# Protocol Concepts

- [Keys and Stealth Addresses](https://nocturne-xyz.gitbook.io/nocturne/protocol-concepts/keys-and-stealth-addresses.md): An introduction to Nocturne's anonymous addressing scheme
- [Notes, Commitment Tree, Nullifiers, and JoinSplits](https://nocturne-xyz.gitbook.io/nocturne/protocol-concepts/notes-commitment-tree-nullifiers-and-joinsplits.md): An introduction to Nocturne's anonymous bookkeeping primitives
- [Deposits](https://nocturne-xyz.gitbook.io/nocturne/protocol-concepts/deposits.md): High-level overview of the deposit flow
- [Operations](https://nocturne-xyz.gitbook.io/nocturne/protocol-concepts/operations.md): High-level overview of the operation flow


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