hata

Two robots

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Solved Challenges

Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
Mathematics Adrien's Signs 80
ZKPs Let's Prove It Again 175
ZKPs Let's Prove It 120
ZKPs Mister Saplins The Prover 125
ZKPs Mister Saplin's Preview 80
Hash Functions Merkle Trees 25
ZKPs Couples 100
ZKPs Pairing-Based Cryptography 50
ZKPs Ticket Maestro 200
CTF Archive Ticket Maestro (CryptoHack) 0
ZKPs Fischlin Transform 180
CTF Archive Fischlin's Transformation (CryptoHack) 0
ZKPs Hamiltonicity 2 175
CTF Archive Hamiltonicity 2 (CryptoHack) 0
ZKPs Hamiltonicity 1 100
CTF Archive Hamiltonicity (CryptoHack) 0
Elliptic Curves Real Curve Crypto 200
Elliptic Curves Micro Transmissions 120
Elliptic Curves Elliptic Nodes 150
CTF Archive OR Proof (CryptoHack) 0
ZKPs OR Proof 75
ZKPs Too Honest 50
ZKPs Non-Interactive 35
ZKPs Honest Verifier Zero Knowledge 30
ZKPs Special Soundness 25
ZKPs Proofs of Knowledge 20
ZKPs ZKP Introduction 5
General Transparency 50
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Extended GCD 20
General Greatest Common Divisor 15
General Lemur XOR 40
General You either know, XOR you don't 30
General Favourite byte 20
General XOR Properties 15
General XOR Starter 10
General Encoding Challenge 40
Elliptic Curves No Random, No Bias 120
Elliptic Curves Edwards Goes Degenerate 100
Elliptic Curves Double and Broken 50
Elliptic Curves Montgomery's Ladder 40
Elliptic Curves ProSign 3 100
Elliptic Curves Curveball 100
Elliptic Curves Digestive 60
Elliptic Curves Smooth Criminal 60
Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
General Bytes and Big Integers 10
General Base64 10
General Hex 5
General ASCII 5
Introduction Network Attacks 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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