Abuloha9ayyad

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Solved Challenges

Isogenies A True Genus 175
Isogenies Meet me in the Claw 120
Isogenies Dual Masters 90
Isogenies Abelian SIDH 90
Isogenies Better than Linear 85
Isogenies André Encoding 80
Isogenies What's My Kernel 70
Symmetric Ciphers Pad Thai 80
Isogenies CSIDH Key Exchange 90
Isogenies Twisted CSIDH Isogenies 70
Isogenies Secret Exponents 60
Isogenies Prime Power Isogenies 50
Isogenies Special Isogenies 30
Isogenies Breaking SIDH 250
Isogenies SIDH Key Exchange 80
Isogenies Composite Isogenies 60
Isogenies Three Isogenies 35
Isogenies Two Isogenies 30
Isogenies DLOG on the Surface 40
Isogenies Montgomery Curves 30
Isogenies Where's the Supersingular Curve 25
Symmetric Ciphers Paper Plane 120
Mathematics No Way Back Home 100
CTF Archive Hyper512 (HITCON CTF) 0
Hash Functions WOTS Up 2 90
Hash Functions WOTS Up 75
Crypto on the Web JSON in JSON 40
Lattices From Private to Public Key LWE 25
Lattices LWE Intro 10
Isogenies Image Point Arithmetic 30
Isogenies The j-invariant 20
Isogenies Introduction to Isogenies 10
ZKPs ZKP Introduction 5
Elliptic Curves Moving Problems 150
Elliptic Curves Double and Broken 50
Elliptic Curves Montgomery's Ladder 40
Elliptic Curves Edwards Goes Degenerate 100
Elliptic Curves ProSign 3 100
Elliptic Curves Curveball 100
Elliptic Curves Digestive 60
Misc Lo-Hi Card Game 120
Symmetric Ciphers Oh SNAP 120
Symmetric Ciphers Dancing Queen 120
Symmetric Ciphers Stream of Consciousness 80
RSA Let's Decrypt Again 175
RSA Vote for Pedro 150
RSA Blinding Light 120
RSA Let's Decrypt 80
RSA Signing Server 60
General SSH Keys 35
General CERTainly not 30
Mathematics Prime and Prejudice 200
Mathematics Cofactor Cofantasy 150
Mathematics Roll your Own 125
RSA Null or Never 100
RSA Bespoke Padding 100
Mathematics Ellipse Curve Cryptography 125
Lattices Find the Lattice 100
Diffie-Hellman The Matrix Reloaded 100
Diffie-Hellman The Matrix 75
Diffie-Hellman Static Client 100
Diffie-Hellman Parameter Injection 60
Diffie-Hellman Static Client 2 120
Diffie-Hellman Additive 70
Diffie-Hellman Script Kiddie 70
Misc Gotta Go Fast 40
Misc Bit by Bit 100
Misc Armory 100
General Transparency 50
Symmetric Ciphers CTRIME 70
Symmetric Ciphers Bean Counter 60
Elliptic Curves Micro Transmissions 120
Elliptic Curves Exceptional Curves 100
Elliptic Curves Smooth Criminal 60
Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Point Addition 30
Symmetric Ciphers Symmetry 50
Symmetric Ciphers Lazy CBC 60
Symmetric Ciphers ECB CBC WTF 55
RSA Endless Emails 150
Mathematics Successive Powers 60
Lattices Gram Schmidt 30
Lattices What's a Lattice? 40
Lattices Backpack Cryptography 120
Elliptic Curves Point Negation 10
Symmetric Ciphers Flipping Cookie 60
Diffie-Hellman Export-grade 100
Mathematics Modular Binomials 80
Mathematics Adrien's Signs 80
Mathematics Chinese Remainder Theorem 40
Mathematics Real Eisenstein 150
Mathematics Broken RSA 100
Lattices LWE Background 5
Lattices Gaussian Reduction 50
Lattices Size and Basis 15
Mathematics Modular Square Root 35
Mathematics Legendre Symbol 35
RSA Fast Primes 75
RSA Ron was Wrong, Whit is Right 90
Mathematics Unencryptable 125
Symmetric Ciphers Triple DES 60
Symmetric Ciphers Logon Zero 80
General Privacy-Enhanced Mail? 25
Elliptic Curves Background Reading 5
Hash Functions Collider 50
Hash Functions Hash Stuffing 50
Hash Functions PriMeD5 100
Hash Functions MD0 80
Hash Functions Jack's Birthday Confusion 30
Hash Functions Jack's Birthday Hash 20
RSA RSA Backdoor Viability 175
Crypto on the Web Secure Protocols 5
Crypto on the Web JWT Sessions 10
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Crypto on the Web Token Appreciation 5
Misc RSA vs RNG 150
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
Introduction Network Attacks 5
Lattices Vectors 10
General Extended GCD 20
General Encoding Challenge 40
Diffie-Hellman Deriving Symmetric Keys 40
RSA Marin's Secrets 50
RSA Infinite Descent 50
RSA Everything is Still Big 100
RSA Crossed Wires 100
RSA Everything is Big 70
Diffie-Hellman Computing Shared Secrets 30
Diffie-Hellman Computing Public Values 25
Diffie-Hellman Generators of Groups 20
Diffie-Hellman Working with Fields 10
RSA Factoring 15
RSA Modulus Inutilis 50
RSA Salty 20
RSA Manyprime 40
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
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
General Lemur XOR 40
Mathematics Quadratic Residues 25
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Greatest Common Divisor 15
General You either know, XOR you don't 30
General XOR Properties 15
General XOR Starter 10
General Bytes and Big Integers 10
General Base64 10
General Favourite byte 20
General Hex 5
General ASCII 5
Introduction Great Snakes 3
Introduction Finding Flags 2

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