$ ctf42

Challenges

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4 challenges tagged #key-recovery ✕ clear · browse all techniques

Challenge CTF Weight Category Has
learning-without-errors
#rlwe#ckks#lattice#key-recovery
 DiceCTF 2022 24.82 Crypto files wu 1
DIY_enc
#aes-ctr#base64-padding-position#key-recovery
 DanteCTF 2023 24.44 Crypto files wu 1
A_Simple_SP_Box
#substitution-permutation-network#block-cipher#chosen-plaintext#key-recovery
 DCTF 2021 – Crypto files wu 2
mini-A3S
#affine-sbox#linear-cryptanalysis#gf3#key-recovery
 RaRCTF 2021 24.53 Crypto files wu 1