DeepZero: Open-source hunting for vulnerable Windows drivers 2026-09-16 at 08:30 By Mirko Zorz DeepZero is an open-source engine that automates the search for exploitable Windows kernel drivers. You point it at a folder of binaries and it parses them, pulls them apart, scans them, throws most of them away, and asks a language model whether […]
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Homebrew 7.0.0 is out, here’s what changed for security 2026-09-15 at 03:47 By Sinisa Markovic Homebrew installs command-line software and desktop applications from the terminal on macOS and Linux, and Mac developers use it to set up their machines. On Sunday the project shipped version 7.0.0 and closed eight security advisories with it. The most […]
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Permify: Open-source authorization as a service 2026-09-14 at 08:30 By Sinisa Markovic Permify is an open-source authorization service that answers access questions at run time: can user X view document Y, which posts can members of team Y edit. It keeps those rules in one place, apart from the application code that would otherwise carry […]
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OpenSSL’s new alpha build speeds up post-quantum crypto 2026-09-10 at 01:15 By Sinisa Markovic The OpenSSL project released the first alpha of OpenSSL 4.1.0, giving developers an early look at a version built for encrypted communication over unreliable connections and faster post-quantum cryptography. This marks the opening test build for a version still months from […]
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AI-Infra-Guard: Open-source security scanner for AI systems 2026-09-09 at 10:13 By Mirko Zorz Tencent’s Zhuque Lab built AI-Infra-Guard, an open-source security scanner for AI systems. It fingerprints running services such as Ollama, vLLM and ComfyUI and checks them against more than 1,600 known CVEs, inspects MCP servers and agent skills across 14 categories of risk, […]
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BleachBit 6.0.4 fixes secure wiping that skipped clusters on Windows 2026-09-09 at 07:00 By Anamarija Pogorelec The open source cleaner BleachBit reached version 6.0.4 this week, erasing caches, browser traces, and files on Windows, Linux, and now macOS. If you shredded a sensitive file on Windows with an earlier build, parts of it may still […]
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Jellyfin 12.0 security fixes arrive alongside the removal of legacy client logins 2026-09-08 at 11:41 By Anamarija Pogorelec Jellyfin shipped version 12.0 of its media server. Several of the security fixes in it block requests built to reach files outside the folders the server is supposed to hand out. The rest of the security work […]
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ToolHive: The open-source way to run any MCP server securely 2026-09-07 at 08:30 By Anamarija Pogorelec ToolHive is an open-source platform that runs Model Context Protocol servers inside containers. An MCP server is the connector that lets an AI client like Cursor or Claude Code reach an outside tool, and Stacklok ships ToolHive under Apache […]
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Open-source secrets scanning tool Sift hunts credentials in Microsoft 365, Slack, and Jira 2026-09-02 at 08:00 By Mirko Zorz Sift is a free, open-source command line tool that searches for passwords, API keys, and other sensitive data across the places a company keeps its work: local disks, Windows file shares, an entire Active Directory domain, […]
Bot detection arrives in CrowdSec 1.8.0, along with two DoS fixes 2026-09-01 at 08:04 By Anamarija Pogorelec Failed SSH logins pile up in an auth log, and a scanner walks a website looking for exposed admin paths. CrowdSec reads log sources and HTTP requests, works out which addresses are misbehaving, and hands the block to […]
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Halo-record: Open-source audit trails for AI agents 2026-08-31 at 08:30 By Mirko Zorz Brian Kuan wrote halo-record, a small Python package that sits inside an AI agent and writes down the moves it makes: tool calls, model calls, data access, approvals. Each action becomes one line in a file that only ever gets appended to, […]
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AI AppSec tools agree on just 5% of security findings 2026-08-31 at 08:23 By Sinisa Markovic Software vulnerabilities are turning into exploits within hours, and application security teams carry patch backlogs that go back years. Top types of viable application attacks (Source: Contrast Security) Contrast Security’s AppSec Overflow 2026 report draws on telemetry collected from […]
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Hottest cybersecurity open-source tools of the month: August 2026 2026-08-26 at 07:30 By Anamarija Pogorelec Presented here is a curated selection of noteworthy open-source cybersecurity solutions that have drawn recognition for their ability to enhance security postures across diverse settings. SkillSpector: NVIDIA’s open-source security scanner for AI agent skills SkillSpector is an open-source scanner from […]
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HOL Guard: Open-source antivirus for AI agents 2026-08-25 at 08:30 By Anamarija Pogorelec HOL Guard is a free, open-source tool that sits between an AI assistant and the computer it runs on. When the assistant tries something risky, the tool pauses it and asks you first. It installs in about a minute, runs on your […]
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Hazmat: Open-source containment for AI agents 2026-08-17 at 08:00 By Anamarija Pogorelec Hazmat is an open-source tool that runs AI coding agents inside a separate account on your own machine. It wraps the harnesses people use: Claude Code, Codex, OpenCode, Cursor Agent, and several more, plus any script you write yourself. An agent launched the […]
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Wireshark 4.6.8 patches 28 security bugs, nine in file parsers 2026-08-13 at 06:53 By Anamarija Pogorelec Wireshark 4.6.8 fixes 28 security bugs in the protocol analyzer, and nine of them fire when someone opens a saved capture file. Those nine sit in file parsers, the code that reads a capture off disk before any dissection […]
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Locking your ssh-agent exposed local-only keys until OpenSSH 10.5 2026-08-11 at 12:15 By Anamarija Pogorelec Lock your ssh-agent and it should sit there refusing to sign anything until you unlock it. In OpenSSH 10.4, locking it also switched off the check that tells the agent whether a request came from your own machine or arrived […]
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Chainloop: Open-source evidence store and policy engine for the software supply chain 2026-08-10 at 08:30 By Sinisa Markovic Chainloop is an open source evidence store for the software supply chain. A command line tool runs inside a GitHub Actions, GitLab, Jenkins, or Dagger pipeline, picks up what the build produced, uploads those files to content-addressable […]
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Qodana 2026.2 adds post-quantum crypto checks for JVM code 2026-08-03 at 14:21 By Anamarija Pogorelec Qodana 2026.2 shipped with new security inspections, published benchmark results, post-quantum cryptography checks, and coverage reporting that no longer has to be pointed at the reports. The security work sits in the .NET linter and runs by default. Qodana tracks […]
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SkillSpector: NVIDIA’s open-source security scanner for AI agent skills 2026-08-03 at 08:30 By Anamarija Pogorelec SkillSpector is an open-source scanner from NVIDIA that reads an agent skill and tells you whether to install it. Point it at a directory, a zip file, a single SKILL.md, or a Git URL, and it returns a list of […]
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