$ ctf42

Challenges

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Higher weight ≈ harder, more prestigious event.
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6 challenges · browse all techniques

Challenge CTF Weight Category Has
MITM
#diffie-hellman#small-parameters#discrete-log-bruteforce
 darkCON 2021 24.06 Crypto files wu 1
Risk_Security_Analyst_Alice_Vs_Eve
#rsa#shared-modulus#factor-n-via-d
 darkCON 2021 24.06 Crypto files wu 3
TakeItEasy
#pyc-decompilation#uncompyle6#xor
 darkCON 2021 24.06 Crypto files wu 3
TonyAndJames
#python-mersenne-twister#seed-recovery#xor-keystream
 darkCON 2021 24.06 Crypto files wu 3
DisguisedWordlets darkCON 2021 24.06 Crypto files
Rookie_Choice_4_you darkCON 2021 24.06 Crypto files