Hottest cybersecurity open-source tools of the month: August 2025

This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Buttercup: Open-source AI-driven system detects and patches vulnerabilities Buttercup is a free, automated, AI-powered platform that finds and fixes vulnerabilities in open-source software. Developed by Trail of Bits, it recently earned second place in DARPA’s AI Cyber Challenge (AIxCC). EntraGoat: Vulnerable Microsoft Entra ID infrastructure to simulate identity security misconfigurations EntraGoat is a purpose-built tool that sets … More → The post Hottest cybersecurity open-source tools of the month: August 2025 appeared first on Help Net Security.
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