abhrankan

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Website: https://abhrankan-chakrabarti.github.io

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Solved Challenges

Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Elliptic Curves Point Negation 10
Lattices From Private to Public Key LWE 25
RSA Let's Decrypt Again 175
RSA Blinding Light 120
RSA Vote for Pedro 150
RSA Let's Decrypt 80
RSA Null or Never 100
RSA Bespoke Padding 100
RSA RSA Backdoor Viability 175
RSA Ron was Wrong, Whit is Right 90
General Transparency 50
General Encoding Challenge 40
General Lemur XOR 40
General You either know, XOR you don't 30
General Favourite byte 20
General Extended GCD 20
General XOR Properties 15
ZKPs ZKP Introduction 5
Elliptic Curves Background Reading 5
Diffie-Hellman Computing Public Values 25
Crypto on the Web Secure Protocols 5
Mathematics Quadratic Residues 25
RSA Signing Server 60
RSA Fast Primes 75
RSA Infinite Descent 50
RSA Endless Emails 150
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Everything is Big 70
Diffie-Hellman Working with Fields 10
Mathematics Chinese Remainder Theorem 40
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
General XOR Starter 10
General CERTainly not 30
General Privacy-Enhanced Mail? 25
General SSH Keys 35
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Greatest Common Divisor 15
General Bytes and Big Integers 10
General Base64 10
General Hex 5
General ASCII 5
RSA Marin's Secrets 50
Introduction Network Attacks 5
Introduction Great Snakes 3
Introduction Finding Flags 2
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
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

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