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ptr-yudai
ptr-yudai

@ptrYudai

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OverviewAuthored Challenges97Organized CTFs11Writeups3Participated CTFs7Solved Challenges12
START DATECTFRANK

2026/10/10

IERAE CTF 2026 - FINAL for Humans Round 1 (Web)
3 / 152

2025/03/23

AlpacaHack Round 10 (Pwn)
43 / 95

2025/03/01

SECCON CTF 13 決勝観戦CTF
94 / 233

2024/12/30

AlpacaHack Round 8 (Rev)
7 / 316

2024/11/30

AlpacaHack Round 7 (Web)
79 / 458

2024/09/01

AlpacaHack Round 2 (Web)
11 / 300

2024/08/18

AlpacaHack Round 1 (Pwn)
58 / 174