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
ktaveras9 Bytes and Big Integers 10
Onix241 Finding Flags 2
ctfer001 Legendre Symbol 35
QQSHI13 Keyed Permutations 5
IgnazioChisesi You either know, XOR you don't 30
IgnazioChisesi Favourite byte 20
QQSHI13 Greatest Common Divisor 15
partho Bruce Schneier's Password 100
Regnm0ln1 Smooth Criminal 60
IgnazioChisesi XOR Properties 15
QQSHI13 You either know, XOR you don't 30
IgnazioChisesi XOR Starter 10
QQSHI13 Favourite byte 20
QQSHI13 XOR Properties 15
partho Verilicious (Cyber Apocalypse 2025) 0
QQSHI13 XOR Starter 10
IgnazioChisesi Bytes and Big Integers 10
QQSHI13 Bytes and Big Integers 10
rwxerwx XOR Starter 10
IgnazioChisesi Base64 10
kenkuts Bean Counter 60
kenkuts Symmetry 50
IgnazioChisesi Hex 5
kenkuts Flipping Cookie 60
ctfer001 Quadratic Residues 25
Dantealiguieri Base64 10
Aimangk Hex 5
IgnazioChisesi ASCII 5
useless Extended GCD 20
ctfer001 Modular Inverting 25
Thekeshavpundhir Network Attacks 5
IgnazioChisesi Great Snakes 3
kenkuts ECB CBC WTF 55
IgnazioChisesi Finding Flags 2
kenkuts ECB Oracle 60
ctfer001 Modular Arithmetic 2 20
useless Greatest Common Divisor 15
AbuArnab Bytes and Big Integers 10
KZOrP4Vl Ron was Wrong, Whit is Right 90
NoBirdWasHam Bad Temper 2 150
Squeequeg ASCII 5
kenkuts Passwords as Keys 50
kenkuts Modes of Operation Starter 15
Squeequeg Great Snakes 3
as1760 Great Snakes 3
Dantealiguieri Hex 5
Dantealiguieri ASCII 5
Dantealiguieri Great Snakes 3
kenkuts Bringing It All Together 50
Dantealiguieri Finding Flags 2

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