# Cryptography

- [Random Oracles](https://shai-deshe.gitbook.io/understanding-blockdags-and-ghostdag/supplementary-material/computer-science/page-3/random-oracles.md)
- [Merkle Trees](https://shai-deshe.gitbook.io/understanding-blockdags-and-ghostdag/supplementary-material/computer-science/page-3/merkle-trees.md)
- [One Time Pads](https://shai-deshe.gitbook.io/understanding-blockdags-and-ghostdag/supplementary-material/computer-science/page-3/one-time-pads.md)
