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# Registering a Protection Code

This section describes how to register a Protection Code.

You can stop sender's names or folders being accessed by setting a protection code.

You can use this function to protect the following:

- Folders

  You can prevent unauthorized access to folders.

- Sender's names

  You can prevent misuse of sender's names.

Related topics

Registering a Protection Code to a Single User
Registering a Protection Code to a Group User