Prerequisites
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: smtp.resend.com
- 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.- Navigate to Control Panel → Server Administration → Mail.

- Copy-and-paste the SMTP credentials from Resend to Liferay.
- Outgoing SMTP Server: smtp.resend.com
- Outgoing Port: 465
- Enable StartTLS: True
- User Name: resend
- Password: YOUR_API_KEY
YOUR_API_KEY with an existing key or create a new API Key.
For the additional JavaMail properties, you can use: