The **Gentlemen** ransomware‑as‑a‑service (RaaS) operation is a relatively new group that emerged around mid‑2025. The operators advertise their services across multiple underground forums, promoting their ransomware platform and inviting penetration testers (and other technically skilled actors) to join as affiliates. The RaaS provides affiliates with multi‑OS lockers for Windows, Linux, […]

Redirecting to https://geekcon.top/whitepaper/Embodied-AI-Security-Humanoid-Robots-2604.pdf. Securing Embodied AI: A Technical White Paper on Humanoid RobotsRedirecting to https://geekcon.top/whitepaper/Embodied-AI-Security-Humanoid-Robots-2604.pdf.

# CFITSIO Fuzzing: Memory Corruptions and a Codex-Assisted Pipeline 20 Apr 2026 – Posted by Adrian Denkiewicz Have you ever wondered how those amazing space photos are taken? Are they exclusive to the big telescopes floating in space or can you take one from your backyard? What does it take […]

(c) WUNDERWUZZI 2018-2026 Disclaimer: Penetration testing requires authorization from proper stakeholders. Information on this blog is provided for research and educational purposes to advance understanding of attacks and countermeasures to help secure the Internet. | Privacy

(c) WUNDERWUZZI 2018-2026 Disclaimer: Penetration testing requires authorization from proper stakeholders. Information on this blog is provided for research and educational purposes to advance understanding of attacks and countermeasures to help secure the Internet. | Privacy

# Breaking Opus 4.7 with ChatGPT (Hacking Claude’s Memory) In this post, we explore how ChatGPT generated an adversarial image that hijacked my `Claude Opus 4.7` to invoke the memory tool and persist false memories for future chats. This matters because `Opus 4.6+` is genuinely a lot harder to attack […]

Cisco Talos’ Vulnerability Discovery & Research team recently disclosed one Foxit Reader vulnerability, and six LibRaw file reader vulnerabilities. The vulnerabilities mentioned in this blog post have been patched by their respective vendors, all in adherence to Cisco’s third-party vulnerability disclosure policy. For Snort coverage that can detect the exploitation […]

When it comes to various settings and configurations, most people picture some window filled with a bunch of buttons, check‑boxes, sliders, and the like. And there’s no one to blame – this is indeed the most convenient way to present things for configuring aspects of an OS. The same applies […]

**Ready?** Start Season 4 now > # Hack the AI agent: Build agentic AI security skills with the GitHub Secure Code Game Learn to find and exploit real-world agentic AI vulnerabilities through five progressive challenges in this free, open source game that over 10,000 developers have already used to sharpen […]

A DFS-based AI security auditor for Solidity. The lead auditor reads code, builds a structured context map, extracts value-flow call paths, then delegates each path to a hunt agent for line-by-line depth-first analysis. Findings are merged, deduplicated, and validated. ## Pipeline 1. **Reconnaissance**— discover `.sol` files, resolve skill references, create […]