Robin_Jadoul

Two robots

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Rank: #22

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Website: https://flagbot.ch

Level: md5
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Submitted Solutions

RSA or HMAC? Part 2 2
Jeff's LFSR 3
RSA Backdoor Viability 3
Transparency 54
Let's Decrypt 9
PriMeD5 3
Bespoke Padding 4
Real Eisenstein 2
Nothing Up My Sleeve 4
Paper Plane 8
Structure of AES 28
Broken RSA 8
Static Client 2 6
Toshi's Treasure 5
Prime and Prejudice 15
Modulus Inutilis 6
Static Client 7
Inferius Prime 5
Adrien's Signs 39
Modular Binomials 9
Encoding Challenge 59
Micro Transmissions 9
Curveball 5
Bit by Bit 16
Lo-Hi Card Game 10

Solved Challenges

Diffie-Hellman The Matrix Reloaded 100
Elliptic Curves Double and Broken 50
Elliptic Curves Montgomery's Ladder 40
Mathematics Roll your Own 90
General SSH Keys 35
Diffie-Hellman The Matrix 75
Block Ciphers Dancing Queen 120
Crypto on the Web RSA or HMAC? Part 2 100
Misc Hash Stuffing 50
Misc Bruce Schneier's Password: Part 2 250
Misc L-Win 120
Misc Mixed Up 120
Block Ciphers Oh SNAP 120
Misc Bruce Schneier's Password 100
Crypto on the Web JSON in JSON 40
Misc Invariant 250
Misc Jeff's LFSR 150
RSA RSA Backdoor Viability 175
Misc No Difference 175
Misc Trust Games 150
Block Ciphers Logon Zero 80
Elliptic Curves Edwards Goes Degenerate 100
Mathematics Cofactor Cofantasy 150
Crypto on the Web RSA or HMAC? 35
Crypto on the Web JWT Secrets 25
Crypto on the Web No Way JOSE 20
Crypto on the Web JWT Sessions 10
Crypto on the Web Token Appreciation 5
Mathematics Jack's Birthday Hash 20
Mathematics Jack's Birthday Confusion 30
Misc Twin Keys 100
General Transparency 50
RSA Let's Decrypt Again 175
Mathematics Ellipse Curve Cryptography 125
Elliptic Curves No Random, No Bias 120
Misc PriMeD5 100
RSA Let's Decrypt 80
Misc Too Many Errors 100
Mathematics Find the Lattice 100
Mathematics Unencryptable 125
Misc MD0 80
Block Ciphers Forbidden Fruit 150
Misc Collider 50
Block Ciphers Triple DES 60
Mathematics Backpack Cryptography 120
Mathematics Gaussian Reduction 50
Mathematics What's a Lattice? 40
Mathematics Gram Schmidt 30
Mathematics Size and Basis 15
Mathematics Vectors 10
Mathematics Real Eisenstein 150
Misc Nothing Up My Sleeve 150
Block Ciphers Paper Plane 120
RSA Bespoke Padding 100
Elliptic Curves Moving Problems 150
Block Ciphers Bringing It All Together 50
Block Ciphers Diffusion through Permutation 30
Block Ciphers Confusion through Substitution 25
Block Ciphers Round Keys 20
Block Ciphers Structure of AES 15
Block Ciphers Resisting Bruteforce 10
Block Ciphers Keyed Permutations 5
Mathematics Broken RSA 100
Mathematics Modular Square Root 35
Mathematics Prime and Prejudice 200
Elliptic Curves Elliptic Nodes 150
RSA Crossed Wires 100
Mathematics Quadratic Residues 25
Misc Toshi's Treasure 150
Diffie-Hellman Static Client 2 120
Mathematics Legendre Symbol 35
General XOR Properties 15
Elliptic Curves Micro Transmissions 120
Misc Lo-Hi Card Game 120
Elliptic Curves Curveball 100
Misc Bit by Bit 100
RSA Fast Primes 75
RSA Vote for Pedro 150
RSA Blinding Light 120
RSA Signing Server 60
RSA Endless Emails 150
RSA Null or Never 100
RSA Ron was Wrong, Whit is Right 90
RSA Infinite Descent 50
Elliptic Curves ProSign 3 100
Elliptic Curves Scalar Multiplication 35
Elliptic Curves Exceptional Curves 100
Elliptic Curves Smooth Criminal 60
Elliptic Curves Efficient Exchange 50
Elliptic Curves Curves and Logs 40
Elliptic Curves Point Addition 30
Elliptic Curves Point Negation 10
Diffie-Hellman Additive 70
Diffie-Hellman Static Client 100
Diffie-Hellman Export-grade 100
Diffie-Hellman Parameter Injection 60
RSA Marin's Secrets 50
RSA Everything is Big 70
RSA Manyprime 40
RSA Modulus Inutilis 50
RSA Salty 20
RSA Everything is Still Big 100
RSA Square Eyes 35
RSA Monoprime 30
RSA Inferius Prime 30
RSA Factoring 15
RSA RSA Starter 6 25
Elliptic Curves Background Reading 5
Block Ciphers CTRIME 70
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
Block Ciphers Bean Counter 60
Block Ciphers Stream of Consciousness 80
Block Ciphers Symmetry 50
Block Ciphers Lazy CBC 60
Block Ciphers ECB Oracle 60
Block Ciphers Flipping Cookie 60
Block Ciphers ECB CBC WTF 55
Block Ciphers Passwords as Keys 50
Diffie-Hellman Script Kiddie 70
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
Diffie-Hellman Diffie-Hellman Starter 1 10
Misc No Leaks 100
Misc Armory 100
Misc Gotta Go Fast 40
Block Ciphers Block Cipher Mode Starter 15
Mathematics Adrien's Signs 80
Mathematics Successive Powers 60
Mathematics Modular Binomials 80
General Extended GCD 20
General CERTainly not 30
General Privacy-Enhanced Mail? 25
Mathematics Chinese Remainder Theorem 40
General Modular Inverting 25
General Modular Arithmetic 2 20
General Modular Arithmetic 1 20
General Greatest Common Divisor 15
General Lemur XOR 40
General You either know, XOR you don't 30
General Favourite byte 20
General XOR Starter 10
General Encoding Challenge 40
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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