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
Que140 Modular Inverting 25
Que140 Modular Arithmetic 2 20
cattt_owo Hex 5
cattt_owo ASCII 5
Que140 Modular Arithmetic 1 20
Rinfel2026 Finding Flags 2
Fluvfy Modular Square Root 35
cattt_owo Great Snakes 3
lauretti Quadratic Residues 25
xomting Modular Arithmetic 1 20
Que140 Extended GCD 20
cattt_owo Finding Flags 2
ign_Hades Bytes and Big Integers 10
Ness2626 Deriving Symmetric Keys 40
Que140 Greatest Common Divisor 15
ign_Hades Base64 10
Que140 You either know, XOR you don't 30
Que140 Favourite byte 20
ign_Hades Hex 5
nameerah RSA Decryption 20
ign_Hades ASCII 5
mlko Quadratic Residues 25
DaanV2 XOR Properties 15
saro Sharks on the Wire 10
ign_Hades Great Snakes 3
ign_Hades Finding Flags 2
nameerah Private Keys 20
Que140 XOR Properties 15
Ness2626 Computing Shared Secrets 30
Ness2626 Computing Public Values 25
Sleepyy Network Attacks 5
Que140 XOR Starter 10
nameerah Euler's Totient 20
Que140 Bytes and Big Integers 10
Que140 Base64 10
Que140 Hex 5
Ness2626 Generators of Groups 20
handoko Collider 50
nameerah Public Keys 15
Lukas99 Favourite byte 20
JCooker Quadratic Residues 25
DaanV2 XOR Starter 10
mlko ZKP Introduction 5
l3th4l Too Honest 50
madnox XOR Properties 15
Haikall Structure of AES 15
florentynasen Hex 5
Sleepyy Great Snakes 3
walid_z1 Legendre Symbol 35
Sleepyy Finding Flags 2

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