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
SARAH2 Modular Arithmetic 1 20
SARAH2 Extended GCD 20
SARAH2 Greatest Common Divisor 15
pjmgc Symmetry 50
SARAH2 Lemur XOR 40
randomusername_0 Factoring 15
kaleidooa ECB Oracle 60
danosito Lemur XOR 40
Unifl0s Hex 5
SARAH2 You either know, XOR you don't 30
gennadion Quadratic Residues 25
shr1_kumr Greatest Common Divisor 15
jinseo Modes of Operation Starter 15
danosito Encoding Challenge 40
sulkycat Structure of AES 15
caffeine27 Flipping Cookie 60
littleseal26 ECB CBC WTF 55
seungjae2023 ECB Oracle 60
soleman You either know, XOR you don't 30
gennadion Modular Inverting 25
greenhaze Network Attacks 5
greenhaze You either know, XOR you don't 30
kratta Factoring 15
greenhaze Favourite byte 20
caffeine27 ECB Oracle 60
danosito Network Attacks 5
phanvanven Favourite byte 20
aayshush Legendre Symbol 35
kratta RSA Signatures 25
greenhaze XOR Properties 15
danosito You either know, XOR you don't 30
mauust Export-grade 100
jinseo Bringing It All Together 50
danosito Favourite byte 20
kratta RSA Decryption 20
Sungyeon Export-grade 100
danosito XOR Properties 15
greenhaze XOR Starter 10
Sungyeon Parameter Injection 60
Sungyeon Deriving Symmetric Keys 40
greenhaze Bytes and Big Integers 10
kmark Euler's Totient 20
Sungyeon Computing Shared Secrets 30
Unifl0s ASCII 5
Sungyeon Computing Public Values 25
greenhaze Base64 10
greenhaze Hex 5
Sungyeon Generators of Groups 20
greenhaze ASCII 5
Sungyeon Working with Fields 10

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