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
moonheesung Deriving Symmetric Keys 40
z4ibi Passwords as Keys 50
z4ibi Modes of Operation Starter 15
PJ696769 Passwords as Keys 50
patientlegend Modular Arithmetic 2 20
xsyshuai Structure of AES 15
patientlegend Modular Arithmetic 1 20
xsyshuai Resisting Bruteforce 10
patientlegend Extended GCD 20
z4ibi Bringing It All Together 50
xsyshuai Keyed Permutations 5
xsyshuai Modular Arithmetic 2 20
xsyshuai Modular Arithmetic 1 20
z4ibi Diffusion through Permutation 30
xsyshuai Extended GCD 20
xsyshuai Greatest Common Divisor 15
xsyshuai You either know, XOR you don't 30
xsyshuai Favourite byte 20
ripper Lemur XOR 40
ripper You either know, XOR you don't 30
ripper Favourite byte 20
ripper XOR Properties 15
ripper XOR Starter 10
ripper Encoding Challenge 40
xsyshuai XOR Properties 15
xsyshuai XOR Starter 10
xsyshuai Bytes and Big Integers 10
xsyshuai Base64 10
xsyshuai Hex 5
skkra0 Modular Arithmetic 1 20
skkra0 Extended GCD 20
ripper Bytes and Big Integers 10
ripper Base64 10
nomadjmk Great Snakes 3
ripper Hex 5
nomadjmk Finding Flags 2
ripper ASCII 5
ripper Network Attacks 5
User0069 Lo-Hi Card Game 120
ripper Great Snakes 3
ripper Finding Flags 2
Adrinn Diffusion through Permutation 30
PJ696769 Modes of Operation Starter 15
Camilaqll Bytes and Big Integers 10
Linyx Legendre Symbol 35
4ndn Great Snakes 3
Haikall Bringing It All Together 50
4ndn Finding Flags 2
n30nx Decrypting TLS 1.3 35
grazkaa Bounded Noise 50

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