| Date | User | Challenge | Score |
| NanCheng | Hex | 5 | |
| ox1bx | Let's Decrypt Again | 175 | |
| ox1bx | Null or Never | 100 | |
| 0xMinhT | Curveball | 100 | |
| somesalmon | ASCII | 5 | |
| somesalmon | Great Snakes | 3 | |
| NanCheng | ASCII | 5 | |
| Bruh1108 | Base64 | 10 | |
| somesalmon | Finding Flags | 2 | |
| NanCheng | Great Snakes | 3 | |
| NanCheng | Finding Flags | 2 | |
| Meganmatician | XOR Starter | 10 | |
| Blue_ | ZKP Introduction | 5 | |
| Bruh1108 | Hex | 5 | |
| starunity | Modulus Inutilis | 50 | |
| Bruh1108 | ASCII | 5 | |
| xccnnaino | MD0 | 80 | |
| Learn_From_Nyamu | Pad Thai | 80 | |
| zzm | Extended GCD | 20 | |
| zzm | Greatest Common Divisor | 15 | |
| gulliver | XOR Properties | 15 | |
| Tiwendat | Favourite byte | 20 | |
| vdam | Network Attacks | 5 | |
| Bruh1108 | Great Snakes | 3 | |
| iliap | Background Reading | 5 | |
| Bruh1108 | Finding Flags | 2 | |
| ox1bx | Marin's Secrets | 50 | |
| vdam | Greatest Common Divisor | 15 | |
| ox1bx | Ron was Wrong, Whit is Right | 90 | |
| Meganmatician | Bytes and Big Integers | 10 | |
| Adrinn | You either know, XOR you don't | 30 | |
| ox1bx | Bespoke Padding | 100 | |
| NayaliThal | Base64 | 10 | |
| NayaliThal | Hex | 5 | |
| ox1bx | Signing Server | 60 | |
| ox1bx | Let's Decrypt | 80 | |
| NayaliThal | ASCII | 5 | |
| NayaliThal | Great Snakes | 3 | |
| ox1bx | Blinding Light | 120 | |
| Tiwendat | XOR Properties | 15 | |
| NayaliThal | Finding Flags | 2 | |
| xccnnaino | Digestive | 60 | |
| sahanab07 | Hex | 5 | |
| Vansforever | Round Keys | 20 | |
| Vinjr | Couples | 100 | |
| sahanab07 | ASCII | 5 | |
| kilb100d | XOR Starter | 10 | |
| Adrinn | Favourite byte | 20 | |
| Tiwendat | XOR Starter | 10 | |
| sahanab07 | Great Snakes | 3 |
You are now level Current level