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Category Web Pwn Reverse Crypto Forensics Misc OSINT Stego Blockchain Hardware Mobile

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Challenge	CTF	Weight	Category	Has
Export_Grade_Cipher #chosen-plaintext #custom-cipher	UofTCTF 2024	23.90	Crypto	files wu 1
SecureImageEncryption #permutation-cipher #chosen-plaintext	SekaiCTF 2022	24.86	Crypto	files wu 1
A_Simple_SP_Box #substitution-permutation-network #block-cipher #chosen-plaintext #key-recovery	DCTF 2021	–	Crypto	files wu 2