| Date | User | Challenge | Score |
| ZanCTF | Size and Basis | 15 | |
| CYDF1121 | Hex | 5 | |
| rootedX | Greatest Common Divisor | 15 | |
| ZanCTF | Vectors | 10 | |
| Kirby_1234 | Finding Flags | 2 | |
| funday | Modular Inverting | 25 | |
| IronmanPhantom | XOR Starter | 10 | |
| rasamhack | Bytes and Big Integers | 10 | |
| _yahia | Confusion through Substitution | 25 | |
| CYDF1121 | ASCII | 5 | |
| asfd98123rejk | LWE High Bits Message | 15 | |
| IronmanPhantom | Bytes and Big Integers | 10 | |
| DhamoZx | Diffusion through Permutation | 30 | |
| funday | Modular Arithmetic 2 | 20 | |
| hack_use_math | Flipping Cookie | 60 | |
| Fath | XOR Properties | 15 | |
| funday | Modular Arithmetic 1 | 20 | |
| CYDF1121 | Base64 | 10 | |
| funday | Extended GCD | 20 | |
| youk1ch | Modular Binomials | 80 | |
| funday | Greatest Common Divisor | 15 | |
| youk1ch | Adrien's Signs | 80 | |
| funday | Lemur XOR | 40 | |
| rasamhack | Base64 | 10 | |
| youk1ch | Chinese Remainder Theorem | 40 | |
| avm | Pairing-Based Cryptography | 50 | |
| youk1ch | Modular Square Root | 35 | |
| Jin_Woo | Greatest Common Divisor | 15 | |
| CryptoCrusader | Greatest Common Divisor | 15 | |
| youk1ch | Legendre Symbol | 35 | |
| youk1ch | Quadratic Residues | 25 | |
| youk1ch | Modular Inverting | 25 | |
| youk1ch | Modular Arithmetic 2 | 20 | |
| youk1ch | Modular Arithmetic 1 | 20 | |
| rasamhack | Hex | 5 | |
| youk1ch | Extended GCD | 20 | |
| youk1ch | Greatest Common Divisor | 15 | |
| SyedAliUlHaq24 | Base64 | 10 | |
| funday | You either know, XOR you don't | 30 | |
| vpn_browse | Keyed Permutations | 5 | |
| funday | Favourite byte | 20 | |
| youk1ch | You either know, XOR you don't | 30 | |
| SyedAliUlHaq24 | Hex | 5 | |
| Ariadna | JSON in JSON | 40 | |
| youk1ch | Favourite byte | 20 | |
| youk1ch | XOR Properties | 15 | |
| funday | XOR Properties | 15 | |
| youk1ch | XOR Starter | 10 | |
| CYDF1121 | Network Attacks | 5 | |
| youk1ch | Bytes and Big Integers | 10 |
You are now level Current level