// Portfolio
Ethical Hacker. Builder. Problem Solver.
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Hi, I'm Mansi Singh — a passionate Cybersecurity Enthusiast pursuing B.Tech in Computer Science & Engineering at Lovely Professional University, Phagwara.
I'm an active player on TryHackMe (top 10%, rank 200927, 65+ completed rooms, 9 badges) under the handle shmansi21 [0x8][HACKER], spanning both offensive and defensive security domains.
I hold the CompTIA Security+ certification with a near-perfect 890/900 score and the Google Cybersecurity Certificate, backed by hands-on training in penetration testing, OWASP Top 10 web app security, and network defence operations.
Outside security, I consistently solve DSA problems — 300+ solved across LeetCode (181 solved, contest rating 1573, top 27.56% globally), GFG, and HackerRank. I'm a quick learner, natural leader, and enjoy contributing to the security community.