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#crypto


De1 CTF 2020 - ECDH

Invalid curve attack on elliptic curve. [Read More]
#ctf  #de1  #crypto  #ecc 

SuSeC CTF 2020 - Gantun

Break a homemade cryptosystem. [Read More]
#crypto  #ctf  #susec 

UTCTF 2020 - Crypto Challenges

Galois, Curveball. [Read More]
#crypto  #ctf  #ut  #aes 

Advent OTW 2019 - Naughty Or Nice v2

“Break” rsa pkcs1 padding and execute shellcode. [Read More]
#crypto  #pwn  #ctf  #advent  #rsa 

Advent OTW 2019 - Santa's Signature

Break textbook RSA signature. [Read More]
#crypto  #ctf  #advent 

RITSEC CTF 2019 - Random

Exploit the rand() function in C. [Read More]
#crypto  #ctf  #ritsec 

CSAW Quals 2019 - Byte Me

ECB Byte at a time attack. [Read More]
#ctf  #csaw-quals  #crypto  #aes 

HackCon CTF 2019 - AgainAndAgainAndAgain

Repetitive Rabin cryptosystem. [Read More]
#crypto  #ctf  #hackcon  #rabin 

HackCon CTF 2019 - OTP

Two time pad. [Read More]
#ctf  #hackcon  #crypto 

Redpwn 2019 - Super Hash

Sequencial hashing, with @edoz90. [Read More]
#ctf  #crypto  #redpwn 
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