| Date | User | Challenge | Score |
| chatchawee | JWT Secrets | 25 | |
| nursh | Greatest Common Divisor | 15 | |
| X1 | Modular Binomials | 80 | |
| Musca | Modular Arithmetic 1 | 20 | |
| Musca | Extended GCD | 20 | |
| alexaaaaaa | Hash Stuffing | 50 | |
| xiaoyuxuan | Three Isogenies | 35 | |
| KindFoxie23 | Chinese Remainder Theorem | 40 | |
| mayfly | Structure of AES | 15 | |
| Musca | Greatest Common Divisor | 15 | |
| mayfly | Resisting Bruteforce | 10 | |
| juntae | Manyprime | 40 | |
| mayfly | Keyed Permutations | 5 | |
| Musca | Lemur XOR | 40 | |
| X1 | Adrien's Signs | 80 | |
| Y00ki_U6 | Base64 | 10 | |
| X1 | Modular Square Root | 35 | |
| Wiederganger | Base64 | 10 | |
| chatchawee | JWT Sessions | 10 | |
| xiaoyuxuan | Two Isogenies | 30 | |
| juntae | Monoprime | 30 | |
| Wiederganger | Hex | 5 | |
| mayfly | XOR Starter | 10 | |
| mayfly | Bytes and Big Integers | 10 | |
| juntae | Factoring | 15 | |
| Bachatero | Round Keys | 20 | |
| chatchawee | Token Appreciation | 5 | |
| alexaaaaaa | Collider | 50 | |
| Wiederganger | ASCII | 5 | |
| xiaoyuxuan | Montgomery Curves | 30 | |
| Wiederganger | Great Snakes | 3 | |
| Musca | You either know, XOR you don't | 30 | |
| Wiederganger | Finding Flags | 2 | |
| xiaoyuxuan | Image Point Arithmetic | 30 | |
| ndgsghdj | Elliptic Nodes | 150 | |
| Musca | Favourite byte | 20 | |
| Bachatero | Structure of AES | 15 | |
| xiaoyuxuan | The j-invariant | 20 | |
| juntae | RSA Signatures | 25 | |
| regalast | Hex | 5 | |
| regalast | ASCII | 5 | |
| xiaoyuxuan | Introduction to Isogenies | 10 | |
| regalast | Network Attacks | 5 | |
| Musca | XOR Properties | 15 | |
| regalast | Great Snakes | 3 | |
| regalast | Finding Flags | 2 | |
| juntae | RSA Decryption | 20 | |
| juntae | Private Keys | 20 | |
| alexaaaaaa | MD0 | 80 | |
| Musca | XOR Starter | 10 |
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