| Date | User | Challenge | Score |
| K1Z0L | Jeff's LFSR | 150 | |
| jpg2811 | Modular Exponentiation | 10 | |
| jpg2811 | RSA Signatures | 25 | |
| jpg2811 | RSA Decryption | 20 | |
| jpg2811 | Private Keys | 20 | |
| jpg2811 | Euler's Totient | 20 | |
| jpg2811 | Public Keys | 15 | |
| weiwen | Finding Flags | 2 | |
| K1Z0L | Let's Prove It Again | 175 | |
| ch33tah | Euler's Totient | 20 | |
| straycats | Private Keys | 20 | |
| straycats | RSA Decryption | 20 | |
| AcidGunner | Private Keys | 20 | |
| hyp4r | RSA Decryption | 20 | |
| ch33tah | RSA Decryption | 20 | |
| milohanz | RSA Decryption | 20 | |
| danN7 | Public Keys | 15 | |
| milohanz | Private Keys | 20 | |
| milohanz | Euler's Totient | 20 | |
| danN7 | Modular Exponentiation | 10 | |
| milohanz | Public Keys | 15 | |
| milohanz | Modular Exponentiation | 10 | |
| K1Z0L | Mister Saplins The Prover | 125 | |
| ziq | Private Keys | 20 | |
| ch33tah | Private Keys | 20 | |
| mawilioo | Private Keys | 20 | |
| hyp4r | Private Keys | 20 | |
| K1Z0L | Let's Prove It | 120 | |
| hyp4r | Euler's Totient | 20 | |
| hyp4r | Public Keys | 15 | |
| hyp4r | Modular Exponentiation | 10 | |
| hyp4r | Computing Shared Secrets | 30 | |
| AcidGunner | Computing Public Values | 25 | |
| hyp4r | Computing Public Values | 25 | |
| ziq | Computing Public Values | 25 | |
| mawilioo | Computing Public Values | 25 | |
| Hamoud | Hamiltonicity 2 | 175 | |
| OutOfTheWell | Backpack Cryptography | 120 | |
| Hamoud | Ticket Maestro | 200 | |
| Hamoud | Let's Prove It Again | 175 | |
| Hamoud | Mister Saplins The Prover | 125 | |
| Hamoud | Let's Prove It | 120 | |
| Hamoud | Couples | 100 | |
| Hamoud | Mister Saplin's Preview | 80 | |
| Hamoud | Pairing-Based Cryptography | 50 | |
| Hamoud | OR Proof | 75 | |
| Hamoud | Too Honest | 50 | |
| Hamoud | Non-Interactive | 35 | |
| Hamoud | Honest Verifier Zero Knowledge | 30 | |
| Hamoud | Special Soundness | 25 |
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