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SYJCCTFWRITEUPS

INDEX WRITEUPS GITHUB

© 2026 SYJC CTF WriteupsNO RIGHTS RESERVED

43 writeups found.

All Writeups

43writeups

PolyU FYP CTF 2026cryptoby Timothy

Basic XOR Knowledge

PolyU FYP CTF 2026cryptoby Timothy

Counter Erasers

PolyU FYP CTF 2026cryptoby Timothy

Extended Magazines

PolyU FYP CTF 2026cryptoby Timothy

Visual Approach

PolyU FYP CTF 2026miscby Timothy

Flag Eraser 2

PolyU FYP CTF 2026pwnby Timothy

Boundaryless

PolyU FYP CTF 2026pwnby Timothy

Confused

PolyU FYP CTF 2026pwnby Timothy

Logging Lover

PolyU FYP CTF 2026pwnby Timothy

Normalization

PolyU FYP CTF 2026revby Timothy

2FA Token Generator

PolyU FYP CTF 2026revby Timothy

License Please 2

PolyU FYP CTF 2026revby Timothy

License Please

PolyU FYP CTF 2026revby Timothy

Malware Analysis 101

PolyU FYP CTF 2026webby Timothy

Normalized Behaviour

PolyU x NuttyShell Cybersecurity CTF 2026aiby dxinschool

good_k1k1_bad_k1k1

PolyU x NuttyShell Cybersecurity CTF 2026forensicsby dxinschool

The_Secret_of_The_Emanator_of_Elation

PolyU x NuttyShell Cybersecurity CTF 2026penby dxinschool

It_Takes_Two

PolyU x NuttyShell Cybersecurity CTF 2026revby dxinschool

EncryptFile

PolyU x NuttyShell Cybersecurity CTF 2026webby dxinschool

Leaky_Revenge

picoCTF 2026revby Timothy

Secure Password Database

picoCTF 2023forensicsby Timothy

Invisible WORDs

Google CTF 2025cryptoby Timothy

numerology

picoCTF 2019forensicsby Timothy

Investigative Reversing 2

picoCTF 2019forensicsby Timothy

Investigative Reversing 3

picoCTF 2019forensicsby Timothy

Investigative Reversing 4

picoCTF 2019forensicsby Timothy

Investigative Reversing 1

picoCTF 2019forensicsby Timothy

Investigative Reversing 0

PolyU x NuttyShell Cybersecurity CTF 2026cryptoby steve

Noisy Lucky Number

PolyU x NuttyShell Cybersecurity CTF 2026cryptoby steve

Vulnerable DHKE

PolyU x NuttyShell Cybersecurity CTF 2026forensicsby steve

Wheres the APT Attack mini 1 - AntiVirus Software Alert

PolyU x NuttyShell Cybersecurity CTF 2026revby steve

License 2.0

PolyU x NuttyShell Cybersecurity CTF 2026revby steve

catfish

PolyU x NuttyShell Cybersecurity CTF 2026miscby Timothy

私칸字本当上手

PolyU x NuttyShell Cybersecurity CTF 2026pwnby Timothy

Secure Communication (Advanced)

PolyU x NuttyShell Cybersecurity CTF 2026pwnby Timothy

Secure Communication

PolyU x NuttyShell Cybersecurity CTF 2026revby Timothy

Play with Dinosaur

PolyU x NuttyShell Cybersecurity CTF 2026revby Timothy

oldfashion

PolyU x NuttyShell Cybersecurity CTF 2026webby Timothy

React2XSS

PolyU x NuttyShell Cybersecurity CTF 2026webby Timothy

WordPress Bug Bounty Hunter

HKCERT CTF 2025cryptoby Timothy

Bivariate Copper

picoCTF 2022cryptoby Timothy

Sequences

HKUST Firebird CTF 2026webby Timothy

Firebird Chan Fanclub 2

pwnable.hkwebby Timothy

JSON Weak Token