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Preventing Unauthorized Access

Increasing Security

Restricting Access by Authentication

Administrator Settings

Specifying the System Manager Settings

Department ID Management

Specifying Department ID Management

Checking/Printing/Clearing Page Totals

Accepting Jobs with Unknown Department IDs

Accepting B&W Copy and Print Jobs without Entering a Department ID

Specifying Authentication Method for Rights Management Server

Network Security

IEEE 802.1X Authentication Settings

Key Pair and Server Certificate Settings for Encrypted SSL Communication

Generating a Key Pair and Server Certificate

Registering a Key Pair File and Server Certificate File Installed from a Computer

Setting the Key Pair Used With SSL Encrypted Communications

Editing Key Pairs and Server Certificates

Registering/Editing a CA Certificate File

Verifying Certificate Validity Using Certificate Revocation List

IPSec Settings

Preventing Information Leakage

Digital Signatures

Setting/Confirming a Key Pair and Device Certificate

Checking a Device Signature Certificate

Setting a Rights Management Server

Copy Set Numbering Options

Restricting the Send Function

Setting the Address Book

Mail Box Settings

Specifying Settings for All Mail Boxes

Specifying the Mail Box Security Settings

Setting the Control Panel Display

Specifying Management Settings for the Hard Disk

Completely Erasing Unnecessary Data from the Hard Disk

Initializing All Data/Settings

TPM Settings

Device Management

Device Information Settings

Specifying Device Information Delivery Settings

Registering/Deleting/Printing Delivery Destinations

Setting Automatic Delivery

Setting Manual Delivery

Setting the Receiving Machine

Checking/Printing the Communication Log

Limiting Functions

Remote UI

Clearing the Message Board

Retrieving Audit Logs

Saving a Log of Key Operations

Available Administrator Settings Table (Touch Panel Display)

Top » Security » Preventing Information Leakage » Digital Signatures » Setting/Confirming a Key Pair and Device Certificate
Setting/Confirming a Key Pair and Device Certificate
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These settings can be specified when the Device Signature PDF/XPS function is available for use. For information on the optional products required to use the Device Signature PDF/XPS function, see "Optional Products Required for Each Function."
Setting a Key Pair and Device Certificate
Confirming a Key Pair and Device Certificate
Setting a Key Pair and Device Certificate
The following procedures describe how to generate and update the key pair and device certificate necessary for adding a device signature to a PDF or XPS file.
1.
Press (Settings/Registration).
2.
Press [Management Settings] → [Device Management] → [Certificate Settings].
3.
Press [Generate Key].
4.
Press [Generate/Update Device Signature Key ].
5.
Press [Yes].
IMPORTANT
You can register only one key pair.
NOTE
The name of the generated/updated key pair is set to 'Device Signature Key'.
6.
Press [OK].
Confirming a Key Pair and Device Certificate
The following procedure describes how to confirm a key pair and device certificate generated/updated by the administrator in "Setting a Key Pair and Device Certificate."
1.
Press (Settings/Registration).
2.
Press [Management Settings] → [Device Management] → [Certificate Settings].
3.
Press [Key and Certificate List] → [Key and Certificate List for This Device].
If  is displayed to the left of a key pair, it is corrupted or invalid. Follow the procedure in "Setting a Key Pair and Device Certificate" to generate/update a key pair.
NOTE
You cannot delete or edit a key pair necessary for a device signature on the Key and Certificate List for this Machine screen.
4.
Select "Device Signature Key" → press [Certificate Details] → [Verify Cert.].
If [Verify Cert.] is grayed out or <The key is corrupted or invalid.> is displayed, you cannot use the key pair. Follow the procedure in "Setting a Key Pair and Device Certificate" to generate/update a key pair.
NOTE
<Certificate Thumbprint> contains sender information used to validate the reliability of a PDF or XPS file with a device signature, by matching it with the SHA1 message digest number.
The expiration date for the device signature is set to 5 years after its key pair was generated/updated.
5.
Press [OK] → [OK] → [OK].
IMPORTANT
For information on how a general user can check the device certificate, see "Checking a Device Signature Certificate."
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