| Date | User | Challenge | Score |
| CHAZ4R | Oh SNAP | 120 | |
| CHAZ4R | Dancing Queen | 120 | |
| CHAZ4R | Stream of Consciousness | 80 | |
| CHAZ4R | Logon Zero | 80 | |
| AlexanderMunguia | ASCII | 5 | |
| CHAZ4R | Forbidden Fruit | 150 | |
| CHAZ4R | Paper Plane | 120 | |
| CHAZ4R | CTRIME | 70 | |
| CHAZ4R | Bean Counter | 60 | |
| CHAZ4R | Symmetry | 50 | |
| CHAZ4R | Triple DES | 60 | |
| CHAZ4R | Lazy CBC | 60 | |
| CHAZ4R | Flipping Cookie | 60 | |
| CHAZ4R | ECB Oracle | 60 | |
| AlexanderMunguia | Great Snakes | 3 | |
| CHAZ4R | Passwords as Keys | 50 | |
| fart | Bytes and Big Integers | 10 | |
| AlexanderMunguia | Finding Flags | 2 | |
| CHAZ4R | Bringing It All Together | 50 | |
| joshuji | Background Reading | 5 | |
| fart | Base64 | 10 | |
| YWzhong | ZKP Introduction | 5 | |
| Wofb | Bytes and Big Integers | 10 | |
| obelskyavhe | Finding Flags | 2 | |
| nalgotica777 | No Way Back Home | 100 | |
| coldwater | ASCII | 5 | |
| Qasem | Paper Plane | 120 | |
| sandwhales | Legendre Symbol | 35 | |
| MooseCode | Base64 | 10 | |
| KPTA | Bytes and Big Integers | 10 | |
| mxmx07_16_ | Finding Flags | 2 | |
| KPTA | Base64 | 10 | |
| KPTA | Hex | 5 | |
| nalgotica777 | Broken RSA | 100 | |
| KPTA | ASCII | 5 | |
| Juliangil | RSA Decryption | 20 | |
| Juliangil | Private Keys | 20 | |
| Juliangil | Euler's Totient | 20 | |
| Juliangil | Public Keys | 15 | |
| KPTA | Great Snakes | 3 | |
| Juliangil | Modular Exponentiation | 10 | |
| KPTA | Finding Flags | 2 | |
| Qasem | Oracular Spectacular | 150 | |
| champinion | Structure of AES | 15 | |
| sandwhales | Quadratic Residues | 25 | |
| K1Z0L | Jeff's LFSR | 150 | |
| jpg2811 | Modular Exponentiation | 10 | |
| jpg2811 | RSA Signatures | 25 | |
| jpg2811 | RSA Decryption | 20 | |
| jpg2811 | Private Keys | 20 |
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