| Date | User | Challenge | Score |
| knd | Finding Flags | 2 | |
| kikiki7788 | Great Snakes | 3 | |
| ob5erver | Confusion through Substitution | 25 | |
| CookedRavioli | RSA Decryption | 20 | |
| kikiki7788 | Finding Flags | 2 | |
| CookedRavioli | Private Keys | 20 | |
| Buho | Great Snakes | 3 | |
| Buho | Finding Flags | 2 | |
| ob5erver | Round Keys | 20 | |
| Nikolai16 | Bytes and Big Integers | 10 | |
| Nikolai16 | Base64 | 10 | |
| chiwakii | Modular Arithmetic 1 | 20 | |
| chiwakii | Extended GCD | 20 | |
| Nikolai16 | Hex | 5 | |
| anas09 | 2020 (TETCTF) | 0 | |
| Nikolai16 | ASCII | 5 | |
| kiki9988 | Finding Flags | 2 | |
| Zira | Curves and Logs | 40 | |
| Nikolai16 | Great Snakes | 3 | |
| SpongeBob369 | ProSign 3 | 100 | |
| chiwakii | Greatest Common Divisor | 15 | |
| NekoRolly | Modular Binomials | 80 | |
| phat1911 | Let's Prove It Again | 175 | |
| phat1911 | Mister Saplins The Prover | 125 | |
| phat1911 | Let's Prove It | 120 | |
| phat1911 | Couples | 100 | |
| aress | Token Appreciation | 5 | |
| phat1911 | Successive Powers | 60 | |
| phat1911 | Modular Binomials | 80 | |
| HandyZahwan04 | XOR Starter | 10 | |
| NekoRolly | Adrien's Signs | 80 | |
| whitecat111 | Generators of Groups | 20 | |
| ragunogh | Modes of Operation Starter | 15 | |
| 24BECSE19_DT | Montgomery's Ladder | 40 | |
| ragunogh | Bringing It All Together | 50 | |
| 24BECSE19_DT | Efficient Exchange | 50 | |
| HandyZahwan04 | Bytes and Big Integers | 10 | |
| rsa0236821 | Keyed Permutations | 5 | |
| p4rtr1dge | XOR Starter | 10 | |
| p4rtr1dge | Bytes and Big Integers | 10 | |
| Sah | Jack's Birthday Confusion | 30 | |
| ragunogh | Diffusion through Permutation | 30 | |
| ahhmeDDDD | The Matrix | 75 | |
| ahhmeDDDD | Script Kiddie | 70 | |
| ahhmeDDDD | Static Client 2 | 120 | |
| Zira | Scalar Multiplication | 35 | |
| ahhmeDDDD | Additive | 70 | |
| Sah | Jack's Birthday Hash | 20 | |
| HandyZahwan04 | Base64 | 10 | |
| fixcin | You either know, XOR you don't | 30 |
You are now level Current level