| Date | User | Challenge | Score |
| Taha_alansi | Monoprime | 30 | |
| Taha_alansi | Inferius Prime | 30 | |
| Taha_alansi | Factoring | 15 | |
| Ripanzul | You either know, XOR you don't | 30 | |
| Taha_alansi | RSA Decryption | 20 | |
| Taha_alansi | Private Keys | 20 | |
| Taha_alansi | Euler's Totient | 20 | |
| Taha_alansi | Public Keys | 15 | |
| Taha_alansi | Modular Exponentiation | 10 | |
| k7ate | RSA Signatures | 25 | |
| heeemo_5 | Pad Thai | 80 | |
| MrPres | RSA or HMAC? Part 2 | 100 | |
| Vasti | Hex | 5 | |
| heeemo_5 | Ron was Wrong, Whit is Right | 90 | |
| gogmaza | Extended GCD | 20 | |
| Shubhammehtajain | Base64 | 10 | |
| Dandani3awtani | ASCII | 5 | |
| Corisc0_ | Modular Arithmetic 2 | 20 | |
| karem_2026 | Jack's Birthday Hash | 20 | |
| karem_2026 | Jack's Birthday Confusion | 30 | |
| karem_2026 | Mixed Up | 120 | |
| karem_2026 | Invariant | 250 | |
| Taha_alansi | Forbidden Fruit | 150 | |
| karem_2026 | MDFlag | 125 | |
| karem_2026 | MD0 | 80 | |
| karem_2026 | WOTS Up 2 | 90 | |
| demepapadopoulos | Bean Counter | 60 | |
| karem_2026 | WOTS Up | 75 | |
| gogmaza | Greatest Common Divisor | 15 | |
| karem_2026 | Merkle Trees | 25 | |
| Erickleones | Base64 | 10 | |
| karem_2026 | Twin Keys | 100 | |
| demepapadopoulos | Symmetry | 50 | |
| karem_2026 | PriMeD5 | 100 | |
| karem_2026 | No Difference | 175 | |
| karem_2026 | Hash Stuffing | 50 | |
| demepapadopoulos | Flipping Cookie | 60 | |
| karem_2026 | Collider | 50 | |
| MrPres | RSA or HMAC? | 35 | |
| heeemo_5 | MDFlag | 125 | |
| gogmaza | You either know, XOR you don't | 30 | |
| heeemo_5 | WOTS Up 2 | 90 | |
| heeemo_5 | WOTS Up | 75 | |
| heeemo_5 | Merkle Trees | 25 | |
| Corisc0_ | Modular Arithmetic 1 | 20 | |
| heeemo_5 | Invariant | 250 | |
| heeemo_5 | Mixed Up | 120 | |
| demepapadopoulos | ECB CBC WTF | 55 | |
| heeemo_5 | MD0 | 80 | |
| heeemo_5 | No Difference | 175 |
You are now level Current level