Maltego
Maltego is a commercial graphical link-analysis platform that visualises relationships between people, domains, infrastructure and other entities (a limited free tier exists).
Legal & ethical use. Use lawful, ethical investigations only and respect each data source's terms. Use this tool only on systems, networks and data that you own or have explicit written permission to test. Unauthorised access or scanning can break computer-misuse laws (for example Pakistan's Prevention of Electronic Crimes Act, 2016, and equivalents elsewhere). Practise in your own lab or in authorised environments such as CTFs.
What it is used for
- Visualise relationships between infrastructure assets in an investigation
- Present OSINT findings as a graph
Key features
- Entity graph
- Transforms that pull data from many sources
- Collaboration features
Installation
Download the client from maltego.com and register for an account (check current edition limits on the website).
Beginner usage guide
Start from one entity (for example a domain you own), run transforms and expand the graph step by step, documenting each pivot.
Example commands
Run these only against your own lab or authorised targets. Placeholder addresses such as 192.0.2.x are documentation ranges.
Typical workflow (GUI)
New graph → add Domain entity → right-click → run transformsReview each resulting entity before pivoting further.
References
Source verification
Last reviewed: 2026-10-27
Links checked over HTTP: 2026-10-27 07:51 UTC — official: 200, docs: 200, repo: 200
Commands were written from the official documentation and have not been executed on this site; test them in your lab.