Dell C5765DN, Руководство пользователя

Страница: 313 / 673

Common Service Settings
313
• Our service representative cannot restore the encryption key.
• When our service representative replaces the electrical circuit board, the encryption key is initialized.
Do not lose the encrypted information.
Encryption Key for Confidential Data
Allows you to set an encryption key to encrypt confidential information such as the passcode
of the system administrator and a folder. Encrypting confidential information prevents a
network hacking and an unauthorized access to the information.
Enter an encryption key of 4 to 12 single-byte characters using alphanumeric characters.
Note • If you change the existing encryption key, you may not restore confidential information from a backup.
• The factory default encryption key is "1111".
1
Select [Encryption Key for Confidential Data], and then [Change Settings].
2
Select [New Encryption Key], and enter an encryption key of 4 to 12 digits, and then select
[Save].
3
Select [Re-enter Encryption Key].
4
Enter the same encryption key, and then select [Save].
5
Select [Save] to display a confirmation screen. Select [Yes] on the screen to save the
setting.
Service Rep. Restricted Operation
Allows you to select whether or not to restrict the operation by our service representative to
protect the security settings from being altered by someone impersonating our service
representative.
Off
The operation by our service representative is not restricted.
On
Our service representative cannot change the following settings:
• "Delete All Data" (P.307)
• "Data Encryption" (P.311)
• "Encryption Key for Confidential Data" (P.313)
• "Service Rep. Restricted Operation" (P.313)
• "SSL/TLS Settings" (P.340)
• "S/MIME Settings" (P.341)
• "IPSec Settings" (P.342)
• "System Administrator Settings" (P.407)
• "Maximum Login Attempts by System Administrator" (P.412)
• "Overwrite Hard Disk" (P.415)
• Creating/Changing Users with System Administrator Rights
• Changing SNMP v3 Setting
When [On] is set, you can set a maintenance passcode of 4 to 12 digits in the [Maintenance
Passcode] screen.
Entering the passcode is required when our service representative performs maintenance.
Note • When [On] is set, note the followings: