HP Enterprise printers and scanners - Imaging and Printing Security Best Practices (white paper)

Figure 48: The Time-outs options.
Select Delay before resetting the default settings.
Choose a reasonable time to allow users to send multiple jobs, but also to ensure that the information will not be left on the
control panel for too long after the user walks away.
Select Immediately reset to default settings to immediately logoff the current session.
Email Address/Message Settings - Default ‘From:’ Address
HP recommends configuring the default from address to ensure that no one can send email using false or misleading identification.
If you are using LDAP Authentication, the MFP will use the email address of the authenticated user to replace the default from
address. To configure the Default 'From: ' Address:
Scroll down and click to select Default 'From:' Address (Figure 49).
Figure 49: The Default ‘From:’ Address options.
Click to select Prevent user from changing the Default 'From:' Address.
Fill in the Email Address field with any address that includes the ampersand (@).
Tip:
You may wish to use the email address of an administrator who can receive responses such as e-mail and send notices and failures.
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