> For the complete documentation index, see [llms.txt](https://docs.sputnik.network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sputnik.network/glossary-of-terms-and-scheme/web2.md).

# Web2

In this documentation, **Web2** is synonymous with the Internet as we know it, where services and applications are located on centralized servers 

To connect to **Web2** services and applications, the [**User**](/glossary-of-terms-and-scheme/user.md) uses an email or phone number 

Telegram, Twitter, Discord and email are **Web2** services and applications