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
Rsto6 Bytes and Big Integers 10
Rsto6 Base64 10
Rsto6 Hex 5
Rsto6 ASCII 5
epd54 Computing Shared Secrets 30
epd54 Computing Public Values 25
Mathinfernal XOR Starter 10
hops XOR Properties 15
Rsto6 Great Snakes 3
epd54 Generators of Groups 20
ChokosOS Generators of Groups 20
epd54 Working with Fields 10
Rsto6 Finding Flags 2
Par2025 Symmetry 50
ChokosOS Working with Fields 10
epd54 Modulus Inutilis 50
lukezifer Modular Inverting 25
bowie41 Quadratic Residues 25
lukezifer Modular Arithmetic 2 20
Metwally Favourite byte 20
Romyna Logon Zero 80
bowie41 Modular Inverting 25
anastef ZKP Introduction 5
bowie41 Modular Arithmetic 2 20
bowie41 Modular Arithmetic 1 20
bowie41 Extended GCD 20
Par2025 Flipping Cookie 60
C4rm3l0 Quadratic Residues 25
JonathanPortillo Encoding Challenge 40
Par2025 ECB CBC WTF 55
lingling Montgomery's Ladder 40
noahaon99 Lo-Hi Card Game 120
j_wlodarz Vote for Pedro 150
Par2025 ECB Oracle 60
lingling Moving Problems 150
eryk1343 Parameter Injection 60
Raven0X7 ASCII 5
Napoleon Finding Flags 2
Raven0X7 Great Snakes 3
Raven0X7 Finding Flags 2
ChokosOS Decrypting TLS 1.3 35
n4k4 Quadratic Residues 25
ra_mn Favourite byte 20
C4rm3l0 CERTainly not 30
ChokosOS Decrypting TLS 1.2 30
kostpergan Adrien's Signs 80
Par2025 Passwords as Keys 50
C4rm3l0 Privacy-Enhanced Mail? 25
mohamad_waleed1 Base64 10
mmd1hp XOR Starter 10

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