Binary and the Web
Vulnerability Hunter

I'm Xk, a CTFer who has participated in over 60 competitions both domestically and internationally. Here, I document my practical write-ups, troubleshooting experiences, and skill accumulation in the areas of Web and Pwn. I have a solid background in computer application technology. Based on my profound theoretical foundation and high technical level in the field of network information security, combined with my rich competition experience accumulated in the industry, I have won the Bronze Medal and Second Prize in the International Competition of the Golden Brick Cybersecurity Category, the First Prize in the 2024 Golden Brick Vocational Skills Competition - Cybersecurity Category, the First and Second Prizes in the Provincial University Cybersecurity Technology Competition in 2024 and 2025, the Second Place in the First Municipal Vocational Skills Competition, and a Talent in the Cybersecurity Talent Pool of a certain city. I have received 4 international awards, 7 national awards, 19 provincial awards, and 4 municipal awards. I am proficient in programming and security operation and maintenance, and possess the ability to quickly learn new technologies. Through practice, I have accumulated experience in vulnerability discovery and penetration testing, constructed dynamic defense systems, and tracked emerging threats. I am passionate about technical exploration, pursue the integration of knowledge and action, and strive to contribute to the development of the cybersecurity field.