| Date | User | Challenge | Score |
| tigertiger_74 | Smooth Criminal | 60 | |
| duckpancakes | Curves and Logs | 40 | |
| ekiikji | You either know, XOR you don't | 30 | |
| ekiikji | Favourite byte | 20 | |
| sunimalive | Computing Public Values | 25 | |
| odysseus444 | Bringing It All Together | 50 | |
| goosebud21 | Triple DES | 60 | |
| ekiikji | XOR Properties | 15 | |
| duckpancakes | Scalar Multiplication | 35 | |
| ekiikji | XOR Starter | 10 | |
| Allahgator | Saying Hello | 20 | |
| ekiikji | Bytes and Big Integers | 10 | |
| Medjed | XOR Properties | 15 | |
| mariannaf | Base64 | 10 | |
| SigmaMonster | Inferius Prime | 30 | |
| reibeo | XOR Starter | 10 | |
| mariannaf | Hex | 5 | |
| duckpancakes | Point Addition | 30 | |
| ekiikji | Base64 | 10 | |
| ekiikji | Hex | 5 | |
| mariannaf | ASCII | 5 | |
| ekiikji | ASCII | 5 | |
| ekiikji | Great Snakes | 3 | |
| ekiikji | Finding Flags | 2 | |
| reibeo | Bytes and Big Integers | 10 | |
| Medjed | XOR Starter | 10 | |
| nour_khaled | Finding Flags | 2 | |
| RDxR10 | Meet me in the Claw | 120 | |
| theanurag | Great Snakes | 3 | |
| HackerDucker11 | Lazy CBC | 60 | |
| theanurag | Finding Flags | 2 | |
| facudualde | XOR Starter | 10 | |
| mariannaf | Great Snakes | 3 | |
| reki38 | Modular Square Root | 35 | |
| toxicafunk | Bytes and Big Integers | 10 | |
| ModReaper | Jack's Birthday Confusion | 30 | |
| mariannaf | Finding Flags | 2 | |
| duckpancakes | Point Negation | 10 | |
| reibeo | Base64 | 10 | |
| kalilinux19 | TLS Handshake | 15 | |
| reibeo | Hex | 5 | |
| brdznuli_megzuri | Hex | 5 | |
| brickzilla | The Good, The Pad, The Ugly | 100 | |
| reibeo | ASCII | 5 | |
| brdznuli_megzuri | ASCII | 5 | |
| kalilinux19 | Sharks on the Wire | 10 | |
| aezwcg2875 | Greatest Common Divisor | 15 | |
| reibeo | Great Snakes | 3 | |
| duckpancakes | Background Reading | 5 | |
| brdznuli_megzuri | Great Snakes | 3 |
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