> For the complete documentation index, see [llms.txt](https://solident.gitbook.io/solident-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://solident.gitbook.io/solident-docs/introduction.md).

# Introduction

- [Problem Statement](https://solident.gitbook.io/solident-docs/introduction/problem-statement.md)
- [Vision](https://solident.gitbook.io/solident-docs/introduction/vision.md)
- [Authentication Model (Face + Pattern)](https://solident.gitbook.io/solident-docs/introduction/authentication-model-face-pattern.md)
- [Storage & Privacy](https://solident.gitbook.io/solident-docs/introduction/storage-privacy.md)
- [How It Works](https://solident.gitbook.io/solident-docs/introduction/how-it-works.md)
- [Security Notes](https://solident.gitbook.io/solident-docs/introduction/security-notes.md)