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Solved Challenges
| Crypto on the Web | JWT Secrets | 25 | |
| Crypto on the Web | JWT Sessions | 10 | |
| Diffie-Hellman | Working with Fields | 10 | |
| RSA | Public Keys | 15 | |
| RSA | Modular Exponentiation | 10 | |
| General | Modular Inverting | 25 | |
| General | Modular Arithmetic 2 | 20 | |
| General | Modular Arithmetic 1 | 20 | |
| General | Greatest Common Divisor | 15 | |
| General | Bytes and Big Integers | 10 | |
| General | Base64 | 10 | |
| General | Hex | 5 | |
| General | ASCII | 5 | |
| Introduction | Finding Flags | 2 |
