| Date | User | Challenge | Score |
| Praddo77 | XOR Properties | 15 | |
| Tekq14 | Modular Exponentiation | 10 | |
| Praddo77 | XOR Starter | 10 | |
| agomezmarti | RSA Decryption | 20 | |
| bbalucs | LWE High Bits Message | 15 | |
| step_jo | Working with Fields | 10 | |
| bbalucs | LWE Intro | 10 | |
| Praddo77 | Bytes and Big Integers | 10 | |
| kieuvip | Hex | 5 | |
| yangwj | Legendre Symbol | 35 | |
| Praddo77 | Base64 | 10 | |
| Praddo77 | Hex | 5 | |
| jhillman | Where's the Supersingular Curve | 25 | |
| miaomingc | Finding Flags | 2 | |
| pepperoni21 | Montgomery's Ladder | 40 | |
| user912039723492 | Finding Flags | 2 | |
| altx | You either know, XOR you don't | 30 | |
| Denis_Roc | Real Eisenstein | 150 | |
| Praddo77 | ASCII | 5 | |
| bqa100507 | Modulus Inutilis | 50 | |
| altx | Favourite byte | 20 | |
| bbalucs | What's a Lattice? | 40 | |
| Praddo77 | Great Snakes | 3 | |
| bbalucs | Size and Basis | 15 | |
| Praddo77 | Finding Flags | 2 | |
| bbalucs | Vectors | 10 | |
| bbalucs | Secure Protocols | 5 | |
| bqa100507 | Salty | 20 | |
| bbalucs | No Way JOSE | 20 | |
| cryptoBytes | Bytes and Big Integers | 10 | |
| bbalucs | JWT Sessions | 10 | |
| bbalucs | Token Appreciation | 5 | |
| cornn_123 | Keyed Permutations | 5 | |
| cornn_123 | Extended GCD | 20 | |
| Reginleif86 | XOR Properties | 15 | |
| bqa100507 | Manyprime | 40 | |
| cornn_123 | Greatest Common Divisor | 15 | |
| bqa100507 | Factoring | 15 | |
| Morticiaxx | RSA Decryption | 20 | |
| bqa100507 | Square Eyes | 35 | |
| Haxan | Modular Binomials | 80 | |
| Reginleif86 | Encoding Challenge | 40 | |
| bbalucs | Jack's Birthday Confusion | 30 | |
| ayhaM145 | XOR Starter | 10 | |
| yuris72 | You either know, XOR you don't | 30 | |
| Morticiaxx | Private Keys | 20 | |
| adssafsad | Extended GCD | 20 | |
| MikiJervis | Symmetry | 50 | |
| Morticiaxx | Euler's Totient | 20 | |
| xinglin | Modular Arithmetic 2 | 20 |
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