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5 challenges tagged #modular-arithmetic ✕ clear · browse all techniques

Challenge CTF Weight Category Has
oneline6ryp7o
#lattice#modular-arithmetic#mersenne-modulus
 SekaiCTF 2026 79.25 Crypto files wu 1
Not_So_Smooth
#linear-congruence-recovery#modular-arithmetic#xor
 1337UP 2023 24.23 Crypto files wu 1
Uzumaki
#reversing#modular-arithmetic
 VishwaCTF 2022 20.79 Reverse files wu 1
TrashChain
#custom-hash-collision#multiplicative-hash#modular-arithmetic
 DawgCTF 2021 23.29 Crypto files wu 3
SuperSecureVault
#crt#modular-arithmetic
 Pragyan 2019 20.69 Misc files wu 1