Please turn on your JavaScript for this page to function normally.
open-source cybersecurity tools
Hottest cybersecurity open-source tools of the month: May 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 …

cloud security
Companies built AI into core systems before figuring out how to govern it

70% of organizations use GenAI in live environments, and 64% have AI agents in pilot or production deployments. Some of those agents have privileged access to core systems, …

Claude
Claude now reviews and fixes vulnerabilities as you write code

Anthropic introduced a security-guidance plugin for Claude Code that reviews code changes for common vulnerabilities and helps Claude identify and fix issues during the same …

Malcolm Portelli
Coinflow CISO on crypto payments security under AI pressure

Crypto payment firms sit near the top of the target list for advanced persistent threat groups, and the workload on their security leaders keeps growing. Malcolm Portelli, …

burnout
The alert economy is driving security analyst burnout

In this Help Net Security video, Ido Livneh, CEO of Jazz, explains why security analysts burn out and what leaders can do about it. The cause, he argues, is not long hours but …

AI EU
European AI adoption hits 99% with regulated data driving most policy violations

Generative AI tools operate inside nearly every European workplace, embedded in meeting transcription services, writing assistants, coding copilots, and search features. …

Eric Woodruff
What happens when security teams inherit identity

At the Span Cyber Security Arena conference, I sat down with Eric Woodruff, Chief Identity Architect at Semperis, to talk about how organizations perceive identity and the …

F-Secure Internet Security
Product showcase: F-Secure Internet Security blocks phishing sites, fake stores, and SMS scams

F-Secure Internet Security protects against viruses, ransomware, spyware, infected email attachments, and other cyber threats. It focuses on securing devices and online …

Anthropic
Anthropic adds 28 security and compliance integrations for Claude

AI tools are becoming part of everyday work in organizations, creating new security and oversight requirements as usage grows. To address that, Anthropic introduced 28 …

Cisco
Cisco refines its risk-based vulnerability disclosure for the AI era

Security teams already struggle with long lists of vulnerabilities and limited time to patch them. Cisco believes AI could increase that pressure by accelerating vulnerability …

lock
US states step up cyber defenses to protect local communities

U.S. state governments are taking on a larger role in cybersecurity to help protect local communities and essential services. Many states are building state-led cyber defense …

world map
Lessons for organizations from the Verizon 2026 Data Breach Investigations Report

This is my favourite time of the year, not just because spring is here and the promise of summer is on the way. But also, because one of my must reads each year gets …

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 for important security events and breaking news
Weekly newsletter listing new cybersecurity job positions
Monthly newsletter focusing on open source cybersecurity tools