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
Shadow4011 Bytes and Big Integers 10
surf_excel Crossed Wires 100
MohammedAnaam12 Finding Flags 2
surf_excel Resisting Bruteforce 10
surf_excel Keyed Permutations 5
Aristotle Finding Flags 2
surf_excel ECB CBC WTF 55
surf_excel Bringing It All Together 50
surf_excel Diffusion through Permutation 30
surf_excel Confusion through Substitution 25
surf_excel Round Keys 20
surf_excel Structure of AES 15
surf_excel Successive Powers 60
surf_excel Modular Square Root 35
surf_excel Chinese Remainder Theorem 40
kozz XOR Starter 10
C4tsinthestreet Finding Flags 2
surf_excel Modulus Inutilis 50
surf_excel Salty 20
surf_excel Square Eyes 35
surf_excel Manyprime 40
surf_excel Inferius Prime 30
surf_excel Monoprime 30
Shadow4011 Base64 10
surf_excel RSA Signatures 25
surf_excel RSA Decryption 20
surf_excel Private Keys 20
surf_excel Euler's Totient 20
surf_excel Public Keys 15
surf_excel Modular Exponentiation 10
toaru_k Montgomery's Ladder 40
surf_excel Transparency 50
surf_excel SSH Keys 35
surf_excel CERTainly not 30
surf_excel Privacy-Enhanced Mail? 25
mfreedom_neo Lemur XOR 40
surf_excel Lemur XOR 40
Shadow4011 Hex 5
surf_excel Encoding Challenge 40
surf_excel Network Attacks 5
saro LWE High Bits Message 15
vizz Lemur XOR 40
DDDDmmmm Legendre Symbol 35
vizz You either know, XOR you don't 30
Biswas Modular Arithmetic 1 20
Ba1sars Modes of Operation Starter 15
vizz Favourite byte 20
vizz XOR Properties 15
kacihmd Modular Inverting 25
Biswas Extended GCD 20

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