CTF challenges & writeups

7364 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
john_pollard #rsa #small-modulus-factoring #x509-certificate	picoCTF 2019	–	Crypto	files wu 2
messy-malloc #uninitialized-heap-memory #heap-reuse	picoCTF 2019	–	Pwn	files wu 1
miniRSA #rsa #small-e #cube-root	picoCTF 2019	–	Crypto	files wu 1
reverse_cipher #char-shift-cipher #ghidra	picoCTF 2019	–	Reverse	files wu 1
seed-sPRiNG #srand-time-seed #prng-prediction	picoCTF 2019	–	Pwn	files wu 1
vault-door-3 #anagram #javascript-reversing	picoCTF 2019	–	Reverse	files wu 1
vault-door-4 #byte-array-decoding	picoCTF 2019	–	Reverse	files wu 1
vault-door-5 #base64 #url-encoding	picoCTF 2019	–	Reverse	files wu 1
vault-door-6 #xor	picoCTF 2019	–	Reverse	files wu 1
vault-door-7 #int-to-bytes #bit-shifting	picoCTF 2019	–	Reverse	files wu 1
vault-door-8 #bit-transposition	picoCTF 2019	–	Reverse	files wu 1
zero_to_hero #poison-null-byte #tcache-poisoning #double-free	picoCTF 2019	–	Pwn	files wu 3
ATourofx86-Part1 #x86-16bit-real-mode #bios-interrupts #boot-reversing	CSAW 2018 Quals	30.23	Misc	files wu 3
ATourofx86-Part2 #x86-bootloader-reversing #disk-address-packet #static-analysis	CSAW 2018 Quals	30.23	Misc	files wu 1
alien_invasion #heap-off-by-one #poison-null-byte #overlapping-chunks #got-overwrite	CSAW 2018 Quals	30.23	Misc	files wu 3
bigboy #stack-variable-overwrite	CSAW 2018 Quals	30.23	Misc	files wu 3
doubletrouble #stack-buffer-overflow #float-encoding-shellcode #ascii-shellcode #canary-preserve	CSAW 2018 Quals	30.23	Misc	files wu 3
get_it #stack-buffer-overflow #ret2win	CSAW 2018 Quals	30.23	Misc	files wu 3
kvm #kvm-vm-reversing #huffman-coding	CSAW 2018 Quals	30.23	Misc	files wu 3
shell_code #stack-buffer-overflow #split-shellcode #jump-chaining	CSAW 2018 Quals	30.23	Misc	files wu 3
turtles #objective-c-reversing #got-overwrite #format-string	CSAW 2018 Quals	30.23	Misc	files wu 3
execve_sandbox #seccomp #sandbox-escape #mmap	GoogleCTF 2018 Quals	–	Misc	files wu 1
sandbox_compat #x86-segmentation #direction-flag #sandbox-escape	GoogleCTF 2018 Quals	–	Misc	files wu 1
shop #heap-overflow #got-overwrite #one-gadget	PlaidCTF 2018	90.83	Misc	files wu 3
ezpwn #stack-buffer-overflow #variable-overwrite	RITSEC 2018	–	Misc	files wu 3
canary #custom-canary #stack-buffer-overflow	TU 2018	–	Misc	files wu 1
ehh #format-string #variable-overwrite	TU 2018	–	Misc	files wu 1
lisa #stack-buffer-overflow	TU 2018	–	Misc	files wu 1
shella-easy #gets #shellcode #stack-leak	TU 2018	–	Misc	files wu 1
shella-hard #instruction-misalignment #rop	TU 2018	–	Misc	files wu 1
timber #format-string #canary-leak #rop	TU 2018	–	Misc	files wu 1
breakingout #negative-index #got-overwrite #one-gadget	WPICTF 2018	–	Misc	files wu 1
ezpz #buffer-overflow #ret2win #pie-bypass	WPICTF 2018	–	Misc	files wu 3
Accumulator #integer-overflow	angstromCTF 2018	–	Pwn	files wu 1
Back_to_Base-ics #encoding #base64	angstromCTF 2018	–	Crypto	files wu 1
Cookie_Jar #buffer-overflow	angstromCTF 2018	–	Pwn	files wu 1
Intro_to_RSA #rsa	angstromCTF 2018	–	Crypto	files wu 1
Number_Guess #format-string #stack-leak	angstromCTF 2018	–	Pwn	files wu 1
Rev1 #strings	angstromCTF 2018	–	Reverse	files wu 1
Rev2 #static-analysis	angstromCTF 2018	–	Reverse	files wu 1

Challenges