Hottest cybersecurity open-source tools of the month: September 2026
Help Net Security highlights eight September 2026 open-source security tools, from secrets scanning to AI-agent controls.
Help Net Security’s September 2026 roundup covers eight open-source security tools. Sift, from Stratus Security, searches disks, Active Directory, SharePoint, Slack, Jira, and Confluence for credentials. Stacklok’s ToolHive containers Model Context Protocol servers, while Tencent Zhuque Lab’s AI-Infra-Guard fingerprints Ollama, vLLM, and ComfyUI, checks more than 1,600 CVEs, and runs jailbreak evaluations. Other entries include Permify and Authorizer for access control, DeepZero for Windows driver analysis, Gopass for team passwords, and Prismor for policy checks on AI coding agents.
36