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Solved Challenges

Symmetric Ciphers Bean Counter 60
RSA Bespoke Padding 100
RSA Null or Never 100
RSA Blinding Light 120
RSA Let's Decrypt 80
RSA Fast Primes 75
RSA Marin's Secrets 50
RSA Infinite Descent 50
Symmetric Ciphers Lazy CBC 60
Diffie-Hellman Script Kiddie 70
Mathematics Unencryptable 125
Mathematics Roll your Own 125
Mathematics No Way Back Home 100
Mathematics Broken RSA 100
Mathematics Successive Powers 60
Lattices Find the Lattice 100
Lattices Gaussian Reduction 50
Lattices What's a Lattice? 40
Mathematics Modular Binomials 80
Mathematics Adrien's Signs 80
Lattices Gram Schmidt 30
Lattices Size and Basis 15
Lattices Vectors 10
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
General Encoding Challenge 40
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Transparency 50
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
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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