Nikto vs SET: Which IoT & Device Search Engine tool is Best in 2025?

Nikto is an open-source web server and CGI scanner written in Perl, included in Kali Linux, designed for identifying vulnerabilities and misconfigurations in web applications. Pre-installed on Kali, it performs fast, automated scans to detect outdated software, missing security headers, dangerous files, and potential exploits like XSS or SQL injection. Using LibWhisker for HTTP requests, Nikto supports SSL, proxies, cookies, and evasion techniques, with a pluggable database of over 6,700 checks. It outputs reports in HTML, CSV, JSON, or XML, making it ideal for penetration testers, security analysts, and DevOps teams.

SET, or Social-Engineer Toolkit, is a leading open-source framework pre-installed in Kali Linux (version 8.0.3), designed for ethical hackers and penetration testers. This social engineering toolkit for cybersecurity automates attacks like phishing, credential theft, and payload delivery, making it a premier penetration testing tool for social engineering assessments. With a 30.40 MB footprint and over 10 attack vectors, SET empowers red teams to simulate real-world threats, integrating seamlessly with Metasploit for robust security testing.