| Date | User | Challenge | Score |
| dialaa_444 | Hex | 5 | |
| dialaa_444 | ASCII | 5 | |
| Kanad3 | LWE Low Bits Message | 20 | |
| Babit | Base64 | 10 | |
| neferpitou | Modes of Operation Starter | 15 | |
| jayguo | You either know, XOR you don't | 30 | |
| dialaa_444 | Great Snakes | 3 | |
| aress | Salty | 20 | |
| nadinadinad | Modular Inverting | 25 | |
| Htet | WOTS Up | 75 | |
| linaaaaaaaaaaaaa | Bytes and Big Integers | 10 | |
| Babit | Hex | 5 | |
| dialaa_444 | Finding Flags | 2 | |
| Babit | ASCII | 5 | |
| CF | XOR Starter | 10 | |
| neferpitou | Bringing It All Together | 50 | |
| Babit | Great Snakes | 3 | |
| anhkhongtoxic | Bytes and Big Integers | 10 | |
| PotatoCutlet | Base64 | 10 | |
| neferpitou | Diffusion through Permutation | 30 | |
| Alexair | Additive | 70 | |
| Htet | Mixed Up | 120 | |
| Htet | PriMeD5 | 100 | |
| duckyCrypt | ECB CBC WTF | 55 | |
| Adrinn | ECB Oracle | 60 | |
| Manul | Modular Arithmetic 2 | 20 | |
| Htet | Collider | 50 | |
| neferpitou | Confusion through Substitution | 25 | |
| PotatoCutlet | Hex | 5 | |
| neggar123 | JWT Secrets | 25 | |
| Htet | MDFlag | 125 | |
| ShahdElrawy | ECB CBC WTF | 55 | |
| 1502dthw | Modular Square Root | 35 | |
| Manul | Modular Arithmetic 1 | 20 | |
| PotatoCutlet | ASCII | 5 | |
| NTRUDR | Greatest Common Divisor | 15 | |
| ThinkInTheBox | An Exceptional Twisted Mind | 125 | |
| ThinkInTheBox | A Twisted Mind | 80 | |
| ThinkInTheBox | Edwards Goes Degenerate | 100 | |
| CF | Bytes and Big Integers | 10 | |
| 1502dthw | Legendre Symbol | 35 | |
| Manul | Extended GCD | 20 | |
| b1b00www | Hash Stuffing | 50 | |
| oussama77x77 | Great Snakes | 3 | |
| yeshu30 | XOR Starter | 10 | |
| CF | Base64 | 10 | |
| Bunnyboy | Modular Arithmetic 2 | 20 | |
| oussama77x77 | Finding Flags | 2 | |
| PotatoCutlet | Great Snakes | 3 | |
| Manul | Greatest Common Divisor | 15 |
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