Roxy

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Solved Challenges

Lattices Backpack Cryptography 120
Lattices Find the Lattice 100
Lattices Gaussian Reduction 50
Lattices What's a Lattice? 40
Lattices Gram Schmidt 30
Lattices Size and Basis 15
Lattices Vectors 10
ZKPs Special Soundness 25
ZKPs Non-Interactive 35
ZKPs Honest Verifier Zero Knowledge 30
ZKPs Proofs of Knowledge 20
ZKPs ZKP Introduction 5
Hash Functions Mixed Up 120
Hash Functions Collider 50
Mathematics Legendre Symbol 35
Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
Mathematics Quadratic Residues 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 You either know, XOR you don't 30
General Favourite byte 20
General XOR Properties 15
General XOR Starter 10
General Bytes and Big Integers 10
General Base64 10
General Hex 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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