Portmaster: Open-source application firewall 2025-12-03 at 08:11 By Anamarija Pogorelec Portmaster is a free and open source application firewall built to monitor and control network activity on Windows and Linux. The project is developed in the EU and is designed to give users stronger privacy without asking them to manage every rule by hand. A […]
Portmaster: Open-source application firewall Read More »
Hottest cybersecurity open-source tools of the month: November 2025 2025-11-27 at 09:00 By Anamarija Pogorelec This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Heisenberg: Open-source software supply chain health check tool Heisenberg is an open-source tool that checks the health of a software supply chain.
Hottest cybersecurity open-source tools of the month: November 2025 Read More »
DeepTeam: Open-source LLM red teaming framework 2025-11-26 at 07:37 By Sinisa Markovic Security teams are pushing large language models into products faster than they can test them, which makes any new red teaming method worth paying attention to. DeepTeam is an open-source framework built to probe these systems before they reach users, and it takes
DeepTeam: Open-source LLM red teaming framework Read More »
cnspec: Open-source, cloud-native security and policy project 2025-11-24 at 08:32 By Sinisa Markovic cnspec is an open source tool that helps when you are trying to keep a sprawling setup of clouds, containers, APIs and endpoints under control. It checks security and compliance across all of it, which makes it easier to see what needs
cnspec: Open-source, cloud-native security and policy project Read More »
Metis: Open-source, AI-driven tool for deep security code review 2025-11-19 at 08:06 By Anamarija Pogorelec Metis is an open source tool that uses AI to help engineers run deep security reviews on code. Arm’s product security team built Metis to spot subtle flaws that are often buried in large or aging codebases where traditional tools
Metis: Open-source, AI-driven tool for deep security code review Read More »
Strix: Open-source AI agents for penetration testing 2025-11-17 at 16:32 By Sinisa Markovic Security teams know that application flaws tend to show up at the worst time. Strix presents itself as an open source way to catch them earlier by using autonomous agents that behave like human attackers. These agents run code, explore an application,
Strix: Open-source AI agents for penetration testing Read More »
Sprout: Open-source bootloader built for speed and security 2025-11-13 at 08:26 By Sinisa Markovic Sprout is an open-source bootloader that delivers sub-second boot times and uses a clean, data-driven configuration format that works across operating systems. “We built Sprout because we were frustrated by how fragile and slow traditional bootloaders are,” said Alex Zenla, CTO
Sprout: Open-source bootloader built for speed and security Read More »
ProxyBridge: Open-source proxy routing for Windows applications 2025-11-12 at 10:44 By Sinisa Markovic ProxyBridge is a lightweight, open-source tool that lets Windows users route network traffic from specific applications through SOCKS5 or HTTP proxies. It can redirect both TCP and UDP traffic and gives users the option to route, block, or allow connections on a
ProxyBridge: Open-source proxy routing for Windows applications Read More »
sqlmap: Open-source SQL injection and database takeover tool 2025-11-10 at 11:28 By Sinisa Markovic Finding and exploiting SQL injection vulnerabilities is one of the oldest and most common steps in web application testing. sqlmap streamlines this process. It is an open-source penetration testing tool that automates the detection and exploitation of SQL injection flaws and
sqlmap: Open-source SQL injection and database takeover tool Read More »
OpenGuardrails: A new open-source model aims to make AI safer for real-world use 2025-11-06 at 10:28 By Mirko Zorz When you ask a large language model to summarize a policy or write code, you probably assume it will behave safely. But what happens when someone tries to trick it into leaking data or generating harmful
OpenGuardrails: A new open-source model aims to make AI safer for real-world use Read More »
VulnRisk: Open-source vulnerability risk assessment platform 2025-11-05 at 09:07 By Anamarija Pogorelec VulnRisk is an open-source platform for vulnerability risk assessment. It goes beyond basic CVSS scoring by adding context-aware analysis that reduces noise and highlights what matters. The tool is free to use and designed for local development and testing. The platform’s scoring engine
VulnRisk: Open-source vulnerability risk assessment platform Read More »
Heisenberg: Open-source software supply chain health check tool 2025-11-03 at 08:30 By Mirko Zorz 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), and external advisories to measure package health, detect risks, and generate reports for individual dependencies
Heisenberg: Open-source software supply chain health check tool Read More »
Proximity: Open-source MCP security scanner 2025-10-29 at 08:29 By Mirko Zorz 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 evaluate how those elements might introduce security risks. The tool also work with NOVA, a rule
Proximity: Open-source MCP security scanner Read More »
Dependency-Track: Open-source component analysis platform 2025-10-27 at 08:46 By Sinisa Markovic 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 that problem head-on. Rather than treating software composition as a one-time scan, it continuously monitors every version of every
Dependency-Track: Open-source component analysis platform Read More »
OpenFGA: The open-source engine redefining access control 2025-10-22 at 15:13 By Sinisa Markovic 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 model and enforce fine-grained access control in their applications. At its core, OpenFGA enables teams to define who can do what
OpenFGA: The open-source engine redefining access control Read More »
Nodepass: Open-source TCP/UDP tunneling solution 2025-10-20 at 13:18 By Sinisa Markovic 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 compact but powerful TCP/UDP tunneling solution built for DevOps teams and system administrators who need to manage complex network
Nodepass: Open-source TCP/UDP tunneling solution Read More »
Maltrail: Open-source malicious traffic detection system 2025-10-15 at 08:30 By Sinisa Markovic Maltrail is an open-source network traffic detection system designed to spot malicious or suspicious activity. It works by checking traffic against publicly available blacklists, as well as static lists compiled from antivirus reports and user-defined sources. These “trails” can include domain names, URLs,
Maltrail: Open-source malicious traffic detection system Read More »
Nagios: Open-source monitoring solution 2025-10-10 at 08:19 By Anamarija Pogorelec 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 infrastructure, covering everything from websites and DNS to servers, routers, switches, workstations, and critical services. It helps organizations proactively
Nagios: Open-source monitoring solution Read More »
GitHub Copilot Chat Flaw Leaked Data From Private Repositories 2025-10-09 at 14:04 By Ionut Arghire Hidden comments allowed full control over Copilot responses and leaked sensitive information and source code. The post GitHub Copilot Chat Flaw Leaked Data From Private Repositories appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source
GitHub Copilot Chat Flaw Leaked Data From Private Repositories Read More »
DefectDojo: Open-source DevSecOps platform 2025-10-08 at 09:39 By Anamarija Pogorelec DefectDojo is an open-source tool for DevSecOps, application security posture management (ASPM), and vulnerability management. It helps teams manage security testing, track and remove duplicate findings, handle remediation, and generate reports. Whether you’re a solo security practitioner or a CISO managing multiple teams, DefectDojo helps
DefectDojo: Open-source DevSecOps platform Read More »