| Date | User | Challenge | Score |
| DarkinCypher | Bean Counter | 60 | |
| DarkinCypher | Symmetry | 50 | |
| DarkinCypher | Flipping Cookie | 60 | |
| DarkinCypher | ECB CBC WTF | 55 | |
| DarkinCypher | ECB Oracle | 60 | |
| DarkinCypher | Passwords as Keys | 50 | |
| 756TrollerLujanC | RSA Decryption | 20 | |
| davie1008 | Finding Flags | 2 | |
| 756TrollerLujanC | Private Keys | 20 | |
| rev4ever | Finding Flags | 2 | |
| quangntenemy | Bruce Schneier's Password: Part 2 | 250 | |
| CWTerry | Quadratic Residues | 25 | |
| DarkinCypher | Modes of Operation Starter | 15 | |
| sdigs | Successive Powers | 60 | |
| Uyanclo | Adrien's Signs | 80 | |
| yr81 | Blinding Light | 120 | |
| wangfu | Transparency | 50 | |
| CTW1974 | Finding Flags | 2 | |
| personjs | LWE High Bits Message | 15 | |
| mochaowo | Everything is Still Big | 100 | |
| lauragarcia66 | Montgomery's Ladder | 40 | |
| lauragarcia66 | Efficient Exchange | 50 | |
| CWTerry | Modular Inverting | 25 | |
| lauragarcia66 | Curves and Logs | 40 | |
| sdigs | Modular Binomials | 80 | |
| lauragarcia66 | Scalar Multiplication | 35 | |
| lauragarcia66 | Point Addition | 30 | |
| Uyanclo | Chinese Remainder Theorem | 40 | |
| UMAyuma | Modes of Operation Starter | 15 | |
| assem | Keyed Permutations | 5 | |
| sdigs | Adrien's Signs | 80 | |
| Uyanclo | Modular Square Root | 35 | |
| MrFrost | Passwords as Keys | 50 | |
| LemonHeart | Decrypting TLS 1.3 | 35 | |
| LemonHeart | Decrypting TLS 1.2 | 30 | |
| LemonHeart | Saying Hello | 20 | |
| connorg9 | Base64 | 10 | |
| LemonHeart | TLS Handshake | 15 | |
| mochaowo | Everything is Big | 70 | |
| LemonHeart | Sharks on the Wire | 10 | |
| connorg9 | Hex | 5 | |
| LemonHeart | WOTS Up | 75 | |
| bananamuffin | ASCII | 5 | |
| LemonHeart | Merkle Trees | 25 | |
| LemonHeart | Invariant | 250 | |
| connorg9 | ASCII | 5 | |
| LemonHeart | Mixed Up | 120 | |
| LemonHeart | MD0 | 80 | |
| LemonHeart | No Difference | 175 | |
| LemonHeart | PriMeD5 | 100 |
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