CTF challenges & writeups

21438 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
funny_factorials #lfi (local-file-inclusion)#path-normalization-bypass #flask	AmateursCTF 2023	24.54	Web	files wu 3
go-gopher #ssrf #gopher-protocol	AmateursCTF 2023	24.54	Web	files wu 3
sanity #dom-clobbering #prototype-pollution #xss	AmateursCTF 2023	24.54	Web	files wu 2
ROP_til_you_drop #rop #format-string	BCACTF 2023	–	Pwn	files wu 1
Compact #dotsies-cipher	BYUCTF 2023	–	Crypto	files wu 1
Ducky1 #rubber-ducky-decode	BYUCTF 2023	–	Reverse	files wu 2
Poem #keyboard-shift-cipher	BYUCTF 2023	–	Crypto	files wu 1
RSA1 #rsa #small-modulus-factorization	BYUCTF 2023	–	Crypto	files wu 1
RSA2 #rsa #factordb	BYUCTF 2023	–	Crypto	files wu 1
RSA3 #rsa #common-factor	BYUCTF 2023	–	Crypto	files wu 1
RSA4 #rsa #hastad-broadcast	BYUCTF 2023	–	Crypto	files wu 1
RSA5 #rsa #common-modulus-attack	BYUCTF 2023	–	Crypto	files wu 1
RevEng #xor-decryption #ghidra	BYUCTF 2023	–	Reverse	files wu 1
urmombotnetdotnetcom_1 #error-based-info-disclosure #duplicate-registration	BYUCTF 2023	–	Web	files wu 1
Beginner_menace #exif-metadata	BackdoorCTF 2023	–	Misc	files wu 2
Curvy_Curves #elliptic-curve-over-ring #rsa-factoring	BackdoorCTF 2023	–	Crypto	files wu 1
Knapsack #knapsack #meet-in-the-middle (mitm)	BackdoorCTF 2023	–	Crypto	files wu 2
PRSA #polynomial-ring-rsa #gf(2)-polynomial-factorization	BackdoorCTF 2023	–	Crypto	files wu 1
Something_in_Common #rsa #hastad-broadcast-attack #non-coprime-moduli #crt	BackdoorCTF 2023	–	Misc	files wu 2
Sonic_Hide_and_Seek #audio-steganography #spectrogram #sstv	BackdoorCTF 2023	–	Forensics	files wu 1
php_sucks #php-file-upload-bypass #strtok-filename-truncation #rce	BackdoorCTF 2023	–	Web	files wu 1
Big_JPG #lsb-steganography #steghide	BlueHens 2023	24.61	Misc	files wu 1
Blue_Hens #esoteric-language #vm-reversing	BlueHens 2023	24.61	Reverse	files wu 2
Bussin #custom-file-format #qoi	BlueHens 2023	24.61	Reverse	files wu 1
Classic_Checkers #constraint-solving #lisp	BlueHens 2023	24.61	Reverse	files wu 3
ElectroNES #nes-reversing #6502	BlueHens 2023	24.61	Reverse	files wu 1
Greatest_Hits_1_of_4 #nested-encoding	BlueHens 2023	24.61	Crypto	files wu 1
Hide_n_Seek #steganography #morse-code #steghide	BlueHens 2023	24.61	Crypto	files wu 2
Least_Significant_Color #lsb-steganography	BlueHens 2023	24.61	Misc	files wu 2
RSA_School_1st_Grade #rsa #known-prime	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_2nd_Grade #rsa #factordb	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_3rd_Grade #rsa #common-modulus-attack	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_4th_Grade #rsa #d-to-factorization	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_5th_Grade #rsa #low-exponent #cube-root	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_6th_Grade #rsa #hastad-broadcast #crt	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_7th_Grade #rsa #fermat-factorization	BlueHens 2023	24.61	Crypto	files wu 1
RSA_School_8th_Grade #rsa #fermat-factorization	BlueHens 2023	24.61	Crypto	files wu 1
Turing_Complete #google-apps-script	BlueHens 2023	24.61	Misc	files wu 1
Hollywood #dotnet-reversing #dnspy #string-decryption #anti-debug-bypass	CYBERGON 2023	–	Reverse	files wu 1
Old_Obfuscation #pyinstaller-extraction #pyarmor-deobfuscation	CYBERGON 2023	–	Reverse	files wu 1

Challenges