Help Net Security newsletters: Daily and weekly news, cybersecurity jobs, open source projects, breaking news – subscribe here!

Please turn on your JavaScript for this page to function normally.
Heisenberg
Heisenberg: Open-source software supply chain health check tool

Heisenberg is an open-source tool that checks the health of a software supply chain. It analyzes dependencies using data from deps.dev, Software Bills of Materials (SBOMs), …

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

This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Chekov: …

Proximity
Proximity: Open-source MCP security scanner

Proximity is a new open-source tool that scans Model Context Protocol (MCP) servers. It identifies the prompts, tools, and resources that a server makes available, and it can …

Dependency-Track
Dependency-Track: Open-source component analysis platform

Software is a patchwork of third-party components, and keeping tabs on what’s running under the hood has become a challenge. The open-source platform Dependency-Track tackles …

Neo Network Utility
Product showcase: Neo Network Utility makes network checks simple

Want to see if a remote server is still alive, or trace the path your data takes across the internet? Network Utility had you covered, until Apple removed it. Network Utility …

Wireshark
Wireshark 4.6.0 brings major updates for packet analysis and decryption

If you’ve ever used Wireshark to dig into network traffic you know how vital even small upgrades can be. With version 4.6.0 the team behind the open-source network protocol …

OpenFGA
OpenFGA: The open-source engine redefining access control

OpenFGA is an open-source, high-performance, and flexible authorization engine inspired by Google’s Zanzibar system for relationship-based access control. It helps developers …

DevOps
3 DevOps security pitfalls and how to stay ahead of them

In this Help Net Security video, Dustin Kirkland, SVP of Engineering at Chainguard, explores three of the most pressing DevOps security issues engineers encounter: unpatched …

Nodepass
Nodepass: Open-source TCP/UDP tunneling solution

When you think of network tunneling, “lightweight” and “enterprise-grade” rarely appear in the same sentence. NodePass, an open-source project, wants to change that. It’s a …

Maltrail
Maltrail: Open-source malicious traffic detection system

Maltrail is an open-source network traffic detection system designed to spot malicious or suspicious activity. It works by checking traffic against publicly available …

Nagios Core
Nagios: Open-source monitoring solution

Nagios is an open-source monitoring solution, now included as part of the robust Nagios Core Services Platform (CSP). It delivers end-to-end visibility across the entire IT …

DefectDojo
DefectDojo: Open-source DevSecOps platform

DefectDojo is an open-source tool for DevSecOps, application security posture management (ASPM), and vulnerability management. It helps teams manage security testing, track …

Don't miss

Cybersecurity news
Daily newsletter sent Monday-Friday
Weekly newsletter sent on Mondays
Editor's choice newsletter sent twice a month
Periodical newsletter released when there is breaking news
Weekly newsletter listing new cybersecurity job positions
Monthly newsletter focusing on open source cybersecurity tools