Magento – How to get the raw customer password when customer is already registered

Email template variable {{var customer.password}} has been removed from Magento 2 for some security reasons. If you want to send the password to a customer on new account creation, then you have to use your custom email template. Follow below steps.

1. Put a custom controller's action in your signup form.
2. Get the email and password in your custom controller using post method.
3. Create a custom email template and store your password in custom variable.
4. Now you can send customer's password using a custom variable.

Yes, it is true that the Welcome mail contains the password in plain text, but there are some who say that it is a bad practice and other not ! I let you read this answer with the advantages and disadvantages and the Magento Security Enhancements

In any case you can change it by making one of these two choices:

In app/locale/YOURLANGUAGE/template/email/account_new.html you find:

<strong>Password</strong>: {{htmlescape var=$customer.password}}

Choice 1: You can change this by changing this email template and either remove this line or replace it with something like:

The password you have chosen when creating this account.

Choice 2: You could also create a new email template in the Admin Panel via System > Email Templates and then set this new template in System > Configuration > Customers > Customer Configuration > Create New Account Options > Welcome Email