Based on the internet and networking process, the connection method that eliminates the need to provide a bank user name and password after the initial setup process is known as "OAuth."
This is because OAuth is a type of connection that allows users not to provide their bank username and password after initial setup.
OAuth is a common internet protocol known as an open standard for access delegation.
OAuth is utilized on web applications to allow users to log in without passwords.
Hence, in this case, it is concluded that the correct answer is "OAuth."
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