introduction

Hello, Everyone!

πŸ’‘ λ³Έ κ²Œμ‹œλ¬ΌμœΌλ‘œ H4cker.krκ°€ μ–΄λ–€ 곳인지, λΈ”λ‘œκ·Έμ˜ 주인이 μ–΄λ–€ μ‚¬λžŒμΈμ§€ μ†Œκ°œν•˜λŠ” λ‚΄μš©μ„ λ‹€λ£Ήλ‹ˆλ‹€. λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”!

v8

v8!, λ„Œ λ„λŒ€μ²΄ λ­λ‹ˆ?

λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”!

HackingCamp

CTF

[Faust 2025 CTF] birthday-melody Write-up

λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”! μ΄λ²ˆμ— V-Sector νŒ€μ˜ λ©€λ²„λ‘œ Faust 2025 CTF λ₯Ό μ°Έμ—¬ν•˜κ²Œ λ˜μ—ˆμŠ΅λ‹ˆλ‹€. 이 νŒ€μ€ κ΅¬μ„±μ›λ“€μ—κ²Œ νŒ€ ν™œλ™μ˜ κ°•μ œμ„±μ„ λΆ€μ—¬ν•˜μ§€ μ•Šκ³ , 자유둭게 μ°Έμ—¬ν•  자율적 μ˜μ‚¬λ₯Ό μ‘΄μ€‘ν•˜κ³  μ‹€λ ₯이 μΆœμ€‘ν•œ μ‚¬λžŒλ“€μ΄ λͺ¨μ—¬...

Write-up

[Faust 2025 CTF] birthday-melody Write-up

λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”! μ΄λ²ˆμ— V-Sector νŒ€μ˜ λ©€λ²„λ‘œ Faust 2025 CTF λ₯Ό μ°Έμ—¬ν•˜κ²Œ λ˜μ—ˆμŠ΅λ‹ˆλ‹€. 이 νŒ€μ€ κ΅¬μ„±μ›λ“€μ—κ²Œ νŒ€ ν™œλ™μ˜ κ°•μ œμ„±μ„ λΆ€μ—¬ν•˜μ§€ μ•Šκ³ , 자유둭게 μ°Έμ—¬ν•  자율적 μ˜μ‚¬λ₯Ό μ‘΄μ€‘ν•˜κ³  μ‹€λ ₯이 μΆœμ€‘ν•œ μ‚¬λžŒλ“€μ΄ λͺ¨μ—¬...

Exploit

[Faust 2025 CTF] birthday-melody Write-up

λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”! μ΄λ²ˆμ— V-Sector νŒ€μ˜ λ©€λ²„λ‘œ Faust 2025 CTF λ₯Ό μ°Έμ—¬ν•˜κ²Œ λ˜μ—ˆμŠ΅λ‹ˆλ‹€. 이 νŒ€μ€ κ΅¬μ„±μ›λ“€μ—κ²Œ νŒ€ ν™œλ™μ˜ κ°•μ œμ„±μ„ λΆ€μ—¬ν•˜μ§€ μ•Šκ³ , 자유둭게 μ°Έμ—¬ν•  자율적 μ˜μ‚¬λ₯Ό μ‘΄μ€‘ν•˜κ³  μ‹€λ ₯이 μΆœμ€‘ν•œ μ‚¬λžŒλ“€μ΄ λͺ¨μ—¬...

Reverse Engineering

Google Chrome V8

Faust

[Faust 2025 CTF] birthday-melody Write-up

λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”! μ΄λ²ˆμ— V-Sector νŒ€μ˜ λ©€λ²„λ‘œ Faust 2025 CTF λ₯Ό μ°Έμ—¬ν•˜κ²Œ λ˜μ—ˆμŠ΅λ‹ˆλ‹€. 이 νŒ€μ€ κ΅¬μ„±μ›λ“€μ—κ²Œ νŒ€ ν™œλ™μ˜ κ°•μ œμ„±μ„ λΆ€μ—¬ν•˜μ§€ μ•Šκ³ , 자유둭게 μ°Έμ—¬ν•  자율적 μ˜μ‚¬λ₯Ό μ‘΄μ€‘ν•˜κ³  μ‹€λ ₯이 μΆœμ€‘ν•œ μ‚¬λžŒλ“€μ΄ λͺ¨μ—¬...

pwnable

[Faust 2025 CTF] birthday-melody Write-up

λ…μž μ—¬λŸ¬λΆ„, μ•ˆλ…•ν•˜μ„Έμš”! μ΄λ²ˆμ— V-Sector νŒ€μ˜ λ©€λ²„λ‘œ Faust 2025 CTF λ₯Ό μ°Έμ—¬ν•˜κ²Œ λ˜μ—ˆμŠ΅λ‹ˆλ‹€. 이 νŒ€μ€ κ΅¬μ„±μ›λ“€μ—κ²Œ νŒ€ ν™œλ™μ˜ κ°•μ œμ„±μ„ λΆ€μ—¬ν•˜μ§€ μ•Šκ³ , 자유둭게 μ°Έμ—¬ν•  자율적 μ˜μ‚¬λ₯Ό μ‘΄μ€‘ν•˜κ³  μ‹€λ ₯이 μΆœμ€‘ν•œ μ‚¬λžŒλ“€μ΄ λͺ¨μ—¬...