Hottest cybersecurity open-source tools of the month: September 2026

Hottest cybersecurity open-source tools of the month: September 2026
This selection highlights open-source cybersecurity tools that improve secrets discovery, AI system security, access control, and password management across modern enterprise environments. It includes Sift, ToolHive, AI-Infra-Guard, DeepZero, Gopass, Prismor, Permify, and Authorizer, each designed to strengthen security in a different layer of the stack. #Sift #ToolHive #AI-Infra-Guard #DeepZero #Gopass #Prismor #Permify #Authorizer

Keypoints

  • Sift scans Microsoft 365, Slack, Jira, and other sources for exposed credentials.
  • ToolHive runs MCP servers securely inside containers and can be self-hosted.
  • AI-Infra-Guard checks AI services, MCP servers, and model security risks.
  • DeepZero hunts for exploitable Windows kernel drivers with automated analysis.
  • Permify, Gopass, Prismor, and Authorizer help manage access, secrets, and AI agent actions.

Read More: https://www.helpnetsecurity.com/2026/09/29/hottest-cybersecurity-open-source-tools-of-the-month-september-2026/