| Date | User | Challenge | Score |
| 3laahack | Bytes and Big Integers | 10 | |
| jscornelius | Modes of Operation Starter | 15 | |
| AyanokojiKiyota | Hex | 5 | |
| 3laahack | Base64 | 10 | |
| KRyptonZ | Backpack Cryptography | 120 | |
| 3laahack | Hex | 5 | |
| nextdarkmail | Finding Flags | 2 | |
| 3laahack | ASCII | 5 | |
| cavazinf | Oracular Spectacular | 150 | |
| etelvino | Bytes and Big Integers | 10 | |
| etelvino | Base64 | 10 | |
| etelvino | Hex | 5 | |
| 3laahack | Great Snakes | 3 | |
| jscornelius | Bringing It All Together | 50 | |
| etelvino | Finding Flags | 2 | |
| Pixel_mainer | Bytes and Big Integers | 10 | |
| sveta_shumovai | Twin Keys | 100 | |
| 3laahack | Finding Flags | 2 | |
| Pixel_mainer | Base64 | 10 | |
| ShahdElrawy | Bytes and Big Integers | 10 | |
| AyanokojiKiyota | ASCII | 5 | |
| Pixel_mainer | Hex | 5 | |
| AyanokojiKiyota | Great Snakes | 3 | |
| Pixel_mainer | ASCII | 5 | |
| AyanokojiKiyota | Finding Flags | 2 | |
| Pixel_mainer | Great Snakes | 3 | |
| KRyptonZ | LWE Background | 5 | |
| Pixel_mainer | Finding Flags | 2 | |
| siriusraven | Ellipse Curve Cryptography | 125 | |
| crowcell | Working with Fields | 10 | |
| gigisoave | Extended GCD | 20 | |
| ShahdElrawy | Base64 | 10 | |
| mfay1999 | Quadratic Residues | 25 | |
| ShahdElrawy | Hex | 5 | |
| achoooo | Quadratic Residues | 25 | |
| IMPOSTER123 | Background Reading | 5 | |
| ShahdElrawy | ASCII | 5 | |
| battos | You either know, XOR you don't | 30 | |
| BarredOwl | Extended GCD | 20 | |
| Santsy | Gram Schmidt | 30 | |
| Santsy | Vectors | 10 | |
| n30nx | Marin's Secrets | 50 | |
| battos | Favourite byte | 20 | |
| MrBead | Network Attacks | 5 | |
| crowcell | Modulus Inutilis | 50 | |
| grootsec | Keyed Permutations | 5 | |
| battos | XOR Properties | 15 | |
| Hasini_naveesha | Network Attacks | 5 | |
| gigisoave | Greatest Common Divisor | 15 | |
| zCelestial | Network Attacks | 5 |
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