| Date | User | Challenge | Score |
| hoifanrd | ZKP Introduction | 5 | |
| Fatekeeper | JWT Secrets | 25 | |
| 00zooo0 | ASCII | 5 | |
| 00zooo0 | Network Attacks | 5 | |
| moe0l | Forbidden Fruit | 150 | |
| 00zooo0 | Great Snakes | 3 | |
| 00zooo0 | Finding Flags | 2 | |
| Zebr0s | Favourite byte | 20 | |
| Fatekeeper | No Way JOSE | 20 | |
| moe0l | Beatboxer | 150 | |
| Halibut | Finding Flags | 2 | |
| Raferior | Modular Inverting | 25 | |
| moe0l | MDFlag | 125 | |
| wcmason | Greatest Common Divisor | 15 | |
| Raferior | Modular Arithmetic 2 | 20 | |
| moe0l | PriMeD5 | 100 | |
| moe0l | Jack's Birthday Hash | 20 | |
| Fatekeeper | JWT Sessions | 10 | |
| Pizz | Marin's Secrets | 50 | |
| moe0l | Collider | 50 | |
| moe0l | Jack's Birthday Confusion | 30 | |
| moe0l | Hash Stuffing | 50 | |
| Zebr0s | XOR Properties | 15 | |
| Fatekeeper | Token Appreciation | 5 | |
| d3f4ult2_0 | Modular Binomials | 80 | |
| krodo | Great Snakes | 3 | |
| krodo | Finding Flags | 2 | |
| cell3ry | RSA Decryption | 20 | |
| snachkz | Base64 | 10 | |
| jkendall | Euler's Totient | 20 | |
| Vanish | What's My Kernel | 70 | |
| jkendall | Public Keys | 15 | |
| jkendall | Modular Exponentiation | 10 | |
| condoriano | Keyed Permutations | 5 | |
| jkendall | Bean Counter | 60 | |
| curry_And_Rice | Curves and Logs | 40 | |
| MarcosV | Favourite byte | 20 | |
| Bigmac | You either know, XOR you don't | 30 | |
| Bigmac | Favourite byte | 20 | |
| snachkz | Hex | 5 | |
| d3f4ult2_0 | Adrien's Signs | 80 | |
| snachkz | ASCII | 5 | |
| Zebr0s | XOR Starter | 10 | |
| Bigmac | XOR Properties | 15 | |
| snachkz | Great Snakes | 3 | |
| Bigmac | Bytes and Big Integers | 10 | |
| snachkz | Finding Flags | 2 | |
| jkendall | Symmetry | 50 | |
| ub_krypto_25_12 | You either know, XOR you don't | 30 | |
| Zebr0s | Bytes and Big Integers | 10 |
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