The Infura API Key is used to communicate with the Ethereum blockchain. It is used in the Ethereum ICO WordPress Plugin, the Cryptocurrency WordPress Plugin for WooCommerce, the WordPress Ethereum Wallet plugin and in the Ether and ERC20 tokens WooCommerce Payment Gateway.
Step 1. Register
In order to get the infura API Key you need to register at infura.io Input your Name, email and a password, then click the SIGN UP button:
Then it will ask you to confirm your email
Go to your email box and check for a mail from Infura with a Verify your email title:
Open this email and press the CONFIRM EMAIL ADDRESS button.
Step 2. Create the infura API Key
Next will be the “Let’s Get Started” page, click the first list item entitled Get started and create your first project to access the Ethereum network!
If you have lost here, try to go to the direct link to the dashboard: https://infura.io/dashboard/ethereum
Input your project name. The domain name of your site is a good choice here. Then press the CREATE button:
The infura API Key is created now. It is called PROJECT ID in infura terms. Copy the PROJECT ID value by pressing the small copy button at the right of it.
Important! Never disclose the PROJECT SECRET value. This value is not needed for ethereumico.io plugins configuration.
Do not modify security settings if not sure that you really need it. It often leads to an API access problems. Just leave them untouched. You always can adjust them later after check that API works with default settings.
Step 3. Use the infura API Key
Paste the copied PROJECT ID value in the Infura.io Api Key setting in the Ethereum ICO WordPress Plugin, the WordPress Ethereum Wallet Plugin, the Cryptocurrency WordPress Plugin for WooCommerce and the Ether and ERC20 tokens WooCommerce Payment Gateway.
See also: Ethereum ICO WordPress Plugin Install and Configure, WordPress Ethereum Wallet Plugin Install and Configure, Cryptocurrency WordPress Plugin for WooCommerce Install and Configure.