| Date | User | Challenge | Score |
| Abdullah5565 | The Matrix | 75 | |
| Wistian | Bytes and Big Integers | 10 | |
| Abdullah5565 | Rhetorical Oracle 2 | 150 | |
| DominikBoros | Modular Exponentiation | 10 | |
| A_Bilan | Bytes and Big Integers | 10 | |
| nous | Real Curve Crypto | 200 | |
| neumorphic | Finding Flags | 2 | |
| lll111 | ECB CBC WTF | 55 | |
| NuC0co | Modular Square Root | 35 | |
| zhyann | Bytes and Big Integers | 10 | |
| DominikBoros | Private Keys | 20 | |
| nous | Breaking SIDH | 250 | |
| zhyann | Base64 | 10 | |
| DominikBoros | Public Keys | 15 | |
| A_Bilan | Base64 | 10 | |
| zhyann | Hex | 5 | |
| zhyann | ASCII | 5 | |
| ali_tech | Bytes and Big Integers | 10 | |
| ali_tech | Base64 | 10 | |
| Abdullah5565 | Moving Problems | 150 | |
| Abdullah5565 | ProSign 3 | 100 | |
| Abdullah5565 | Curveball | 100 | |
| Abdullah5565 | Montgomery's Ladder | 40 | |
| Abdullah5565 | Modulus Inutilis | 50 | |
| ali_tech | Hex | 5 | |
| ali_tech | ASCII | 5 | |
| nez3r0 | Chinese Remainder Theorem | 40 | |
| Zepha2005 | Logon Zero | 80 | |
| CristianB | RSA Signatures | 25 | |
| Abdullah5565 | PriMeD5 | 100 | |
| Abdullah5565 | Hash Stuffing | 50 | |
| Abdullah5565 | Collider | 50 | |
| Abdullah5565 | Jack's Birthday Confusion | 30 | |
| Abdullah5565 | Jack's Birthday Hash | 20 | |
| narentzy | Favourite byte | 20 | |
| Zyphir | XOR Starter | 10 | |
| Abdullah5565 | Smooth Criminal | 60 | |
| Zyphir | Bytes and Big Integers | 10 | |
| Abdullah5565 | Efficient Exchange | 50 | |
| Abdullah5565 | Curves and Logs | 40 | |
| Wistian | Base64 | 10 | |
| Abdullah5565 | Scalar Multiplication | 35 | |
| Abdullah5565 | Point Addition | 30 | |
| Abdullah5565 | Point Negation | 10 | |
| Abdullah5565 | Background Reading | 5 | |
| Zepha2005 | CTRIME | 70 | |
| blurryface275 | Modular Arithmetic 2 | 20 | |
| manu9745 | Finding Flags | 2 | |
| Cosmin | XOR Starter | 10 | |
| king_xixi | Base64 | 10 |
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