| Date | User | Challenge | Score |
| schittering06 | Scalar Multiplication | 35 | |
| Anggita | Diffusion through Permutation | 30 | |
| schittering06 | Point Addition | 30 | |
| administrator___ | Diffusion through Permutation | 30 | |
| rvors | Broken RSA | 100 | |
| GameCristian | Greatest Common Divisor | 15 | |
| mbexy | Resisting Bruteforce | 10 | |
| Pablolafuente23 | Bytes and Big Integers | 10 | |
| S1MPLE | Bytes and Big Integers | 10 | |
| rvors | Modular Binomials | 80 | |
| nomaisthere | Modular Arithmetic 2 | 20 | |
| schittering06 | Point Negation | 10 | |
| rvors | Adrien's Signs | 80 | |
| Anggita | Bringing It All Together | 50 | |
| rvors | Manyprime | 40 | |
| S1MPLE | Base64 | 10 | |
| hgdghjdb | Base64 | 10 | |
| rvors | Monoprime | 30 | |
| hgdghjdb | Hex | 5 | |
| schittering06 | Background Reading | 5 | |
| GINO_IL_P4TATINO | Manyprime | 40 | |
| hgdghjdb | ASCII | 5 | |
| schrodycat | RSA Signatures | 25 | |
| schittering06 | Factoring | 15 | |
| LCR | Modes of Operation Starter | 15 | |
| 4AAA4 | ECB CBC WTF | 55 | |
| rapt00r | Triple DES | 60 | |
| Pablolafuente23 | Base64 | 10 | |
| VSxHC | Finding Flags | 2 | |
| rvors | Collider | 50 | |
| pacome | Curves and Logs | 40 | |
| xseris | 1n_jection (Zh3r0 CTF V2) | 0 | |
| xseris | Twist and Shout (Zh3r0 CTF V2) | 0 | |
| xseris | Chaos (Zh3r0 CTF V2) | 0 | |
| xseris | Real Mersenne (Zh3r0 CTF V2) | 0 | |
| xseris | import numpy as MT (Zh3r0 CTF V2) | 0 | |
| ISKANDARLAN | Modular Inverting | 25 | |
| ISKANDARLAN | Modular Arithmetic 2 | 20 | |
| ISKANDARLAN | Modular Arithmetic 1 | 20 | |
| ISKANDARLAN | Extended GCD | 20 | |
| ISKANDARLAN | Greatest Common Divisor | 15 | |
| schittering06 | RSA Signatures | 25 | |
| S1MPLE | Hex | 5 | |
| Kahfi30134 | Modular Exponentiation | 10 | |
| S1MPLE | ASCII | 5 | |
| LCR | Bringing It All Together | 50 | |
| ISKANDARLAN | Encoding Challenge | 40 | |
| ISKANDARLAN | Network Attacks | 5 | |
| Pablolafuente23 | Hex | 5 | |
| S1MPLE | Great Snakes | 3 |
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