| Date | User | Challenge | Score |
| anaking | Finding Flags | 2 | |
| funkyduk2 | Bytes and Big Integers | 10 | |
| funkyduk2 | Base64 | 10 | |
| funkyduk2 | Hex | 5 | |
| funkyduk2 | ASCII | 5 | |
| funkyduk2 | Great Snakes | 3 | |
| funkyduk2 | Finding Flags | 2 | |
| Waffleman | Background Reading | 5 | |
| y_str01 | Finding Flags | 2 | |
| 0r30_ChL0rc4L3 | Hash Stuffing | 50 | |
| Valcia | Lemur XOR | 40 | |
| 0r30_ChL0rc4L3 | Collider | 50 | |
| anis76 | Base64 | 10 | |
| 0r30_ChL0rc4L3 | Jack's Birthday Confusion | 30 | |
| 0r30_ChL0rc4L3 | Jack's Birthday Hash | 20 | |
| HoangNhoo | ECB Oracle | 60 | |
| Valcia | You either know, XOR you don't | 30 | |
| Nosiume | Pad Thai | 80 | |
| gandalf99 | Resisting Bruteforce | 10 | |
| anis76 | Hex | 5 | |
| gandalf99 | Keyed Permutations | 5 | |
| anis76 | ASCII | 5 | |
| anis76 | Great Snakes | 3 | |
| Royogurt | Hex | 5 | |
| anis76 | Finding Flags | 2 | |
| nuttnuggett | Finding Flags | 2 | |
| Royogurt | ASCII | 5 | |
| Royogurt | Great Snakes | 3 | |
| tanphatbboy | Network Attacks | 5 | |
| kev6 | Bytes and Big Integers | 10 | |
| 0r30_ChL0rc4L3 | Roll your Own | 125 | |
| 0r30_ChL0rc4L3 | Beatboxer | 150 | |
| duckpancakes | Stream of Consciousness | 80 | |
| 0r30_ChL0rc4L3 | Forbidden Fruit | 150 | |
| 0r30_ChL0rc4L3 | Oh SNAP | 120 | |
| qucker135 | Resisting Bruteforce | 10 | |
| 0r30_ChL0rc4L3 | Paper Plane | 120 | |
| eco4x | Finding Flags | 2 | |
| Kagetasu | Round Keys | 20 | |
| tanphatbboy | Modular Arithmetic 2 | 20 | |
| tanphatbboy | Modular Arithmetic 1 | 20 | |
| Collinssicha | No Way JOSE | 20 | |
| TrouthieCryptHk | Factoring | 15 | |
| tanphatbboy | Extended GCD | 20 | |
| tanphatbboy | Greatest Common Divisor | 15 | |
| 0r30_ChL0rc4L3 | The Good, The Pad, The Ugly | 100 | |
| ali2241 | ASCII | 5 | |
| Collinssicha | JSON in JSON | 40 | |
| ali2241 | Great Snakes | 3 | |
| kevinlean | XOR Starter | 10 |
You are now level Current level