Yersinia vs DMitry: Which OSINT Web Recon Framework tool is Best in 2025?

Yersinia is an open-source, robust framework for executing layer 2 (Data Link Layer) network attacks, designed to exploit vulnerabilities in various network protocols. Integrated into Kali Linux, Yersinia empowers cybersecurity professionals, penetration testers, and network administrators to analyze and test the security of deployed networks. Named after the plague-causing bacterium Yersinia pestis, it targets protocols like STP, DHCP, CDP, and VLAN, enabling users to simulate attacks such as DHCP starvation, VLAN hopping, and spanning tree manipulation.

DMitry is a command-line utility included in Kali Linux for passive information gathering during penetration testing and ethical hacking. Written in C, it collects public data about a target host, including subdomains, email addresses, uptime information, open TCP ports, and whois details for domains and IP addresses. DMitry also retrieves Netcraft data, such as operating system and web server details. Its lightweight design, with a 50 KB installed size, makes it ideal for quick reconnaissance, reducing the need for multiple tools. Key features include customizable TCP port scanning with TTL settings, filtered port reporting, and banner grabbing.