Open Source Security Tools Landscape

Summary

A broad awareness of the open-source security tool ecosystem — most core security work (scanning, SIEM, forensics) has strong free/open-source options, worth knowing beyond just paid enterprise tools.

• 1Build a list of 5-10 open-source security tools relevant to different domains covered in this roadmap.
• 2Explore one unfamiliar tool's documentation and try a basic use case.
• 3Learn why open-source tool fluency is valued even at companies using paid enterprise platforms.