To get the most out of this guide, you’ll need to:

1. Get the Resend SMTP credentials

When configuring your SMTP integration, you’ll need to use the following credentials:

  • Host:
  • Port: 465
  • Username: resend
  • Password: YOUR_API_KEY

2. Integrate with Liferay

After logging into your Liferay instance as the admin user, you’ll need to enable the SMTP integration.

  1. Navigate to Control PanelServer AdministrationMail.
Liferay - SMTP
  1. Copy-and-paste the SMTP credentials from Resend to Liferay.
  • Outgoing SMTP Server:
  • Outgoing Port: 465
  • Enable StartTLS: True
  • User Name: resend
  • Password: YOUR_API_KEY

Make sure to replace YOUR_API_KEY with an existing key or create a new API Key.

For the additional JavaMail properties, you can use: