tonyfrg

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Submitted Solutions

Broken RSA 0

Solved Challenges

RSA Crossed Wires 100
Mathematics No Way Back Home 100
Mathematics Broken RSA 100
Diffie-Hellman Export-grade 100
Diffie-Hellman Additive 70
Crypto on the Web Decrypting TLS 1.2 30
Elliptic Curves Smooth Criminal 60
RSA Blinding Light 120
RSA Let's Decrypt 80
RSA Signing Server 60
Hash Functions Merkle Trees 25
ZKPs OR Proof 75
CTF Archive OR Proof (CryptoHack) 0
ZKPs Too Honest 50
ZKPs Non-Interactive 35
ZKPs Honest Verifier Zero Knowledge 30
ZKPs Proofs of Knowledge 20
Lattices From Private to Public Key LWE 25
Lattices LWE Low Bits Message 20
Lattices LWE High Bits Message 15
Hash Functions Collider 50
Diffie-Hellman Parameter Injection 60
Symmetric Ciphers ECB Oracle 60
Isogenies Image Point Arithmetic 30
Isogenies Where's the Supersingular Curve 25
Isogenies The j-invariant 20
Isogenies Introduction to Isogenies 10
ZKPs ZKP Introduction 5
RSA Everything is Still Big 100
RSA Everything is Big 70
RSA RSA Backdoor Viability 175
RSA Ron was Wrong, Whit is Right 90
RSA Infinite Descent 50
RSA Fast Primes 75
RSA Marin's Secrets 50
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
RSA Square Eyes 35
Elliptic Curves Montgomery's Ladder 40
Elliptic Curves Efficient Exchange 50
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Passwords as Keys 50
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
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Monoprime 30
RSA Inferius Prime 30
General CERTainly not 30
General Transparency 50
General Encoding Challenge 40
General SSH Keys 35
Lattices LWE Intro 10
General Privacy-Enhanced Mail? 25
Lattices Gaussian Reduction 50
Lattices What's a Lattice? 40
Lattices Gram Schmidt 30
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Symmetric Ciphers Modes of Operation Starter 15
Symmetric Ciphers Bringing It All Together 50
Symmetric Ciphers Diffusion through Permutation 30
Symmetric Ciphers Confusion through Substitution 25
Symmetric Ciphers Round Keys 20
Symmetric Ciphers Structure of AES 15
General Lemur XOR 40
Lattices LWE Background 5
Diffie-Hellman Deriving Symmetric Keys 40
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
Introduction Network Attacks 5
Mathematics Adrien's Signs 80
Mathematics Modular Binomials 80
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
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
Elliptic Curves Point Negation 10
Elliptic Curves Background Reading 5
RSA Factoring 15
RSA RSA Signatures 25
RSA RSA Decryption 20
RSA Private Keys 20
RSA Euler's Totient 20
RSA Public Keys 15
RSA Modular Exponentiation 10
Mathematics Successive Powers 60
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
Lattices Size and Basis 15
Lattices Vectors 10
General Base64 10
General Hex 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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