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
ninebytes XOR Starter 10
D1533 RRSSAA (ECSC 2023 (Norway)) 0
AsmaaElsheikh Finding Flags 2
catgamer314 ASCII 5
sgrenz Legendre Symbol 35
Timmeke_ Favourite byte 20
catgamer314 Great Snakes 3
encrypjim Bytes and Big Integers 10
catgamer314 Finding Flags 2
ninebytes Bytes and Big Integers 10
GlasZilla RSA Decryption 20
CactusAcolyte Finding Flags 2
encrypjim Base64 10
ninebytes Base64 10
Timmeke_ XOR Properties 15
GlasZilla Private Keys 20
encrypjim Hex 5
encrypjim ASCII 5
ninebytes Hex 5
GlasZilla Euler's Totient 20
ninebytes ASCII 5
GlasZilla Public Keys 15
ossaji Finding Flags 2
GlasZilla Modular Exponentiation 10
Timmeke_ XOR Starter 10
encrypjim Great Snakes 3
ninebytes Great Snakes 3
encrypjim Finding Flags 2
ninebytes Finding Flags 2
moystee Diffusion through Permutation 30
sgrenz Quadratic Residues 25
sgrenz Modular Inverting 25
Timmeke_ Bytes and Big Integers 10
kilpom Diffusion through Permutation 30
sgrenz Modular Arithmetic 2 20
Timmeke_ Base64 10
Timmeke_ Hex 5
sgrenz Modular Arithmetic 1 20
sgrenz Extended GCD 20
Timmeke_ ASCII 5
Timmeke_ Great Snakes 3
Timmeke_ Finding Flags 2
kuroguro Favourite byte 20
moystee Confusion through Substitution 25
ty4115 Passwords as Keys 50
abdulkadirmood XOR Starter 10
UrLastWish RSA Decryption 20
moystee Round Keys 20
DuckMaster Infinite Descent 50
abdulkadirmood Bytes and Big Integers 10

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