| Date | User | Challenge | Score |
| Que140 | Base64 | 10 | |
| Que140 | Hex | 5 | |
| Ness2626 | Generators of Groups | 20 | |
| handoko | Collider | 50 | |
| nameerah | Public Keys | 15 | |
| Lukas99 | Favourite byte | 20 | |
| JCooker | Quadratic Residues | 25 | |
| DaanV2 | XOR Starter | 10 | |
| mlko | ZKP Introduction | 5 | |
| l3th4l | Too Honest | 50 | |
| madnox | XOR Properties | 15 | |
| Haikall | Structure of AES | 15 | |
| florentynasen | Hex | 5 | |
| Sleepyy | Great Snakes | 3 | |
| walid_z1 | Legendre Symbol | 35 | |
| Sleepyy | Finding Flags | 2 | |
| Que140 | ASCII | 5 | |
| crazywolfy | Monoprime | 30 | |
| florentynasen | ASCII | 5 | |
| Que140 | Great Snakes | 3 | |
| nameerah | Modular Exponentiation | 10 | |
| crazywolfy | Factoring | 15 | |
| florentynasen | Great Snakes | 3 | |
| florentynasen | Finding Flags | 2 | |
| asmoyeet | Noise Free | 40 | |
| crazywolfy | RSA Signatures | 25 | |
| DaanV2 | Bytes and Big Integers | 10 | |
| Que140 | Finding Flags | 2 | |
| Lukas99 | XOR Properties | 15 | |
| Saroona | XOR Starter | 10 | |
| DaanV2 | Base64 | 10 | |
| ali000pi | Base64 | 10 | |
| sam23 | Hex | 5 | |
| Saroona | Bytes and Big Integers | 10 | |
| ali000pi | Hex | 5 | |
| Ness2626 | Working with Fields | 10 | |
| asmoyeet | From Private to Public Key LWE | 25 | |
| sam23 | ASCII | 5 | |
| bbaoaanh | Elliptic Nodes | 150 | |
| l3th4l | Non-Interactive | 35 | |
| ali000pi | ASCII | 5 | |
| sam23 | Great Snakes | 3 | |
| sam23 | Finding Flags | 2 | |
| walid_z1 | Quadratic Residues | 25 | |
| crazywolfy | RSA Decryption | 20 | |
| DaanV2 | Hex | 5 | |
| Saroona | Base64 | 10 | |
| ali000pi | Great Snakes | 3 | |
| crazywolfy | Private Keys | 20 | |
| ali000pi | Finding Flags | 2 |
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