Resend Email Configuration

TrustCyber uses Resend as its transactional email provider. Follow the steps below to configure or update the integration.

Resend is active

Sending from [email protected] via smtp.resend.com:465. Domain verified Mar 16, 2026.

Step 1
Create a Resend account

Sign up at resend.com — free tier includes 3,000 emails/month.

Go to resend.com and sign up. You can use Google, GitHub, or email/password.

Step 2
Verify your sending domain

Add trustcyber.com as a verified sending domain in Resend.

Step 3
Create an API key

Generate a Resend API key with full sending access.

Step 4
Configure environment secrets

Add the Resend SMTP credentials to TrustCyber via the Secrets panel.

Step 5
Test email delivery

Send a test magic-link email to confirm end-to-end delivery.

Step 6
Set up delivery webhooks (optional)

Receive bounce and complaint events to protect sender reputation.

Step 7
Monitor sending activity

Use the Resend dashboard to track opens, bounces, and delivery rates.

Resend SMTP Quick Reference
VariableValue
SMTP_HOSTsmtp.resend.com
SMTP_PORT465 (SSL)
SMTP_USERresend
SMTP_PASSre_xxxx… (your API key)
SMTP_FROM[email protected]

For help, see the Resend SMTP documentation or contact Resend support at [email protected].