How to Fix javax.mail.authenticationfailedexception: Failed to Connect, No Password Specified Error

If you have encountered the error message javax.mail.authenticationfailedexception: failed to connect, no password specified while trying to send an email using JavaMail API, you are not alone. This error usually occurs when the application is unable to authenticate with the mail server due to incorrect settings or missing credentials.

To fix this error, make sure to double-check the following:

1. Ensure that you are using the correct hostname and port for the mail server.
2. Verify that your username and password for the email account are correct.
3. Check if the email account requires you to enable access for less secure apps or generate an app password.
4. Make sure there are no firewall restrictions blocking the connection to the mail server.

By following these steps and reviewing your email configuration, you should be able to resolve the javax.mail.authenticationfailedexception: failed to connect, no password specified error and successfully send emails using JavaMail.