| Date | User | Challenge | Score |
| KushalPrakasam | Bytes and Big Integers | 10 | |
| KarmesinSeher | XOR Properties | 15 | |
| KushalPrakasam | Base64 | 10 | |
| N7B_518 | Too Honest | 50 | |
| snvtix | Extended GCD | 20 | |
| KushalPrakasam | Hex | 5 | |
| N7B_518 | Non-Interactive | 35 | |
| KushalPrakasam | ASCII | 5 | |
| N7B_518 | Honest Verifier Zero Knowledge | 30 | |
| N7B_518 | Special Soundness | 25 | |
| stellev | Computing Public Values | 25 | |
| drzejus | Bytes and Big Integers | 10 | |
| N7B_518 | Proofs of Knowledge | 20 | |
| KushalPrakasam | Network Attacks | 5 | |
| Grzywa | SSH Keys | 35 | |
| forge | RSA Signatures | 25 | |
| snvtix | Greatest Common Divisor | 15 | |
| forge | RSA Decryption | 20 | |
| stellev | Generators of Groups | 20 | |
| mjedrze3 | Hex | 5 | |
| snvtix | You either know, XOR you don't | 30 | |
| mjedrze3 | ASCII | 5 | |
| Grzywa | CERTainly not | 30 | |
| MuhaiminHasanein | Bruce Schneier's Password: Part 2 | 250 | |
| Grzywa | Privacy-Enhanced Mail? | 25 | |
| forge | Private Keys | 20 | |
| Shohzamon | Finding Flags | 2 | |
| Doyota | SSH Keys | 35 | |
| forge | Euler's Totient | 20 | |
| ClaudeCryptohack | Let's Decrypt Again | 175 | |
| ClaudeCryptohack | Vote for Pedro | 150 | |
| ClaudeCryptohack | Blinding Light | 120 | |
| ClaudeCryptohack | Let's Decrypt | 80 | |
| ClaudeCryptohack | Signing Server | 60 | |
| ClaudeCryptohack | Null or Never | 100 | |
| ClaudeCryptohack | Bespoke Padding | 100 | |
| ClaudeCryptohack | RSA Backdoor Viability | 175 | |
| ClaudeCryptohack | Ron was Wrong, Whit is Right | 90 | |
| ClaudeCryptohack | Fast Primes | 75 | |
| ClaudeCryptohack | Marin's Secrets | 50 | |
| ClaudeCryptohack | Infinite Descent | 50 | |
| ClaudeCryptohack | Endless Emails | 150 | |
| ClaudeCryptohack | Everything is Still Big | 100 | |
| ClaudeCryptohack | Crossed Wires | 100 | |
| ClaudeCryptohack | Everything is Big | 70 | |
| ClaudeCryptohack | Modulus Inutilis | 50 | |
| ClaudeCryptohack | Salty | 20 | |
| ClaudeCryptohack | Manyprime | 40 | |
| ClaudeCryptohack | Square Eyes | 35 | |
| ClaudeCryptohack | Monoprime | 30 |
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