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
XR3Y Smooth Criminal 60
kapitano Favourite byte 20
Bagadan Resisting Bruteforce 10
ilovecryto ASCII 5
Bagadan Keyed Permutations 5
Blackgreen Modular Square Root 35
Galois Elliptic Nodes 150
ilovecryto Great Snakes 3
ilovecryto Finding Flags 2
SashaB Bytes and Big Integers 10
LBN789 RSA Decryption 20
SashaB Base64 10
nihhajawarembang Manyprime 40
cryptohack720 Passwords as Keys 50
reutoelboum Mixed Up 120
SashaB Hex 5
kapitano XOR Properties 15
SashaB ASCII 5
shprota Resisting Bruteforce 10
SashaB Great Snakes 3
SashaB Finding Flags 2
shprota Keyed Permutations 5
Regnm0ln1 Parameter Injection 60
paknathuch Modular Arithmetic 1 20
paknathuch Extended GCD 20
LBN789 Private Keys 20
paknathuch Greatest Common Divisor 15
oiu890 Everything is Still Big 100
paknathuch You either know, XOR you don't 30
cryptohack720 Modes of Operation Starter 15
paknathuch Favourite byte 20
paknathuch XOR Properties 15
oiu890 Crossed Wires 100
paknathuch XOR Starter 10
paknathuch Bytes and Big Integers 10
Tuananh Everything is Big 70
paknathuch Base64 10
Idkwhattowrite Finding Flags 2
Regnm0ln1 Deriving Symmetric Keys 40
DingusDonda You either know, XOR you don't 30
DingusDonda Favourite byte 20
securial150 Jack's Birthday Confusion 30
Regnm0ln1 Computing Shared Secrets 30
DingusDonda XOR Properties 15
securial150 Jack's Birthday Hash 20
Staroll Quadratic Residues 25
Regnm0ln1 Computing Public Values 25
LeeWangWy Background Reading 5
AndreaMuscarella Bean Counter 60
LeeWangWy Find the Lattice 100

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