zukash

Two robots

Joined: 21 May 23

Rank: #507

Country: 

Level: 17
7020 0 0 0

20 points to next level

Trophy Case

gold-trophy gold-trophy silver-trophy gold-trophy gold-trophy gold-trophy silver-trophy silver-trophy silver-trophy bronze-trophy empty-trophy bronze-trophy bronze-trophy

Solved Challenges

3 Nov 24 ZKPs Hamiltonicity 1 100
3 Nov 24 CTF Archive Hamiltonicity (CryptoHack) 0
2 Nov 24 CTF Archive OR Proof (CryptoHack) 0
2 Nov 24 ZKPs OR Proof 75
2 Nov 24 ZKPs Too Honest 50
2 Nov 24 ZKPs Non-Interactive 35
2 Nov 24 ZKPs Honest Verifier Zero Knowledge 30
2 Nov 24 ZKPs Special Soundness 25
2 Nov 24 ZKPs Proofs of Knowledge 20
2 Nov 24 ZKPs ZKP Introduction 5
27 Apr 24 Mathematics Real Eisenstein 150
10 Apr 24 Mathematics Cofactor Cofantasy 150
21 Dec 23 Mathematics Unencryptable 125
19 Dec 23 Mathematics Roll your Own 125
5 Aug 23 Mathematics Ellipse Curve Cryptography 125
10 Jun 23 Misc L-Win 120
10 Jun 23 Misc Lo-Hi Card Game 120
9 Jun 23 Misc No Leaks 100
9 Jun 23 Misc Gotta Go Fast 40
9 Jun 23 Crypto on the Web Decrypting TLS 1.3 35
9 Jun 23 Crypto on the Web Decrypting TLS 1.2 30
9 Jun 23 Crypto on the Web Saying Hello 20
9 Jun 23 Crypto on the Web TLS Handshake 15
9 Jun 23 Crypto on the Web Sharks on the Wire 10
9 Jun 23 Crypto on the Web Secure Protocols 5
8 Jun 23 Crypto on the Web JSON in JSON 40
8 Jun 23 Crypto on the Web RSA or HMAC? 35
8 Jun 23 Crypto on the Web JWT Secrets 25
8 Jun 23 Crypto on the Web No Way JOSE 20
8 Jun 23 Crypto on the Web JWT Sessions 10
8 Jun 23 Crypto on the Web Token Appreciation 5
7 Jun 23 Elliptic Curves Digestive 60
6 Jun 23 Elliptic Curves Exceptional Curves 100
4 Jun 23 Diffie-Hellman The Matrix 75
4 Jun 23 Diffie-Hellman Script Kiddie 70
4 Jun 23 Diffie-Hellman Additive 70
2 Jun 23 Diffie-Hellman Static Client 100
2 Jun 23 RSA Let's Decrypt 80
2 Jun 23 RSA Signing Server 60
2 Jun 23 RSA Null or Never 100
2 Jun 23 RSA Bespoke Padding 100
1 Jun 23 RSA Ron was Wrong, Whit is Right 90
1 Jun 23 General Transparency 50
1 Jun 23 General SSH Keys 35
1 Jun 23 General CERTainly not 30
1 Jun 23 General Privacy-Enhanced Mail? 25
1 Jun 23 Hash Functions MD0 80
1 Jun 23 Hash Functions Twin Keys 100
31 May 23 Hash Functions PriMeD5 100
31 May 23 Hash Functions Hash Stuffing 50
31 May 23 Hash Functions Collider 50
31 May 23 Hash Functions Jack's Birthday Confusion 30
31 May 23 Hash Functions Jack's Birthday Hash 20
30 May 23 Lattices Backpack Cryptography 120
30 May 23 Lattices Find the Lattice 100
30 May 23 RSA Fast Primes 75
29 May 23 RSA Marin's Secrets 50
29 May 23 RSA Infinite Descent 50
29 May 23 RSA Endless Emails 150
29 May 23 RSA Everything is Still Big 100
29 May 23 RSA Crossed Wires 100
29 May 23 RSA Square Eyes 35
29 May 23 RSA Inferius Prime 30
29 May 23 RSA Everything is Big 70
29 May 23 Symmetric Ciphers Stream of Consciousness 80
28 May 23 Symmetric Ciphers Logon Zero 80
28 May 23 Symmetric Ciphers CTRIME 70
28 May 23 Symmetric Ciphers Triple DES 60
27 May 23 Symmetric Ciphers Lazy CBC 60
25 May 23 Mathematics No Way Back Home 100
25 May 23 Mathematics Broken RSA 100
25 May 23 Mathematics Successive Powers 60
25 May 23 Lattices Gaussian Reduction 50
25 May 23 Lattices What's a Lattice? 40
25 May 23 Lattices Gram Schmidt 30
25 May 23 Lattices Size and Basis 15
25 May 23 Lattices Vectors 10
25 May 23 General Lemur XOR 40
24 May 23 General Encoding Challenge 40
24 May 23 Introduction Network Attacks 5
24 May 23 Elliptic Curves Moving Problems 150
24 May 23 Elliptic Curves ProSign 3 100
24 May 23 Elliptic Curves Curveball 100
24 May 23 Elliptic Curves Smooth Criminal 60
23 May 23 Elliptic Curves Montgomery's Ladder 40
22 May 23 Elliptic Curves Efficient Exchange 50
22 May 23 Elliptic Curves Curves and Logs 40
22 May 23 Elliptic Curves Scalar Multiplication 35
22 May 23 Elliptic Curves Point Addition 30
22 May 23 Elliptic Curves Point Negation 10
22 May 23 Elliptic Curves Background Reading 5
22 May 23 Diffie-Hellman Export-grade 100
22 May 23 Diffie-Hellman Parameter Injection 60
22 May 23 Diffie-Hellman Deriving Symmetric Keys 40
22 May 23 Diffie-Hellman Computing Shared Secrets 30
22 May 23 Diffie-Hellman Computing Public Values 25
22 May 23 Diffie-Hellman Generators of Groups 20
22 May 23 Diffie-Hellman Working with Fields 10
22 May 23 RSA Modulus Inutilis 50
22 May 23 RSA Salty 20
22 May 23 RSA Manyprime 40
22 May 23 RSA Monoprime 30
22 May 23 RSA Factoring 15
22 May 23 RSA RSA Signatures 25
22 May 23 RSA RSA Decryption 20
22 May 23 RSA Private Keys 20
22 May 23 RSA Euler's Totient 20
22 May 23 RSA Public Keys 15
22 May 23 RSA Modular Exponentiation 10
22 May 23 Symmetric Ciphers Bean Counter 60
21 May 23 Symmetric Ciphers Symmetry 50
21 May 23 Symmetric Ciphers Flipping Cookie 60
21 May 23 Symmetric Ciphers ECB CBC WTF 55
21 May 23 Symmetric Ciphers ECB Oracle 60
21 May 23 Symmetric Ciphers Passwords as Keys 50
21 May 23 Symmetric Ciphers Modes of Operation Starter 15
21 May 23 Symmetric Ciphers Bringing It All Together 50
21 May 23 Symmetric Ciphers Diffusion through Permutation 30
21 May 23 Symmetric Ciphers Confusion through Substitution 25
21 May 23 Symmetric Ciphers Round Keys 20
21 May 23 Symmetric Ciphers Structure of AES 15
21 May 23 Symmetric Ciphers Resisting Bruteforce 10
21 May 23 Symmetric Ciphers Keyed Permutations 5
21 May 23 Mathematics Modular Binomials 80
21 May 23 Mathematics Adrien's Signs 80
21 May 23 Mathematics Chinese Remainder Theorem 40
21 May 23 Mathematics Modular Square Root 35
21 May 23 Mathematics Legendre Symbol 35
21 May 23 Mathematics Quadratic Residues 25
21 May 23 General Modular Inverting 25
21 May 23 General Modular Arithmetic 2 20
21 May 23 General Modular Arithmetic 1 20
21 May 23 General Extended GCD 20
21 May 23 General Greatest Common Divisor 15
21 May 23 General You either know, XOR you don't 30
21 May 23 General Favourite byte 20
21 May 23 General XOR Properties 15
21 May 23 General XOR Starter 10
21 May 23 General Bytes and Big Integers 10
21 May 23 General Base64 10
21 May 23 General Hex 5
21 May 23 General ASCII 5
21 May 23 Introduction Great Snakes 3
21 May 23 Introduction Finding Flags 2

Level Up

level up icon

You are now level Current level

Points
First Blood
Solutions Submitted
Solution Upvotes
96.88% Complete
Introduction
General
Symmetric Ciphers
Maths
RSA
Diffie-Hellman
ECC
Hashes
Web
Post-Quantum
Isogenies
Zkp
Misc
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points
Points