Nikto Server ScannerStep-by-step reference: use Nikto web server scanner for vulnerability assessment, misconfiguration detection, and server hardening. Educational purposes only.FAQ

What is Nikto?

Nikto is an open-source web server scanner that tests web servers for over 7,000 potentially dangerous files, outdated server software, insecure scripts, and configuration vulnerabilities.

Is using Nikto legal?

Yes, Nikto itself is a legitimate open-source security audit tool. However, running Nikto against any web server without explicit written permission is prohibited and illegal. Always test only servers you own or are authorized to assess.

How do I install Nikto on Ubuntu or Debian Linux?

You can install Nikto directly via APT using `sudo apt update && sudo apt install nikto` or by cloning the official CIRT GitHub repository and running the Perl script.

How do I scan a target website with Nikto?

Run `nikto -h http://example.com` or `nikto -h 192.168.1.50 -p 80,443` to start a comprehensive scan against default web ports.

What are Nikto tuning options?

The `-Tuning` flag lets you selectively run specific check categories (e.g. 1 for interesting files, 2 for misconfigurations, 3 for information disclosure, b for software identification, etc.), speeding up scan times.

How do I export Nikto scan reports to a file?

Use the `-o` and `-Format` flags, for example: `nikto -h http://example.com -o nikto_report.html -Format htm` or `-Format csv`.

How do site owners defend against Nikto findings?

Keep web server packages up to date, wipe default files and test scripts, disable HTTP TRACE/TRACK methods, implement security headers (HSTS, CSP, X-Frame-Options), and deploy a Web Application Firewall (WAF).

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