Geonwoo Jeong

A South Korea-based offensive cybersecurity company.

Conducting security research focused on LLM systems.

Active in hypersonic and knights as part of the Hacking Team.

A Korea University academic society focused on studying and researching smart contract security.

Performed internal web penetration testing for a Korean mobile telecommunications service.

Conducted internal web penetration testing for a Korean banking service.

Conducted vulnerability analysis of Synology devices, reviewing the attack surface and identifying security weaknesses in the platform.

Served as PM for a specialized web hacking wargame platform composed of high-difficulty challenges.

A talk covering recurring vulnerability patterns and attack cases in DeFi environments.

A session on architectural changes across Uniswap versions and the security risks hidden within them.

An introduction to practical approaches for real-world web penetration testing.

A lecture on quickly analyzing DeFi 1-day incidents based on real-world cases.

A session summarizing common vulnerability patterns and bug cases found in EVM-based projects.

An introduction to the mindset and review flow required when starting smart contract audits.

A talk sharing early experiences in learning hacking and the lessons that came from them.

A presentation on the reasoning process behind solving a 1-day CTF challenge through a 0-day perspective.

Analyzed browser-based information disclosure techniques and documented XS-Leaks vectors that remain viable in modern web environments.

Analyzed vulnerabilities in oracle design and implementation based on real-world security incidents.

Proposed an AI-driven framework for automated web vulnerability assessment and studied the feasibility of evaluation automation.