How to place ERC-1271 (Smart Contract) Orders

The following section is intended as a guide on how to place Smart Contract orders with ERC-1271.

All the code needed to implement such feature can be found in the following Github: https://github.com/nlordell/dappcon-2022-smart-orders

Intro

A sample CoW protocol smart order contract.

CoW protocol supports ERC-1271 signatures. While this is typically thought of as a way for Smart Contract wallets to sign things, we can leverage this standard for creating special order types on CoW with custom validation logic.

Overview

• The Basics

  • CoW Protocol orders: signing of typed data

  • ERC-1271: signature validation standard

• Smart Contract Wallet Orders

  • Safe: How to trade without gas fees

• Security

• Smart Orders

  • Good After Time Orders

  • Additional Use Cases