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Solved Challenges

Mathematics Ellipse Curve Cryptography 125
RSA Endless Emails 150
RSA Crossed Wires 100
RSA Everything is Still Big 100
RSA Everything is Big 70
Hash Functions Invariant 250
Hash Functions Twin Keys 100
Symmetric Ciphers Dancing Queen 120
Hash Functions PriMeD5 100
Symmetric Ciphers Paper Plane 120
Hash Functions No Difference 175
Hash Functions Mixed Up 120
Hash Functions MD0 80
Hash Functions Collider 50
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers CTRIME 70
Symmetric Ciphers Logon Zero 80
Symmetric Ciphers Stream of Consciousness 80
Symmetric Ciphers Oh SNAP 120
RSA Modulus Inutilis 50
RSA Salty 20
Elliptic Curves ProSign 3 100
Elliptic Curves Micro Transmissions 120
Elliptic Curves Exceptional Curves 100
Elliptic Curves Elliptic Nodes 150
Elliptic Curves Moving Problems 150
Crypto on the Web Secure Protocols 5
Elliptic Curves Curveball 100
Crypto on the Web JWT Secrets 25
Elliptic Curves Real Curve Crypto 200
Elliptic Curves No Random, No Bias 120
Elliptic Curves Edwards Goes Degenerate 100
Crypto on the Web JWT Sessions 10
Crypto on the Web No Way JOSE 20
Elliptic Curves Digestive 60
Crypto on the Web Token Appreciation 5
Diffie-Hellman Script Kiddie 70
Diffie-Hellman Static Client 2 120
Diffie-Hellman Additive 70
RSA RSA Signatures 25
Mathematics Chinese Remainder Theorem 40
Mathematics Adrien's Signs 80
Mathematics No Way Back Home 100
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
RSA Factoring 15
Mathematics Real Eisenstein 150
Mathematics Roll your Own 125
RSA RSA Decryption 20
RSA Private Keys 20
Mathematics Unencryptable 125
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Mathematics Quadratic Residues 25
Symmetric Ciphers ECB Oracle 60
Symmetric Ciphers Passwords as Keys 50
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Bringing It All Together 50
General Lemur XOR 40
Symmetric Ciphers Diffusion through Permutation 30
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
General Extended GCD 20
General You either know, XOR you don't 30
General Favourite byte 20
General XOR Properties 15
General Encoding Challenge 40
Introduction Network Attacks 5
General Modular Inverting 25
General Modular Arithmetic 2 20
General Greatest Common Divisor 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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