Cloudflare is launching an experiment with Chrome to evaluate fast, scalable, and quantum-ready Merkle Tree Certificates, all without degrading performance or changing WebPKI trust relationships.

Generate stego CTF challenges: hide flags in images and audio with 34 steps across 7 levels. LSB, ciphers, tar/zip. Free JSON export with solutions and hints.

Credential exposure intelligence with fast detection, scoring, and remediation workflows.

On today’s ‘good news disguised as other things’ segment, we’re turning our gaze to CVE-2026-21902 - a recently disclosed “Incorrect Permission Assignment for Critical Resource” vulnerability affecting Juniper’s Junos OS Evolved platform. This vulnerability…

How we wrote a custom promptfoo provider to red team a non-standard 4-step LLM API during a real penetration test - with Burp Suite integration, local grading, and OWASP LLM Top 10 coverage.

The IPVanish VPN application for macOS contains a critical privilege escalation vulnerability that allows any unprivileged local process to execute arbitrary code as root without user interaction....

Use the Deception Lab to launch practical security utilities, including honeytoken creation, reputation analysis, and guided deception testing workflows.

In recent weeks, a highly organized phishing campaign has surfaced, characterized by its use of legitimate Google infrastructure to bypass standard security filters. I have identified more than 25 …

Learn to exploit complex real-world vulnerabilities with zeropath-ctf, a set of self-contained exploit development exercises based on CVEs from the CISA Known Exploited Vulnerabilities list, powered by ZeroPath's shapeshifter vulnerability generation suite.

Technical deep dive into how we boosted speeds for historical threat hunting and detection backtesting

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A 7-day intensive program for security professionals shaping how we secure emerging AI systems.