, which is heavy and resource-hungry, Ninjutsu OS is optimized for speed and low RAM usage (as low as 512MB). That’s why Windows 7, 8, and even older laptops find it appealing. If you want a similar, actively maintained OS
Instead of blindly trusting “Rahim Soft,” follow this verified method:
No. We strongly advise against it. VirusTotal scans of files from similar sites often show trojans. Stick to SourceForge, GitHub, or the official website.