| Date | User | Challenge | Score |
| Gr1Mac3 | ASCII | 5 | |
| JAx_67_52_69 | Base64 | 10 | |
| nysfatimahna | Great Snakes | 3 | |
| rfmph | Bringing It All Together | 50 | |
| Gr1Mac3 | Great Snakes | 3 | |
| 048224 | Working with Fields | 10 | |
| JAx_67_52_69 | Hex | 5 | |
| nysfatimahna | Finding Flags | 2 | |
| dsfattaert23 | Base64 | 10 | |
| Gr1Mac3 | Finding Flags | 2 | |
| GingerCarrot | CSIDH Key Exchange | 90 | |
| jkkwan27 | ZKP Introduction | 5 | |
| parkjaemin | Working with Fields | 10 | |
| samaYOPinTHecHAt | Great Snakes | 3 | |
| yabet98191 | XOR Properties | 15 | |
| mholmes24 | Twisted CSIDH Isogenies | 70 | |
| dsfattaert23 | Bytes and Big Integers | 10 | |
| Ah_Crypto2 | Script Kiddie | 70 | |
| 0liv3zk_ | Great Snakes | 3 | |
| shurayz | Montgomery's Ladder | 40 | |
| dsfattaert23 | Hex | 5 | |
| AlKafr | RSA Decryption | 20 | |
| Chaosdragon789 | Background Reading | 5 | |
| AlKafr | Private Keys | 20 | |
| chk | Keyed Permutations | 5 | |
| donatsell | RSA Decryption | 20 | |
| 0liv3zk_ | Finding Flags | 2 | |
| iphqntom | Merkle Trees | 25 | |
| AlKafr | Euler's Totient | 20 | |
| anushar777 | Modular Binomials | 80 | |
| falconejulian | Prime Power Isogenies | 50 | |
| falconejulian | Composite Isogenies | 60 | |
| PurviB | RSA Decryption | 20 | |
| PurviB | Private Keys | 20 | |
| PurviB | Euler's Totient | 20 | |
| iphqntom | MD0 | 80 | |
| PurviB | Public Keys | 15 | |
| AlKafr | Public Keys | 15 | |
| JAx_67_52_69 | ASCII | 5 | |
| PurviB | Modular Exponentiation | 10 | |
| anushar777 | Adrien's Signs | 80 | |
| JAx_67_52_69 | Great Snakes | 3 | |
| anushar777 | Chinese Remainder Theorem | 40 | |
| anushar777 | Modular Square Root | 35 | |
| PurviB | Modular Binomials | 80 | |
| anushar777 | Legendre Symbol | 35 | |
| michaelS | Base64 | 10 | |
| GingerCarrot | Lo-Hi Card Game | 120 | |
| anushar777 | Quadratic Residues | 25 | |
| AlKafr | Modular Exponentiation | 10 |
You are now level Current level