penetration testing
Bearer CLI: Free, source-available code security scanning tool (SAST)
Bearer CLI is a free static application security testing (SAST) tool that scans source code for vulnerabilities and prioritizes them by the sensitive data they touch. SAST …
Hottest cybersecurity open-source tools of the month: September 2026
Presented here is a curated selection of noteworthy open-source cybersecurity solutions that have drawn recognition for their ability to enhance security postures across …
Open-source secrets scanning tool Sift hunts credentials in Microsoft 365, Slack, and Jira
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 …
Hottest cybersecurity open-source tools of the month: August 2026
Presented here is a curated selection of noteworthy open-source cybersecurity solutions that have drawn recognition for their ability to enhance security postures across …
Hazmat: Open-source containment for AI agents
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 …
PentestGPT: Open-source automated penetration testing agentic framework
PentestGPT is an open-source penetration testing agent that points a large language model at a target and lets it work. In its default mode it runs recon, then exploit, then …
338 million attack simulations reveal the state of enterprise defense
First, a bit of good news: Enterprise defenses are recovering. However, it’s a narrow recovery, with a twist. Today, organizations are better at stopping loud attacks but have …
An AI agent can pass every safety check and still leak secrets
A pull request lands with a tidy bug report in the description. A bot reads it before any person does, pulls a few shell commands out of it, gets them approved, and posts the …
Security teams keep finding critical flaws after scheduled testing ends
Enterprise environments change between scheduled security assessments, leaving organizations with periods where new vulnerabilities can go undetected. Synack’s State of …
20 open-source cybersecurity tools to keep your team ready for anything
AI is changing how security teams find vulnerabilities, analyze code, test applications, and protect infrastructure. Developers are building tools to secure AI systems …
Kali Linux 2026.2 trims VM boot times, refreshes its desktops
Penetration testers who run Kali Linux inside virtual machines boot their systems faster after the 2026.2 release. The change comes from a decision about graphics firmware, …
DarkMoon: Open-source AI pentesting platform
Penetration testing has long run on expert time, with specialists spending days probing a network or web application by hand. Manual engagements stretch across weeks, expert …
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- Why Active Directory weaknesses stay open for years in teams with one or two admins