| Date | User | Challenge | Score |
| Rafi_Arif | Parameter Injection | 60 | |
| Cameron | ASCII | 5 | |
| galtbar | XOR Properties | 15 | |
| parthtehlan | Great Snakes | 3 | |
| Maxbyankin | Modular Binomials | 80 | |
| parthtehlan | Finding Flags | 2 | |
| Cameron | Great Snakes | 3 | |
| user1300 | Signing Server | 60 | |
| Cameron | Finding Flags | 2 | |
| galtbar | XOR Starter | 10 | |
| Maxbyankin | Adrien's Signs | 80 | |
| cafecafe | Script Kiddie | 70 | |
| galtbar | Bytes and Big Integers | 10 | |
| beadyspy | Vectors | 10 | |
| NafaNur | Factoring | 15 | |
| lvcv4y | Montgomery's Ladder | 40 | |
| mopedist | Round Keys | 20 | |
| NafaNur | Private Keys | 20 | |
| mopedist | Resisting Bruteforce | 10 | |
| mopedist | Keyed Permutations | 5 | |
| martacbraga | LWE Background | 5 | |
| bksyar | Transparency | 50 | |
| NafaNur | Euler's Totient | 20 | |
| li1jv | Modular Arithmetic 1 | 20 | |
| NafaNur | Public Keys | 15 | |
| mopedist | Transparency | 50 | |
| XtGalaxy | Great Snakes | 3 | |
| martacbraga | Find the Lattice | 100 | |
| uzukhai | Chinese Remainder Theorem | 40 | |
| yordipellokila | RSA Decryption | 20 | |
| yordipellokila | Private Keys | 20 | |
| li1jv | Modular Inverting | 25 | |
| yordipellokila | Euler's Totient | 20 | |
| galtbar | Base64 | 10 | |
| Rafi_Arif | Deriving Symmetric Keys | 40 | |
| yordipellokila | Public Keys | 15 | |
| Rafi_Arif | Computing Shared Secrets | 30 | |
| Muhammad_Ibrahim | Great Snakes | 3 | |
| Rafi_Arif | Computing Public Values | 25 | |
| Quytiunhm | Quadratic Residues | 25 | |
| Rafi_Arif | Generators of Groups | 20 | |
| Maxbyankin | Chinese Remainder Theorem | 40 | |
| yordipellokila | Modular Exponentiation | 10 | |
| Maxbyankin | Modular Square Root | 35 | |
| Krat05 | Finding Flags | 2 | |
| bksyar | SSH Keys | 35 | |
| Rafi_Arif | Working with Fields | 10 | |
| mopedist | SSH Keys | 35 | |
| cafecafe | Additive | 70 | |
| Rafi_Arif | Modulus Inutilis | 50 |
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