About

Learn more about me

CEO & System Developer

Hello, I am a programmer GAP who is interested in the security field.
Based on my knowledge and experience in programming, I am working to increase my understanding of security and study various techniques and tools required for security.

  • Birthday: 18 Feb 2004
  • Website: https://dongha.xyz
  • Phone: +82 10 3025 9474
  • City: Seoul, KR
  • Age: 20
  • Degree: Bachelor
  • PhEmailone: gap@dongha.xyz
  • Freelance: Available

Recently, artificial intelligence and machine learning technologies have also been used in the security field. With these technologies, it has become possible to predict and defend against security threats.
Based on my understanding of these technologies, I am learning the programming skills and tools necessary for security and hope to develop various security systems and solutions.

Interests

Mobile Vulnerability

Reverse Engineering

System Security

Embedded Develop

Database/Backend Develop

Web Vulnerability

Security Research

RF Hacking

Resume

Check My Resume

Sumary

Gachon Univ. Cyber Security

  • Computer Science - Cyber Security Course
  • Class of 2026
  • microgreen2019@gachon.ac.kr

Education

Team Pay1oad

2023 ~ Present

  • Participate in CTF
  • Cyber Security Study
  • Education Team Leader

Frontend Framework Vulnerablility Project

2023 - 2024
  • For Paper and Seminar ( With TeamH4C )
  • KICK OFF 2023.04.01

Professional Experience

ZeroPointer CEO

2023 - Present

  • Business Registration Id : 674-25-01822

Cross Republic Co-Leader

2022 - 2023

  • Business Registration Id : 437-23-01651

Elite Hive Server Developer

2023 - Present

  • Business Registration Id : 449-42-00942
  • Virtual Sales License : 제 2023-화성동탄-0360호

Services

My Services

One-Q Design

We are a professional company that offers comprehensive web-related services, including website design, hosting, and domain registration. Our services are designed to support your website needs with a stable hosting environment and specialized support for domain registration and linking.

ZeroPointer

We are involved in the field of cybersecurity, specifically focusing on identifying potential threats and weak points in systems. Our primary role is to utilize advanced automated vulnerability scanning tools that systematically probe and analyze systems for any potential weak points or exposures.

Cross Republic

Where we specialize in publishing books, developing apps, and organizing seminars. Our team of experts provides high-quality content, innovative app development, and engaging seminar events. Join us today and discover the benefits of working with a trusted and experienced partner!

Portfolio

My Works

  • All
  • Research
  • Award
  • Etc.

REDOS 자동화 탐지 전략

KUCIS 서경강 세미나

Web Hacking Study 내용 발표

Pay1oad 개강 세미나

해커톤 MOIM 수상

TEAM LOADING 으로 해커톤 참여

모의해킹 실습 플랫폼 구축

장기간 외주 프로젝트 작업

취약점 제보 활동

버그 바운티 참여

개인사업 시작

Contact

Contact Me

My Address

6, Songpa-daero, Songpa-gu, Seoul, Republic of Korea 05844

Social Profiles

Email Me

gap@dongha.xyz

Call Me

+82 10 3025 9474

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