# Mailcheck You can use these credentials to authenticate the following nodes with Mailcheck. * [Mailcheck](https://hackmd.io/@E6zgoFvYTZ-F0NXJpIky1A/BJO5YyDU_) ## Prerequisites Create a [Mailcheck](https://www.mailcheck.co/) account. ## Using API Token * Open your Mailcheck account * From the menu choose 'API' * Name your key and hit create ![](https://i.imgur.com/Sx7ugbY.png) * Enter the key name * Copy your key ![](https://i.imgur.com/dPuvpgZ.png)