| Date | User | Challenge | Score |
| hihi | Finding Flags | 2 | |
| BD7_5 | Finding Flags | 2 | |
| nmhuei | Parameter Injection | 60 | |
| allowu | Bytes and Big Integers | 10 | |
| Bukhari122 | Great Snakes | 3 | |
| ouias | Adrien's Signs | 80 | |
| flapjack990 | Adrien's Signs | 80 | |
| allowu | Base64 | 10 | |
| OSCoffee | Finding Flags | 2 | |
| crystaljade | Structure of AES | 15 | |
| allowu | Hex | 5 | |
| lleenn | You either know, XOR you don't | 30 | |
| georgie_888 | Base64 | 10 | |
| alchemist7 | Modes of Operation Starter | 15 | |
| georgie_888 | Hex | 5 | |
| lleenn | Favourite byte | 20 | |
| Argame | XOR Starter | 10 | |
| lleenn | XOR Properties | 15 | |
| georgie_888 | ASCII | 5 | |
| ck0d | Gaussian Reduction | 50 | |
| georgie_888 | Great Snakes | 3 | |
| mahmoud000 | Finding Flags | 2 | |
| useless | Successive Powers | 60 | |
| ck0d | What's a Lattice? | 40 | |
| georgie_888 | Finding Flags | 2 | |
| Mihafil746 | Roll your Own | 125 | |
| ck0d | Gram Schmidt | 30 | |
| nomaisthere | Base64 | 10 | |
| destroyer313 | ZKP Introduction | 5 | |
| nomaisthere | Hex | 5 | |
| nomaisthere | ASCII | 5 | |
| nomaisthere | Great Snakes | 3 | |
| nomaisthere | Finding Flags | 2 | |
| ck0d | Size and Basis | 15 | |
| lleenn | XOR Starter | 10 | |
| ck0d | Vectors | 10 | |
| sheina906 | Crossed Wires | 100 | |
| Argame | Bytes and Big Integers | 10 | |
| useless | Resisting Bruteforce | 10 | |
| ck0d | Generators of Groups | 20 | |
| sheina906 | Everything is Big | 70 | |
| ck0d | Working with Fields | 10 | |
| ck0d | Collider | 50 | |
| thibaultml | Modular Arithmetic 2 | 20 | |
| ilyas_oub | ASCII | 5 | |
| flower2 | Diffusion through Permutation | 30 | |
| TonyNo | Adrien's Signs | 80 | |
| thibaultml | Modular Arithmetic 1 | 20 | |
| flower2 | Confusion through Substitution | 25 | |
| snowman_am2 | Lazy CBC | 60 |
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