T4QI
Level: 1
4455
0
49
1
0 points to level up
Trophy Case
Submitted Solutions
| The Good, The Pad, The Ugly | 0 | ||
| Pad Thai | 0 | ||
| Crossed Wires | 0 | ||
| Monoprime | 0 | ||
| Oh SNAP | 0 | ||
| Inferius Prime | 0 | ||
| Ellipse Curve Cryptography | 0 | ||
| No Way Back Home | 0 | ||
| Broken RSA | 0 | ||
| Dancing Queen | 0 | ||
| Logon Zero | 0 | ||
| CTRIME | 0 | ||
| Triple DES | 0 | ||
| Lazy CBC | 0 | ||
| SSH Keys | 0 | ||
| Moving Problems | 0 | ||
| ProSign 3 | 0 | ||
| Curveball | 0 | ||
| Smooth Criminal | 0 | ||
| Montgomery's Ladder | 0 | ||
| Efficient Exchange | 0 | ||
| Curves and Logs | 0 | ||
| Scalar Multiplication | 0 | ||
| Point Addition | 0 | ||
| Export-grade | 0 | ||
| Parameter Injection | 0 | ||
| Deriving Symmetric Keys | 0 | ||
| Computing Shared Secrets | 0 | ||
| Computing Public Values | 1 | ||
| Generators of Groups | 0 | ||
| Modulus Inutilis | 0 | ||
| Salty | 0 | ||
| Manyprime | 0 | ||
| Factoring | 0 | ||
| RSA Signatures | 0 | ||
| RSA Decryption | 0 | ||
| Private Keys | 0 | ||
| Bean Counter | 0 | ||
| Symmetry | 0 | ||
| Flipping Cookie | 0 | ||
| ECB CBC WTF | 0 | ||
| ECB Oracle | 0 | ||
| Passwords as Keys | 0 | ||
| Modes of Operation Starter | 0 | ||
| Bringing It All Together | 0 | ||
| Diffusion through Permutation | 0 | ||
| Confusion through Substitution | 0 | ||
| Structure of AES | 0 | ||
| Round Keys | 0 |
Solved Challenges
| Elliptic Curves | Micro Transmissions | 120 | |
| Elliptic Curves | Exceptional Curves | 100 | |
| Symmetric Ciphers | The Good, The Pad, The Ugly | 100 | |
| Symmetric Ciphers | Pad Thai | 80 | |
| Symmetric Ciphers | Oh SNAP | 120 | |
| RSA | RSA Backdoor Viability | 175 | |
| RSA | Ron was Wrong, Whit is Right | 90 | |
| RSA | Fast Primes | 75 | |
| RSA | Marin's Secrets | 50 | |
| RSA | Infinite Descent | 50 | |
| RSA | Crossed Wires | 100 | |
| RSA | Everything is Big | 70 | |
| RSA | Square Eyes | 35 | |
| RSA | Inferius Prime | 30 | |
| Mathematics | Ellipse Curve Cryptography | 125 | |
| Mathematics | No Way Back Home | 100 | |
| Mathematics | Broken RSA | 100 | |
| Mathematics | Successive Powers | 60 | |
| Symmetric Ciphers | Dancing Queen | 120 | |
| Symmetric Ciphers | Stream of Consciousness | 80 | |
| Symmetric Ciphers | Logon Zero | 80 | |
| Symmetric Ciphers | CTRIME | 70 | |
| Symmetric Ciphers | Triple DES | 60 | |
| Symmetric Ciphers | Lazy CBC | 60 | |
| General | Transparency | 50 | |
| General | SSH Keys | 35 | |
| Elliptic Curves | Moving Problems | 150 | |
| Elliptic Curves | ProSign 3 | 100 | |
| Elliptic Curves | Curveball | 100 | |
| Elliptic Curves | Smooth Criminal | 60 | |
| Elliptic Curves | Montgomery's Ladder | 40 | |
| Elliptic Curves | Efficient Exchange | 50 | |
| Elliptic Curves | Curves and Logs | 40 | |
| Elliptic Curves | Scalar Multiplication | 35 | |
| Elliptic Curves | Point Addition | 30 | |
| Elliptic Curves | Point Negation | 10 | |
| Elliptic Curves | Background Reading | 5 | |
| Diffie-Hellman | Export-grade | 100 | |
| Diffie-Hellman | Parameter Injection | 60 | |
| Diffie-Hellman | Deriving Symmetric Keys | 40 | |
| 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 | Modulus Inutilis | 50 | |
| RSA | Salty | 20 | |
| RSA | Manyprime | 40 | |
| RSA | Monoprime | 30 | |
| RSA | Factoring | 15 | |
| 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 | |
| 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 | |
| General | CERTainly not | 30 | |
| General | Privacy-Enhanced Mail? | 25 | |
| General | Lemur XOR | 40 | |
| General | Encoding Challenge | 40 | |
| Symmetric Ciphers | Round Keys | 20 | |
| Symmetric Ciphers | Structure of AES | 15 | |
| Symmetric Ciphers | Resisting Bruteforce | 10 | |
| Symmetric Ciphers | Keyed Permutations | 5 | |
| Mathematics | Modular Binomials | 80 | |
| Mathematics | Adrien's Signs | 80 | |
| Mathematics | Chinese Remainder Theorem | 40 | |
| Introduction | Network Attacks | 5 | |
| Mathematics | Modular Square Root | 35 | |
| Mathematics | Legendre Symbol | 35 | |
| Mathematics | Quadratic Residues | 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 | 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 |
