Yvain

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Solved Challenges

Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
Symmetric Ciphers Diffusion through Permutation 30
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Mathematics Broken RSA 100
Mathematics Successive Powers 60
Mathematics Unencryptable 125
RSA RSA Backdoor Viability 175
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
RSA Endless Emails 150
RSA Crossed Wires 100
RSA Ron was Wrong, Whit is Right 90
RSA Fast Primes 75
Diffie-Hellman Script Kiddie 70
Diffie-Hellman Static Client 2 120
RSA Marin's Secrets 50
RSA Infinite Descent 50
Diffie-Hellman Additive 70
Diffie-Hellman Static Client 100
RSA Everything is Still Big 100
RSA Everything is Big 70
General Transparency 50
Mathematics Modular Binomials 80
Mathematics Adrien's Signs 80
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
Symmetric Ciphers Confusion through Substitution 25
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Diffie-Hellman Export-grade 100
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Diffie-Hellman Starter 5 40
Diffie-Hellman Diffie-Hellman Starter 4 30
Diffie-Hellman Diffie-Hellman Starter 2 20
Diffie-Hellman Diffie-Hellman Starter 1 10
Diffie-Hellman Diffie-Hellman Starter 3 20
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
RSA Factoring 15
RSA RSA Starter 6 25
RSA RSA Starter 5 20
RSA RSA Starter 4 20
RSA RSA Starter 3 20
RSA RSA Starter 2 15
RSA RSA Starter 1 10
Introduction Network Attacks 5
General SSH Keys 35
General CERTainly not 30
General Privacy-Enhanced Mail? 25
General Lemur XOR 40
General Encoding Challenge 40
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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