In order to retrieve the SMTP password of your Netcore account, please follow below steps,
1. Login to your Netcore account, URL: https://email.netcorecloud.com/
2. Go to settings =>integrations as shown in below image
3. Once you reach here you can see your encrypted SMTP password under section "SMTP Relay"
4. Please click on "Show" button and enter your login password to proceed and then to verify yourself as we will send you an OTP to the registered email address, once you enter the OTP code and click proceed and you can then seeyour SMTP password.
You can copy the password from this section and have it configured within your application.