| Date | User | Challenge | Score |
| yr81 | RSA or HMAC? Part 2 | 100 | |
| sumo123 | Authentification 1 (Breizh CTF) | 0 | |
| BaDRaM | Base64 | 10 | |
| Yuiro | Resisting Bruteforce | 10 | |
| Yuiro | Keyed Permutations | 5 | |
| khubaib_ashraf | Base64 | 10 | |
| BaDRaM | Hex | 5 | |
| khubaib_ashraf | Hex | 5 | |
| BaDRaM | ASCII | 5 | |
| luc_79 | ASCII | 5 | |
| BaDRaM | Great Snakes | 3 | |
| isogenoid | Finding Flags | 2 | |
| BaDRaM | Finding Flags | 2 | |
| recova | Great Snakes | 3 | |
| recova | Finding Flags | 2 | |
| luc_79 | Great Snakes | 3 | |
| luc_79 | Finding Flags | 2 | |
| irritable_hacker | Adrien's Signs | 80 | |
| Z3U55 | Gram Schmidt | 30 | |
| katkat | Hex | 5 | |
| khubaib_ashraf | ASCII | 5 | |
| Leftypower | Favourite byte | 20 | |
| sunshiine | Base64 | 10 | |
| Toadytop | Checkpoint | 150 | |
| sunshiine | Hex | 5 | |
| Z3U55 | Size and Basis | 15 | |
| sunshiine | ASCII | 5 | |
| sunshiine | Great Snakes | 3 | |
| sasytaco802 | Real Eisenstein | 150 | |
| M0xX | Gotta Go Fast | 40 | |
| Leftypower | XOR Properties | 15 | |
| Z3U55 | Vectors | 10 | |
| sarahhartley | ASCII | 5 | |
| yr81 | JSON in JSON | 40 | |
| sarahhartley | Great Snakes | 3 | |
| yr81 | RSA or HMAC? | 35 | |
| sarahhartley | Finding Flags | 2 | |
| NotAtAllSus | Round Keys | 20 | |
| sunshiine | Finding Flags | 2 | |
| yr81 | JWT Secrets | 25 | |
| NotAtAllSus | Structure of AES | 15 | |
| trh963 | Finding Flags | 2 | |
| Valean | Bytes and Big Integers | 10 | |
| yr81 | No Way JOSE | 20 | |
| GentleCat | Greatest Common Divisor | 15 | |
| Valean | Base64 | 10 | |
| Valean | Hex | 5 | |
| merinsr21 | Lazy CBC | 60 | |
| Valean | ASCII | 5 | |
| hakka52 | Hash Stuffing | 50 |
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