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Yeonwoo Park previously conducted penetration testing projects targeting Korean companies at his former workplace (Core Research Team at Raon Secure) and currently serves as a red teamer at his current workplace (Cyber Threat Analysis Team at SK AX).Through his AD zero-day research, he discovered an exception-handling flaw in the Kerberos protocol, uncovering a method to bypass Microsoft's security policies. Furthermore, through continuous research into areas undetected by popular open-source tools like BloodHound and unexplored topics, he contributes to enhancing the maturity of the red team.

Andreas Wiegenstein is engaged in SAP cyber security since 2003. He discovered quite a number of zero-day vulnerabilities in SAP software and supported development of a market leading static code analysis tool for the business programming language ABAP. He has spoken at more than 70 conferences world-wide about SAP security, including Black Hat, DeepSec, Hack In The Box, IT Defense, RSA, SAP TechEd and Troopers (alphabetical order). His current research is focused on SAP malware and supply chain attacks.

Red Team operator at Siemens. Holds various hacking certifications such as: OSCP, OSWP, CRTP, eMAPT, etc. Interested in many fields within hacking: red teaming, cloud, web security, AI, low level stuff (reversing, pwn, etc). Speaker in various conferences: hack0n, RootedCON Málaga, Honeycon, Worldparty, DragonJARCon, etc.

Jyoti Raval serves as Director of Cyber Security Engineering at Baker Hughes, where Jyoti is responsible for ensuring end-to-end product security and actively contributes across multiple phases of the security lifecycle. Jyoti is the author of Phishing Simulation and MPT tools, and has delivered presentations at leading security conferences, including InfosecGirls, Nullcon, DEF CON 27, Black Hat Asia, HITB Singapore, OWASP New Zealand, Shecurity, DEF CON 32, and Black Hat London. Additionally, Jyoti leads the OWASP Pune Chapter.

Talks within my organisationTech Talks: I have delivered over 10 internal technical presentations tailored to a wide range of audiences across multiple product development disciplines within my organisation(netskope).Hybrid Engagement: These sessions were conducted through both face-to-face and online formats, allowing me to interact with a significant number of colleagues and refine my ability to communicate complex technical topics to diverse teams.Knowledge Transfer: Beyond formal talks, I have led dedicated mentoring sessions and deep-dive technical walkthroughs to help ramp up team members on specialized security research.External Industry RecognitionBlackHat Europe (Arsenal): I was selected to present my research and open-source tool, IOCTL Hammer, at BlackHat Europe.Expert Engagement: This experience involved presenting to an international audience of cybersecurity experts, where I successfully managed high-traffic live interactions at the Arsenal booth.Communication Mastery: Preparing for and executing this talk helped me hone my skills in articulating the technical value and novelty of my work to an external, expert-level audience.

I am Mochammad Rafi, a software engineer and cybersecurity analyst based in Jakarta, Indonesia, currently working with the Ministry of Communication and Information Technology of the Republic of Indonesia. I have been deeply involved in building and leading large-scale national digital platforms, including SDM Digital Nasional and Digital Talent Scholarship, a presidential priority program for developing Indonesia’s digital talent. My work spans full-stack development (Laravel, Next.js, Go), system scalability, data platforms, and security monitoring, alongside hands-on experience in penetration testing and cyber intelligence with government, military, and law-enforcement institutions. I combine strong analytical and investigative skills with a builder mindset, and I am particularly interested in intelligence tooling, data analysis, and security systems. Beyond technology, my background in aviation has strengthened my discipline, situational awareness, and decision-making under pressure.

Over 14 years of experience in the security domain, specializing in Penetration Testing, Application Security, Cloud Security, Architecture and Forensics Investigation.Leading an Offensive Security (OffSec) and Security Architecture team with a passion for Red Teaming and Security Research.Reported multiple vulnerabilities in products and applications, recognized with CVEsHolds prestigious certifications including GIAC Cloud Penetration Tester (GCPN), Offensive Security Certified Professional (OSCP), Offensive Security Wireless Professional (OSWP), Certified Red Team Operator (CRTO), among othersPresented at prominent conferences such as Bsides Budapest, Bsides Milano, Hacktivity, VulnCon 2024, Hacker Halted, CyberSec Asia, Identity Shield, Microsoft BlueHat 2025, PHDays 2025, VulnCon 2025, OWASP AppSec Days 2025, Hacker Halted 2025.

Patrick Ventuzelo is a senior security researcher, CEO & founder of Fuzzinglabs. After working for the French Ministry of Defense, he specialized in fuzzing, vulnerability research, and reverse engineering. Over the years, Patrick has created multiple fuzzers, found hundreds of bugs, and published various blog posts/videos/tools on topics like Rust, Go, Blockchain, WebAssembly, and Browser security. Patrick is a regular speaker and trainer at various security conferences around the globe, including BlackHat USA, OffensiveCon, REcon, RingZer0, PoC, ToorCon, hack.lu, NorthSec, SSTIC, and others.

I'm a security researcher with a passion for OS internals and all things low-level. Over the years I have specialised in Android & the Linux kernel, but have dabbled in a number of domains. When I'm not figuring out how things work and breaking them, I love to share my experiences and help others; whether it's via my blog, talks or mentoring.

Cybersecurity Consultant with over three years of hands-on industry experience, I specialize in offensive security—driven by a passion for uncovering and exploiting weaknesses before adversaries can. My work spans Red Team operations, Network Security, and Web/API Vulnerability Assessment & Penetration Testing (VAPT), with successful engagements across BFSI, IT Products & Services, and Healthcare sectors.With a strong research focus on Adversarial Tactics, Techniques, and Procedures (TTPs), I continuously explore emerging threat vectors and offensive methodologies to deliver actionable security insights that directly reduce business risk. My approach blends technical precision with creative attack strategies, ensuring organizations stay ahead of evolving cyber threats

Vitaly Simonovich is a senior security researcher at Cato Networks and a member of Cato CTRL. Currently, Vitaly focuses on researching topics related to LLM security, with a particular emphasis on jailbreaks and prompt injections, as well as conducting vulnerability research across a wide range of technologies. In addition, he is actively involved in threat intelligence, analyzing emerging threats and attack trends to strengthen organizational defenses.Prior to joining Cato in 2023, Vitaly worked at Incapsula and Imperva, where he led teams of security analysts and researchers. With over nine years of experience in cybersecurity, Vitaly specializes in application security, data security, LLM security, vulnerability research, and threat intelligence.An active contributor to the cybersecurity community, Vitaly regularly publishes research blogs, hosts webinars, and presents at conferences. In addition to his professional work, he teaches cybersecurity at local colleges and enjoys solving CTF challenges in his free time to stay sharp and enhance his skills.