Solves

Data for the 50 most recent submitted challenge solves. To read writeups for our challenges, visit Solutions.
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Recent Solves
DateUserChallengeScore
CryptoSteppe17 Chinese Remainder Theorem 40
iso123 RSA or HMAC? 35
Anti_ XOR Properties 15
Ferm1 Keyed Permutations 5
eldos Great Snakes 3
Anti_ XOR Starter 10
knh6393 Public Keys 15
soum1107 You either know, XOR you don't 30
soum1107 Favourite byte 20
Anti_ Bytes and Big Integers 10
xiaoyu123 RSA Signatures 25
ecurve Ron was Wrong, Whit is Right 90
knh6393 Modular Exponentiation 10
Konstantin Finding Flags 2
LLHA Computing Public Values 25
space_invader JWT Sessions 10
2024083215 Manyprime 40
LLHA Generators of Groups 20
modest XOR Starter 10
Anti_ Base64 10
minzhen Manyprime 40
LLHA Working with Fields 10
soum1107 XOR Properties 15
Tina980885 Diffusion through Permutation 30
Tina980885 Confusion through Substitution 25
Ablayhan9900 CERTainly not 30
Ablayhan9900 SSH Keys 35
Tina980885 Round Keys 20
hakka52 An Exceptional Twisted Mind 125
space_invader Token Appreciation 5
iso123 JWT Secrets 25
CryptoSteppe17 Modular Arithmetic 1 20
Tina980885 Structure of AES 15
asantosd XOR Properties 15
LLHA Factoring 15
xiaoyu123 RSA Decryption 20
Honoured_One Modes of Operation Starter 15
xiaoyu123 Private Keys 20
zhanga Modular Arithmetic 2 20
zhanga Modular Inverting 25
KoKoshKo Modular Inverting 25
KoKoshKo Modular Arithmetic 2 20
zhanga Modular Arithmetic 1 20
KoKoshKo Modular Arithmetic 1 20
zhanga Extended GCD 20
minzhen Monoprime 30
KoKoshKo Extended GCD 20
zhanga Greatest Common Divisor 15
Tina980885 Resisting Bruteforce 10
KoKoshKo Greatest Common Divisor 15

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