| Date | User | Challenge | Score |
| grazkaa | Parameter Injection | 60 | |
| dgist_KNH | Symmetry | 50 | |
| JoeJoeJoe | Finding Flags | 2 | |
| pc417 | Scalar Multiplication | 35 | |
| 25520948 | Confusion through Substitution | 25 | |
| dgist_KNH | Flipping Cookie | 60 | |
| misetius | Euler's Totient | 20 | |
| giusber2005 | Legendre Symbol | 35 | |
| TwoONEsiX | Real Eisenstein | 150 | |
| vivisect0r | Passwords as Keys | 50 | |
| grazkaa | Deriving Symmetric Keys | 40 | |
| dgist_KNH | ECB CBC WTF | 55 | |
| evantampa129 | Legendre Symbol | 35 | |
| yangwj | Favourite byte | 20 | |
| 25520948 | Round Keys | 20 | |
| dgist_KNH | ECB Oracle | 60 | |
| sinta1312 | Base64 | 10 | |
| grazkaa | Computing Shared Secrets | 30 | |
| 25520948 | Structure of AES | 15 | |
| yangwj | XOR Properties | 15 | |
| pc417 | Point Addition | 30 | |
| grazkaa | Computing Public Values | 25 | |
| wiiizz | Modular Binomials | 80 | |
| QuachCuong | Square Eyes | 35 | |
| sinta1312 | Hex | 5 | |
| QuachCuong | Monoprime | 30 | |
| gaia | Finding Flags | 2 | |
| sinta1312 | ASCII | 5 | |
| dgist_KNH | Passwords as Keys | 50 | |
| wiiizz | Adrien's Signs | 80 | |
| yangwj | XOR Starter | 10 | |
| 25520948 | Resisting Bruteforce | 10 | |
| skneww | Passwords as Keys | 50 | |
| dgist_KNH | Modes of Operation Starter | 15 | |
| reo91004 | Bean Counter | 60 | |
| dgist_KNH | Bringing It All Together | 50 | |
| reo91004 | Symmetry | 50 | |
| AmandaKoki | You either know, XOR you don't | 30 | |
| dgist_KNH | Diffusion through Permutation | 30 | |
| reo91004 | Flipping Cookie | 60 | |
| dimchee | Modular Binomials | 80 | |
| vivisect0r | Modes of Operation Starter | 15 | |
| QuachCuong | Inferius Prime | 30 | |
| dgist_KNH | Confusion through Substitution | 25 | |
| misetius | Public Keys | 15 | |
| reo91004 | ECB CBC WTF | 55 | |
| dgist_KNH | Round Keys | 20 | |
| dgist_KNH | Structure of AES | 15 | |
| AmandaKoki | Favourite byte | 20 | |
| dgist_KNH | Resisting Bruteforce | 10 |
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