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
JOJAR Decrypting TLS 1.2 30
ff02x9e Extended GCD 20
4AAA4 Adrien's Signs 80
p6k376 Legendre Symbol 35
Aizen14 Encoding Challenge 40
JOJAR Saying Hello 20
ff02x9e Greatest Common Divisor 15
Adrbqt Modes of Operation Starter 15
Arsen123 Transparency 50
Arsen123 SSH Keys 35
Arsen123 CERTainly not 30
Sayat465678 Bytes and Big Integers 10
Arsen123 Privacy-Enhanced Mail? 25
Sayat465678 Base64 10
Erzhigit Finding Flags 2
Sayat465678 Hex 5
Sayat465678 ASCII 5
JOJAR TLS Handshake 15
Sayat465678 Great Snakes 3
Arsen123 Lemur XOR 40
Sayat465678 Finding Flags 2
Arsen123 You either know, XOR you don't 30
Arsen123 XOR Properties 15
fancylake Keyed Permutations 5
Arsen123 Hex 5
kimdd Modular Inverting 25
3093016760 ASCII 5
kimdd Modular Arithmetic 2 20
Meepcom Round Keys 20
uzumaki Encoding Challenge 40
Meepcom Structure of AES 15
kimdd Modular Arithmetic 1 20
3093016760 Great Snakes 3
3093016760 Finding Flags 2
AlexandruGheo Modes of Operation Starter 15
fancylake Modular Binomials 80
Beybars Modular Binomials 80
TyLion Background Reading 5
CryptoSteppe17 Resisting Bruteforce 10
CryptoSteppe17 Keyed Permutations 5
Meepcom Resisting Bruteforce 10
fancylake Adrien's Signs 80
fancylake Chinese Remainder Theorem 40
pc417 Inferius Prime 30
fancylake Modular Square Root 35
AlexandruGheo Bringing It All Together 50
fancylake Legendre Symbol 35
CryptoSteppe17 Point Negation 10
Meepcom Keyed Permutations 5
fancylake Quadratic Residues 25

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