| Date | User | Challenge | Score |
| ChinoCribioli | Nativity | 60 | |
| lgatto | Adrien's Signs | 80 | |
| AdfDmitry | ECB Oracle | 60 | |
| Mihafil746 | Honest Verifier Zero Knowledge | 30 | |
| lgatto | Chinese Remainder Theorem | 40 | |
| VEDANTGDDN | Bytes and Big Integers | 10 | |
| Cancelo | Quadratic Residues | 25 | |
| Z3R0TR4C3 | Modular Binomials | 80 | |
| babbagge | Hex | 5 | |
| babbagge | ASCII | 5 | |
| Z3R0TR4C3 | Adrien's Signs | 80 | |
| babbagge | Great Snakes | 3 | |
| Z3R0TR4C3 | Chinese Remainder Theorem | 40 | |
| babbagge | Finding Flags | 2 | |
| Z3R0TR4C3 | Modular Square Root | 35 | |
| Z3R0TR4C3 | Lemur XOR | 40 | |
| Z3R0TR4C3 | Legendre Symbol | 35 | |
| Cancelo | Modular Inverting | 25 | |
| 1tsRyd3r | Jack's Birthday Hash | 20 | |
| VEDANTGDDN | Base64 | 10 | |
| VEDANTGDDN | Hex | 5 | |
| redpath64 | Greatest Common Divisor | 15 | |
| stoica_maria | Monoprime | 30 | |
| VEDANTGDDN | ASCII | 5 | |
| jd3boots | ECB CBC WTF | 55 | |
| stoica_maria | Factoring | 15 | |
| Diana_Ungureanu | Parameter Injection | 60 | |
| VEDANTGDDN | Great Snakes | 3 | |
| Diana_Ungureanu | Deriving Symmetric Keys | 40 | |
| stoica_maria | RSA Signatures | 25 | |
| Diana_Ungureanu | Computing Shared Secrets | 30 | |
| VEDANTGDDN | Finding Flags | 2 | |
| stoica_maria | RSA Decryption | 20 | |
| 0xAd4131 | Greatest Common Divisor | 15 | |
| Tekq14 | Resisting Bruteforce | 10 | |
| Diana_Ungureanu | Computing Public Values | 25 | |
| Z3R0TR4C3 | Quadratic Residues | 25 | |
| Diana_Ungureanu | Generators of Groups | 20 | |
| stoica_maria | Private Keys | 20 | |
| Diana_Ungureanu | Working with Fields | 10 | |
| Diana_Ungureanu | Modulus Inutilis | 50 | |
| Z3R0TR4C3 | Modular Inverting | 25 | |
| Diana_Ungureanu | Salty | 20 | |
| stoica_maria | Euler's Totient | 20 | |
| TallerGiraffe | Chinese Remainder Theorem | 40 | |
| Diana_Ungureanu | Manyprime | 40 | |
| Z3R0TR4C3 | Modular Arithmetic 2 | 20 | |
| stoica_maria | Public Keys | 15 | |
| 1tsRyd3r | Jack's Birthday Confusion | 30 | |
| Diana_Ungureanu | Monoprime | 30 |
You are now level Current level