| Date | User | Challenge | Score |
| drzejus | Network Attacks | 5 | |
| ctfhackers | Transparency | 50 | |
| Alex_was_here | Base64 | 10 | |
| ctfhackers | Jack's Birthday Confusion | 30 | |
| ctfhackers | Jack's Birthday Hash | 20 | |
| Alex_was_here | Hex | 5 | |
| ctfhackers | Network Attacks | 5 | |
| ctfhackers | Hash Stuffing | 50 | |
| ctfhackers | Vote for Pedro | 150 | |
| ctfhackers | Blinding Light | 120 | |
| ctfhackers | Let's Decrypt | 80 | |
| ctfhackers | Signing Server | 60 | |
| ctfhackers | Seventy-Two | 50 | |
| ctfhackers | MD0 | 80 | |
| ctfhackers | Null or Never | 100 | |
| ctfhackers | Endless Emails | 150 | |
| Alex_was_here | ASCII | 5 | |
| drzejus | Great Snakes | 3 | |
| drzejus | Finding Flags | 2 | |
| acsra1 | Keyed Permutations | 5 | |
| strainz | XOR Properties | 15 | |
| faster | MD0 | 80 | |
| Sherly | MD0 | 80 | |
| lll111 | Token Appreciation | 5 | |
| Wistian | Monoprime | 30 | |
| VuiVe | Gotta Go Fast | 40 | |
| kingkira2 | Modular Inverting | 25 | |
| hata | LWE Background | 5 | |
| ctfhackers | ASCII | 5 | |
| Kamonp | Great Snakes | 3 | |
| Sean_Nguyo | ASCII | 5 | |
| Wistian | Factoring | 15 | |
| Lbuss | Working with Fields | 10 | |
| elbis | CTRIME | 70 | |
| Kamonp | Finding Flags | 2 | |
| Kenshin | Favourite byte | 20 | |
| thanhson_0304 | Finding Flags | 2 | |
| thanhson_0304 | Great Snakes | 3 | |
| kingkira2 | Modular Arithmetic 2 | 20 | |
| megaduck | Modular Arithmetic 2 | 20 | |
| Lbuss | Modulus Inutilis | 50 | |
| Sean_Nguyo | Great Snakes | 3 | |
| kingkira2 | Modular Arithmetic 1 | 20 | |
| BytesTheDust | Greatest Common Divisor | 15 | |
| Kran | Lazy CBC | 60 | |
| Wistian | RSA Signatures | 25 | |
| Lbuss | Salty | 20 | |
| forge | Oracular Spectacular | 150 | |
| BytesTheDust | You either know, XOR you don't | 30 | |
| Lbuss | Monoprime | 30 |
You are now level Current level