| Date | User | Challenge | Score |
| Guadalupe | Bringing It All Together | 50 | |
| BeeHolder | XOR Properties | 15 | |
| Stub | Bean Counter | 60 | |
| kel_therubious | Bytes and Big Integers | 10 | |
| mani_vvs | Legendre Symbol | 35 | |
| yoavb | Token Appreciation | 5 | |
| Guadalupe | Diffusion through Permutation | 30 | |
| chinmoy_paul | Blinding Light | 120 | |
| chinmoy_paul | Vote for Pedro | 150 | |
| chinmoy_paul | Let's Decrypt | 80 | |
| chinmoy_paul | Null or Never | 100 | |
| chinmoy_paul | Bespoke Padding | 100 | |
| estasytis | ASCII | 5 | |
| estasytis | Great Snakes | 3 | |
| Naya_Amelia | RSA Decryption | 20 | |
| lzjxn | ASCII | 5 | |
| ApexRatio | Lemur XOR | 40 | |
| chinmoy_paul | Real Eisenstein | 150 | |
| elcaia | You either know, XOR you don't | 30 | |
| ProxyPanda | ECB CBC WTF | 55 | |
| Naya_Amelia | Private Keys | 20 | |
| Naya_Amelia | Euler's Totient | 20 | |
| Tiger06 | Hex | 5 | |
| Naya_Amelia | Public Keys | 15 | |
| Too | ASCII | 5 | |
| Naya_Amelia | Modular Exponentiation | 10 | |
| avisillumoria | Great Snakes | 3 | |
| ApexRatio | Network Attacks | 5 | |
| asimsafar | Monoprime | 30 | |
| lzjxn | Great Snakes | 3 | |
| salut | ECB Oracle | 60 | |
| kel_therubious | Base64 | 10 | |
| BeaBeaBear | Finding Flags | 2 | |
| avisillumoria | Finding Flags | 2 | |
| lzjxn | Finding Flags | 2 | |
| Dizere | Greatest Common Divisor | 15 | |
| AinurRahma | RSA Decryption | 20 | |
| AinurRahma | Private Keys | 20 | |
| chinmoy_paul | Cofactor Cofantasy | 150 | |
| AinurRahma | Euler's Totient | 20 | |
| AinurRahma | Public Keys | 15 | |
| wannaBProud | What's My Kernel | 70 | |
| AinurRahma | Modular Exponentiation | 10 | |
| w1ldc4rd | XOR Starter | 10 | |
| Ziyadkhan06 | Network Attacks | 5 | |
| w1ldc4rd | Bytes and Big Integers | 10 | |
| birdinator | Network Attacks | 5 | |
| Triarya111 | RSA Decryption | 20 | |
| Triarya111 | Euler's Totient | 20 | |
| turska | Exceptional Curves | 100 |
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