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

# Welcome!

## Deployed Contract Addresses

{% tabs %}
{% tab title="Ethereum Mainnet" %}

* Notional Proxy: [0x1344A36A1B56144C3Bc62E7757377D288fDE0369](https://etherscan.io/address/0x1344A36A1B56144C3Bc62E7757377D288fDE0369)
* NOTE: [0xCFEAead4947f0705A14ec42aC3D44129E1Ef3eD5](https://etherscan.io/address/0xcfeaead4947f0705a14ec42ac3d44129e1ef3ed5)
* Wrapped fCash Factory: [0x5D051DeB5db151C2172dCdCCD42e6A2953E27261](https://etherscan.io/address/0x5D051DeB5db151C2172dCdCCD42e6A2953E27261#code)<br>

#### nToken ERC20 Addresses

* nETH: [0xabc07bf91469c5450d6941dd0770e6e6761b90d6](https://etherscan.io/address/0xabc07bf91469c5450d6941dd0770e6e6761b90d6)
* nDAI: [0x6EbcE2453398af200c688C7c4eBD479171231818](https://etherscan.io/address/0x6ebce2453398af200c688c7c4ebd479171231818)
* nUSDC: [0x18b0Fc5A233acF1586Da7C199Ca9E3f486305A29](https://etherscan.io/address/0x18b0fc5a233acf1586da7c199ca9e3f486305a29)
* nWBTC: [0x0Ace2DC3995aCD739aE5e0599E71A5524b93b886](https://etherscan.io/address/0x0ace2dc3995acd739ae5e0599e71a5524b93b886)
  {% endtab %}

{% tab title="Goerli Testnet" %}

* Notional: 0xD8229B55bD73c61D840d339491219ec6Fa667B0a
* NOTE: 0xC5e91B01F9B23952821410Be7Aa3c45B6429C670
  {% endtab %}
  {% endtabs %}

## Architecture

Main Notional V2 interactions will be called on the Notional Proxy which are routed to various implementation contracts. Wrapped fCash and nToken ERC20 transfers are exceptions, those methods are called via their own external proxies.

![Notional V2 Architecture](/files/lcCxnDhB9aYDsXPbSrZd)

Technical Walkthrough Videos: <https://www.youtube.com/playlist?list=PLnKdM8f8QEJ2lJ59ZjhVCcJvrT056X0Ga>

## Security

TODO


---

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