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
anbarbon You either know, XOR you don't 30
vitt XOR Properties 15
joaotheboss Resisting Bruteforce 10
NicoNieners Diffusion through Permutation 30
Spirit12 Quadratic Residues 25
joaotheboss Keyed Permutations 5
0xOuss ASCII 5
linaaaaaaaaaaaaa XOR Starter 10
0xOuss Great Snakes 3
lavi24 Modular Inverting 25
spaceblanket Point Negation 10
0xOuss Finding Flags 2
apeer Great Snakes 3
teun Chinese Remainder Theorem 40
vitt XOR Starter 10
cripsovv XOR Starter 10
Spirit12 Modular Inverting 25
vitt Bytes and Big Integers 10
lavi24 Privacy-Enhanced Mail? 25
24BECSE19_DT Deriving Symmetric Keys 40
cripsovv Bytes and Big Integers 10
eugeniahwd Base64 10
24BECSE19_DT Computing Shared Secrets 30
24BECSE19_DT Computing Public Values 25
24BECSE19_DT Generators of Groups 20
24BECSE19_DT Working with Fields 10
Spirit12 Modular Arithmetic 2 20
24BECSE19_DT Modulus Inutilis 50
24BECSE19_DT Salty 20
Htet Vote for Pedro 150
Htet Signing Server 60
thaggs1066 JSON in JSON 40
Htet Let's Decrypt 80
eugeniahwd Hex 5
Htet Blinding Light 120
3xMB Modular Arithmetic 2 20
eugeniahwd ASCII 5
Htet Let's Decrypt Again 175
hashiryo Modular Square Root 35
Zira Deriving Symmetric Keys 40
3xMB Modular Arithmetic 1 20
eugeniahwd Great Snakes 3
lavi24 CERTainly not 30
eugeniahwd Finding Flags 2
SigmaMonster Modular Inverting 25
viecon L-Win 120
shirasu2006 Greatest Common Divisor 15
Htet Salty 20
Htet Manyprime 40
Htet Square Eyes 35

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