| Date | User | Challenge | Score |
| mypalpal | LWE Intro | 10 | |
| jordanlanham52 | MD0 | 80 | |
| jordanlanham52 | Export-grade | 100 | |
| jordanlanham52 | From Private to Public Key LWE | 25 | |
| jordanlanham52 | LWE Low Bits Message | 20 | |
| R3GI2 | XOR Starter | 10 | |
| jordanlanham52 | Smooth Criminal | 60 | |
| jordanlanham52 | Hash Stuffing | 50 | |
| jordanlanham52 | Parameter Injection | 60 | |
| squ4r00t | Computing Public Values | 25 | |
| jordanlanham52 | LWE High Bits Message | 15 | |
| jordanlanham52 | Collider | 50 | |
| jordanlanham52 | Deriving Symmetric Keys | 40 | |
| jordanlanham52 | Computing Shared Secrets | 30 | |
| jordanlanham52 | Computing Public Values | 25 | |
| jordanlanham52 | Generators of Groups | 20 | |
| jordanlanham52 | Working with Fields | 10 | |
| victor_mks | RSA Decryption | 20 | |
| jordanlanham52 | LWE Intro | 10 | |
| jordanlanham52 | LWE Background | 5 | |
| jordanlanham52 | WOTS Up | 75 | |
| jordanlanham52 | Backpack Cryptography | 120 | |
| jordanlanham52 | SSH Keys | 35 | |
| jordanlanham52 | CERTainly not | 30 | |
| x092646 | ECB Oracle | 60 | |
| jordanlanham52 | Privacy-Enhanced Mail? | 25 | |
| moner | XOR Starter | 10 | |
| jordanlanham52 | Find the Lattice | 100 | |
| PSYPrime | Network Attacks | 5 | |
| jordanlanham52 | Merkle Trees | 25 | |
| jordanlanham52 | Transparency | 50 | |
| jordanlanham52 | Gaussian Reduction | 50 | |
| PSYPrime | Great Snakes | 3 | |
| jordanlanham52 | Jack's Birthday Confusion | 30 | |
| jordanlanham52 | What's a Lattice? | 40 | |
| jordanlanham52 | Jack's Birthday Hash | 20 | |
| jordanlanham52 | Efficient Exchange | 50 | |
| jordanlanham52 | Curves and Logs | 40 | |
| jordanlanham52 | Scalar Multiplication | 35 | |
| jordanlanham52 | Point Addition | 30 | |
| jordanlanham52 | Point Negation | 10 | |
| jordanlanham52 | Background Reading | 5 | |
| jordanlanham52 | Gram Schmidt | 30 | |
| victor_mks | Private Keys | 20 | |
| jordanlanham52 | ECB CBC WTF | 55 | |
| jordanlanham52 | Passwords as Keys | 50 | |
| jordanlanham52 | Size and Basis | 15 | |
| jordanlanham52 | RSA Signatures | 25 | |
| jordanlanham52 | Vectors | 10 | |
| jordanlanham52 | Modes of Operation Starter | 15 |
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