KoopaTroopa64

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Solved Challenges

RSA Let's Decrypt Again 175
Misc RSA vs RNG 150
Crypto on the Web Saying Hello 20
Crypto on the Web TLS Handshake 15
Crypto on the Web Sharks on the Wire 10
Crypto on the Web Secure Protocols 5
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Bringing It All Together 50
Elliptic Curves Smooth Criminal 60
Lattices Backpack Cryptography 120
RSA Bespoke Padding 100
Lattices Find the Lattice 100
Lattices Gaussian Reduction 50
Lattices What's a Lattice? 40
Lattices Gram Schmidt 30
Diffie-Hellman Static Client 2 120
Diffie-Hellman Script Kiddie 70
Diffie-Hellman Additive 70
General SSH Keys 35
Crypto on the Web RSA or HMAC? Part 2 100
Misc Jeff's LFSR 150
Diffie-Hellman Static Client 100
Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Negation 10
Elliptic Curves Point Addition 30
Diffie-Hellman Export-grade 100
Diffie-Hellman Parameter Injection 60
RSA Let's Decrypt 80
Mathematics Successive Powers 60
Mathematics Adrien's Signs 80
Mathematics Broken RSA 100
Mathematics Modular Binomials 80
Symmetric Ciphers Symmetry 50
RSA Vote for Pedro 150
Hash Functions Collider 50
Misc No Leaks 100
Crypto on the Web JSON in JSON 40
Crypto on the Web RSA or HMAC? 35
Crypto on the Web No Way JOSE 20
Crypto on the Web JWT Sessions 10
Crypto on the Web JWT Secrets 25
Symmetric Ciphers Passwords as Keys 50
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Diffusion through Permutation 30
Symmetric Ciphers Confusion through Substitution 25
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
Lattices Size and Basis 15
Lattices Vectors 10
Mathematics Unencryptable 125
Misc Gotta Go Fast 40
Elliptic Curves Background Reading 5
RSA Blinding Light 120
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Mathematics Quadratic Residues 25
RSA Null or Never 100
Diffie-Hellman Deriving Symmetric Keys 40
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Generators of Groups 20
RSA Signing Server 60
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Diffie-Hellman Working with Fields 10
Crypto on the Web Token Appreciation 5
RSA RSA Backdoor Viability 175
RSA Ron was Wrong, Whit is Right 90
RSA Fast Primes 75
General Transparency 50
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
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
RSA Marin's Secrets 50
RSA Infinite Descent 50
RSA Endless Emails 150
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Everything is Big 70
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA RSA Signatures 25
RSA Inferius Prime 30
RSA Factoring 15
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10

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