CTF challenges & writeups

4044 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
baby_rev #additive-cipher	IrisCTF 2023	24.59	Reverse	files wu 1
caterpillar #js-deobfuscation	LA 2023	–	Reverse	files wu 2
ctfd-plus #gdb-register-extraction	LA 2023	–	Reverse	files wu 3
finals-simulator #reverse-input-validation	LA 2023	–	Reverse	files wu 2
string-cheese #hardcoded-comparison	LA 2023	–	Reverse	files wu 3
switcheroo #gdb-bruteforce	LA 2023	–	Reverse	files wu 2
universal #java-reverse	LA 2023	–	Reverse	files wu 1
Mayhem #malware-unpacking	NahamCon 2023	34.82	Reverse	files wu 1
Python_Garbage_Compiler #python-obfuscation #seeded-prng #xor	PatriotCTF 2023	24.52	Reverse	files wu 1
Reduced_Reduced_Instruction_Set_2 #custom-vm #bytecode-reversing #z3	PatriotCTF 2023	24.52	Reverse	files wu 1
CatsAtPlay #strings	RITSEC 2023	–	Reverse	files wu 2
GuessThePassword #python-reversing #custom-encoding	RITSEC 2023	–	Reverse	files wu 2
Perfect_Blu #dvd-vm #reversing	SECCON 2023 Quals	100.00	Reverse	files wu 1
decompile-me #pyc-decompilation	SEETF 2023	–	Reverse	files wu 2
Teyvat_Travel_Guide #reversing #maze-solving	SekaiCTF 2023	24.86	Reverse	files wu 1
Dill #pyc-decompilation	SunshineCTF 2023	34.09	Reverse	files wu 3
First_Date #reversing #playdate	SunshineCTF 2023	34.09	Reverse	files wu 1
Natural_Flag_Processing_2 #reversing	TSG 2023	–	Reverse	files wu 1
T_the_weakest #reversing #side-channel	TSG 2023	–	Reverse	files wu 2
beginners_rev_2023 #reversing	TSG 2023	–	Reverse	files wu 3
geoguesser #reversing #prng #janet	UIUCTF 2023	–	Reverse	files wu 2
pwnykey #keygen #reversing	UIUCTF 2023	–	Reverse	files wu 2
vmwhere1 #reversing #vm	UIUCTF 2023	–	Reverse	files wu 3
vmwhere2 #reversing #vm	UIUCTF 2023	–	Reverse	files wu 3
ReadingList #strings	UTCTF 2023	–	Reverse	files wu 1
EtherealCrackme #windows-reversing #anti-analysis	VishwaCTF 2023	22.69	Reverse	files wu 1
MechanicalEngineering #gcode #binary-encoding	VishwaCTF 2023	22.69	Reverse	files wu 1
ReversingIsEzeeee #pyinstaller #pyc-decompile	VishwaCTF 2023	22.69	Reverse	files wu 1
WednesdayThursdayFriday #z3 #constraint-solving	VishwaCTF 2023	22.69	Reverse	files wu 1
HomeworkHelp #reversing #buffer-overflow #xor	WolvCTF 2023	24.33	Reverse	files wu 2
child-re #xor #static-analysis	WolvCTF 2023	24.33	Reverse	files wu 1
padlock #obfuscated-c #quine-reversing	b01lers 2023	36.84	Reverse	files wu 1
crabheartpenguin #rust-kernel-driver #reverse-engineering	corCTF 2023	36.97	Reverse	files wu 1
diophantus #prime-field-crypto-reversing	corCTF 2023	36.97	Reverse	files wu 1
impossible-maze #game-reversing #maze-solving	corCTF 2023	36.97	Reverse	files wu 1
vmquack_s_vectorized_vices #vm-reversing #avx512	corCTF 2023	36.97	Reverse	files wu 1
EZrev #xor-swap-reversal	n00bzCTF 2023	15.12	Reverse	files wu 1
Welcome #strings-analysis	n00bzCTF 2023	15.12	Reverse	files wu 1
zzz #angr-symbolic-execution	n00bzCTF 2023	15.12	Reverse	files wu 1
x0rr3al #xor #string-obfuscation	vsCTF 2023	23.32	Reverse	files wu 1

Challenges