calvernaz

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Solved Challenges

Misc No Leaks 100
Misc Bit by Bit 100
Misc Bruce Schneier's Password 100
Elliptic Curves An Exceptional Twisted Mind 125
Elliptic Curves No Random, No Bias 120
Elliptic Curves Curveball 100
Elliptic Curves ProSign 3 100
Elliptic Curves Edwards Goes Degenerate 100
Mathematics Unencryptable 125
Mathematics Ellipse Curve Cryptography 125
Mathematics Broken RSA 100
Mathematics No Way Back Home 100
RSA Bespoke Padding 100
RSA Blinding Light 120
RSA Null or Never 100
RSA Everything is Still Big 100
RSA Crossed Wires 100
Hash Functions No Difference 175
Hash Functions PriMeD5 100
Hash Functions Hash Stuffing 50
Hash Functions Collider 50
Symmetric Ciphers Bean Counter 60
Symmetric Ciphers Symmetry 50
Symmetric Ciphers Flipping Cookie 60
Symmetric Ciphers ECB CBC WTF 55
Symmetric Ciphers ECB Oracle 60
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
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
General Base64 10
General Hex 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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