DSpiricate

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Solved Challenges

Elliptic Curves Smooth Criminal 60
Misc Bruce Schneier's Password 100
Hash Functions Hash Stuffing 50
Crypto on the Web RSA or HMAC? Part 2 100
Crypto on the Web JSON in JSON 40
RSA Everything is Still Big 100
Symmetric Ciphers Logon Zero 80
General SSH Keys 35
Mathematics Broken RSA 100
Mathematics Adrien's Signs 80
Diffie-Hellman Export-grade 100
Misc Armory 100
RSA Endless Emails 150
Misc Too Many Errors 100
Misc Lo-Hi Card Game 120
Mathematics Gaussian Reduction 50
Mathematics What's a Lattice? 40
Mathematics Gram Schmidt 30
Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Hash Functions MD0 80
Elliptic Curves Point Negation 10
Symmetric Ciphers ECB Oracle 60
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
RSA RSA Starter 6 25
Diffie-Hellman Script Kiddie 70
Diffie-Hellman Static Client 100
General Encoding Challenge 40
Diffie-Hellman Additive 70
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Diffie-Hellman Starter 5 40
Diffie-Hellman Diffie-Hellman Starter 4 30
Diffie-Hellman Diffie-Hellman Starter 3 20
Diffie-Hellman Diffie-Hellman Starter 2 20
Symmetric Ciphers Stream of Consciousness 80
Symmetric Ciphers CTRIME 70
Hash Functions PriMeD5 100
Hash Functions Twin Keys 100
Hash Functions Collider 50
Misc No Leaks 100
Misc Gotta Go Fast 40
Crypto on the Web RSA or HMAC? 35
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Mathematics Successive Powers 60
Mathematics Size and Basis 15
Mathematics Vectors 10
Mathematics Chinese Remainder Theorem 40
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers Lazy CBC 60
Symmetric Ciphers Flipping Cookie 60
RSA Signing Server 60
RSA Fast Primes 75
RSA Infinite Descent 50
RSA Marin's Secrets 50
RSA Crossed Wires 100
RSA Everything is Big 70
Elliptic Curves Background Reading 5
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
Diffie-Hellman Diffie-Hellman Starter 1 10
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 Starter 5 20
RSA RSA Starter 4 20
RSA RSA Starter 3 20
RSA RSA Starter 2 15
RSA RSA Starter 1 10
Symmetric Ciphers Symmetry 50
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers Passwords as Keys 50
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
Symmetric Ciphers Resisting Bruteforce 10
Symmetric Ciphers Keyed Permutations 5
Mathematics Quadratic Residues 25
General Transparency 50
General CERTainly not 30
General Lemur XOR 40
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 You either know, XOR you don't 30
General XOR Properties 15
General Favourite byte 20
General XOR Starter 10
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

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