Solves

Data for the 50 most recent submitted challenge solves. To read writeups for our challenges, visit Solutions.
computer celebrating
Recent Solves
DateUserChallengeScore
Brendan Modular Inverting 25
miel Monoprime 30
Brendan Modular Arithmetic 2 20
Brendan Modular Arithmetic 1 20
Pepsi Favourite byte 20
m4n059 Curveball 100
jerkstone Modular Arithmetic 1 20
cbr4l0k Modes of Operation Starter 15
Hell_ish Resisting Bruteforce 10
Cyber1555 Bytes and Big Integers 10
Brendan Extended GCD 20
Kreauwen XOR Starter 10
jerkstone Extended GCD 20
gumbat70 Privacy-Enhanced Mail? 25
gujiu ASCII 5
0xSerb0t Finding Flags 2
gujiu Great Snakes 3
Kreauwen Bytes and Big Integers 10
gujiu Finding Flags 2
sarayji Passwords as Keys 50
Hell_ish Keyed Permutations 5
Cyber1555 Base64 10
Kreauwen Base64 10
Brendan Greatest Common Divisor 15
Kreauwen Hex 5
MoMasarweh Diffusion through Permutation 30
jerkstone Greatest Common Divisor 15
Kreauwen ASCII 5
sarayji Modes of Operation Starter 15
grazkaa Resisting Bruteforce 10
m4n059 Smooth Criminal 60
grazkaa Keyed Permutations 5
sarayji Transparency 50
Kreauwen Great Snakes 3
MoMasarweh Confusion through Substitution 25
Kreauwen Finding Flags 2
sarayji SSH Keys 35
pcspcs Marin's Secrets 50
0dory0 XOR Starter 10
timy Bytes and Big Integers 10
MoMasarweh Round Keys 20
timy Base64 10
jyhoon Monoprime 30
timy Network Attacks 5
kvv Verilicious (Cyber Apocalypse 2025) 0
ghovhann Merkle Trees 25
Zysee Modes of Operation Starter 15
pcspcs Infinite Descent 50
mariia_botkina Chinese Remainder Theorem 40
ghovhann Pairing-Based Cryptography 50

Level Up

level up icon

You are now level Current level