| RSA | Everything is Big | 70 | |
| RSA | Public Keys | 15 | |
| RSA | RSA Signatures | 25 | |
| RSA | Euler's Totient | 20 | |
| Symmetric Ciphers | Confusion through Substitution | 25 | |
| General | SSH Keys | 35 | |
| General | CERTainly not | 30 | |
| General | Privacy-Enhanced Mail? | 25 | |
| General | Base64 | 10 | |
| General | Hex | 5 | |
| General | ASCII | 5 |
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