Security Researcher
Hall of Fame
Recognized by leading tech companies for responsible security disclosures
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Ranked bug bounty hunter and security researcher with expertise in identifying critical vulnerabilities. Specializing in web application security, network penetration testing, and security research.
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Achievements
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Hall of Fame
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Bugs Reported
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Projects
Testimonials
Put your security skills to the test in our interactive hacking playground
Learn by Doing
Hands-on experience with real-world security scenarios
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Track progress and showcase your achievements to employers
Community Support
Connect with peers and get help from experienced hackers
Realistic Scenarios
Practice on environments that mirror real-world applications
Earn Rewards
Collect points, badges, and certificates as you complete challenges
Level Up Skills
Progressive difficulty to help you grow from beginner to expert
ctf.guptashubham.comCapture The Flag ChallengesTest your skills. Learn new techniques. Earn rewards.
Learn by Doing
Hands-on experience with real-world security scenarios
Build Portfolio
Track progress and showcase your achievements to employers
Realistic Scenarios
Practice on environments that mirror real-world applications
Earn Rewards
Collect points, badges, and certificates as you complete challenges
Level Up Skills
Progressive difficulty to help you grow from beginner to expert
XSS, SQLi, and more web exploitation techniques
Crack ciphers and decode encrypted messages
Open source intelligence gathering challenges