CTF challenges & writeups

4044 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
Pluto_Chat	SunshineCTF 2025	51.65	Reverse	files wu 1
PPC64LEL #reversing #powerpc	ToH 2025	24.27	Reverse	files wu 1
math_solver	VuwCTF 2025	–	Reverse	files wu 1
Embryobot #elf-patching #shellcode	BraekerCTF 2024	24.72	Reverse	files wu 1
The_mainframe_speaks #rexx-reversing	BraekerCTF 2024	24.72	Reverse	files wu 1
Rune_Whats_that	IrisCTF 2024	24.59	Reverse	files wu 3
The_Johnsons	IrisCTF 2024	24.59	Reverse	files wu 3
Symmetry_1 #spn-cipher-inversion	KalmarCTF 2024	24.21	Reverse	files wu 1
Beginner_Rev	SwampCTF 2024	40.40	Reverse	files wu 1
Misbehave	TSG 2024	–	Reverse	files wu 3
TSGDBinary	TSG 2024	–	Reverse	files wu 3
Warmup_SQLite	TSG 2024	–	Reverse	files wu 3
serverless	TSG 2024	–	Reverse	files wu 3
Summarize	UIUCTF 2024	–	Reverse	files wu 1
Primitive_Reversing	UMassCTF 2024	43.10	Reverse	files wu 2
Primitive_Reversing_2	UMassCTF 2024	43.10	Reverse	files wu 1
Love_Debug	UofTCTF 2024	23.90	Reverse	files wu 1
Anonymous	1337UP 2023	24.23	Reverse	files wu 2
Breaking_The_Vault_Uncover_the_Secrets #android-native-reversing #ghidra	BSidesTLV 2023	35.00	Reverse	files wu 1
Apps #mit-app-inventor #aia-reversing	Bucket 2023	24.80	Reverse	files wu 1
Solid_Reverse	Cryptoverse 2023	24.52	Reverse	files wu 1
Exposed #risc-v-reversing #stripped-binary #flag-checker	CyberSecurityRumble 2023 Quals	24.80	Reverse	files wu 1
Lightbulb #android #apk-reversing #rc4 #java	CyberSecurityRumble 2023 Quals	24.80	Reverse	files wu 1
shellcode-ception #self-modifying-shellcode #xor-decode #mprotect	CyberSecurityRumble 2023 Quals	24.80	Reverse	files wu 1
super_qomputer	DiceCTF 2023	36.70	Reverse	files wu 1
Azusawa_s_Gacha_World	SekaiCTF 2023	24.86	Reverse	files wu 1
absolute-cap	TAMUctf 2023	–	Reverse	files wu 1
div3rev	TJCTF 2023	–	Reverse	files wu 1
LIGAbue #reversing #opentype-font	TeamItaly 2023	24.88	Reverse	files wu 1
Safe_Image_Storage #reversing #protocol-analysis	TeamItaly 2023	24.88	Reverse	files wu 1
Secure_comparator #side-channel #timing-attack	TeamItaly 2023	24.88	Reverse	files wu 1
Fast_Calculator	UIUCTF 2023	–	Reverse	files src wu 2
Just-Passw0rd #strings	WaniCTF 2023	24.99	Reverse	files wu 1
RevMePlx #reversing #string-analysis #name-divecount-check	CyberSecurityRumble 2022	62.00	Reverse	files wu 2
threelittlekeys #android #apk-reversing #seeded-prng	CyberSecurityRumble 2022	62.00	Reverse	files wu 1
snake-jazz #vm-reversing	FE-CTF 2022	–	Reverse	files wu 1
atcs-nightmare	HSCTF 2022	–	Reverse	files wu 1
3T-PHON3-HOM3 #android	HackPack 2022	35.11	Reverse	files wu 1
Self-HostedCrypto #custom-cipher	HackPack 2022	35.11	Reverse	files wu 1
ezrev #xor	Hayyim 2022	25.00	Reverse	files wu 1

Challenges