| Date | User | Challenge | Score |
| LiftIRL | ASCII | 5 | |
| DC_Lib23132 | Base64 | 10 | |
| irritable_hacker | XOR Starter | 10 | |
| DC_Lib23132 | Hex | 5 | |
| DC_Lib23132 | ASCII | 5 | |
| irritable_hacker | Bytes and Big Integers | 10 | |
| DC_Lib23132 | Great Snakes | 3 | |
| LiftIRL | Great Snakes | 3 | |
| DC_Lib23132 | Finding Flags | 2 | |
| irritable_hacker | Base64 | 10 | |
| LiftIRL | Finding Flags | 2 | |
| irritable_hacker | Hex | 5 | |
| FloatingSeaOtter | XOR Properties | 15 | |
| dliang2654 | Bytes and Big Integers | 10 | |
| FloatingSeaOtter | XOR Starter | 10 | |
| FloatingSeaOtter | Bytes and Big Integers | 10 | |
| goosbo | Dancing Queen | 120 | |
| l0v3r_strawberri | Finding Flags | 2 | |
| xcv1 | XOR Properties | 15 | |
| Myronarty_ | Adrien's Signs | 80 | |
| FloatingSeaOtter | Base64 | 10 | |
| OttaC | XOR Properties | 15 | |
| g3k1 | RSA Signatures | 25 | |
| FloatingSeaOtter | Hex | 5 | |
| g3k1 | RSA Decryption | 20 | |
| FloatingSeaOtter | ASCII | 5 | |
| Gryfman | Marin's Secrets | 50 | |
| crypto_saka_hack | Dancing Queen | 120 | |
| FloatingSeaOtter | Great Snakes | 3 | |
| FloatingSeaOtter | Finding Flags | 2 | |
| g3k1 | Private Keys | 20 | |
| g3k1 | Euler's Totient | 20 | |
| Rosedeangelis | Finding Flags | 2 | |
| Sasha21231 | You either know, XOR you don't | 30 | |
| Sasha21231 | Favourite byte | 20 | |
| Sasha21231 | XOR Properties | 15 | |
| Sasha21231 | XOR Starter | 10 | |
| Sasha21231 | Bytes and Big Integers | 10 | |
| Sasha21231 | Base64 | 10 | |
| Sasha21231 | Hex | 5 | |
| Sasha21231 | ASCII | 5 | |
| Sasha21231 | Great Snakes | 3 | |
| Sasha21231 | Finding Flags | 2 | |
| Sasha21231 | Modular Binomials | 80 | |
| Sasha21231 | Adrien's Signs | 80 | |
| Sasha21231 | Chinese Remainder Theorem | 40 | |
| Sasha21231 | Modular Square Root | 35 | |
| Sasha21231 | Legendre Symbol | 35 | |
| Sasha21231 | Quadratic Residues | 25 | |
| Sasha21231 | Modular Inverting | 25 |
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