Sending Email with Attachment in Java Using Gmail App Password - 2025

This tutorial demonstrates how to send emails with attachments in Java using Gmail's SMTP server and app passwords. Learn the complete process in four steps: adding Java Mail API dependencies to your Maven project, creating a Gmail app password for secure authentication, writing Java code to establish SMTP connections and send basic emails, and enhancing your implementation to include file attachments. The 36-minute guide provides practical code examples with detailed explanations, helping you understand how to configure Gmail's SMTP settings properly and implement email functionality in your Java applications. Access the complete source code on GitHub to follow along with the step-by-step instructions for implementing email functionality in your automation projects.

Syllabus

00:00 **Topics covered:**
01:04 Step 1 - Add java mail Dependency to pom.xml Update maven project mvn clean install
03:20 Step 2 - Use a test email account and create App Password
06:45 Step 3 - Create a new class EmailSender.java with main method to try the email sending code
25:55 Step 4 - Update the code to add attachment to the email and try it