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Preventing Unauthorized Access

Increasing Security

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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

Editing Key Pairs and Server Certificates

Registering/Editing a CA Certificate File

Verifying Certificate Validity Using Certificate Revocation List

Network Settings/Management when Using an Advanced Box

MEAP Settings

Using the SSL

Printing Installed Application Information

Preventing Information Leakage

Digital Signatures

Setting/Confirming a Key Pair and Device Certificate

Confirming a Key Pair and User Certificate

Checking a Device Signature/User Signature Certificate

Setting a Rights Management Server

Forced Secure Watermark/Document Scan Lock

Secure Watermark (Forced Secure Watermark/Printer Driver Secure Watermark)

Adjusting the Secure Watermark Contrast

Document Scan Lock Settings

Specifying the Document Scan Lock Operational Settings
Setting the Document Scan Lock Mode
Adjusting the TL Code

Copy Set Numbering Options

Accepting Only Encrypted Secure Printing

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

Managing the Setting Information Registered in the Machine

Specifying Management Settings for the Memory

Completely Erasing Unnecessary Data from the Memory

Initializing All Data/Settings

TPM Settings

Device Management

Using the USB Port

Device Information Settings

Specifying Device Information Distribution Settings

Registering/Deleting/Printing Distribution Destinations

Setting the Receiving Machine

Setting Automatic Distribution

Setting Manual Distribution

Checking/Printing the Communication Log

Limiting Functions

Remote UI

Clearing the Message Board

Saving a Log of Key Operations

Starting the Setup Guide

Retrieving Audit Logs

IEEE 2600 Security Standard

Top » Security » Preventing Information Leakage » Digital Signatures » Setting/Confirming a Key Pair and Device Certificate
Setting/Confirming a Key Pair and Device Certificate
0R9W-1YX
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 user signature is disabled, it is not necessary to press [Key and Certificate List for This Device]. If you press [Key and Certificate List], the screen changes to the Key and Certificate List screen.
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].
6.
Press [OK].
IMPORTANT
For information on how a general user can check the device certificate, see "Checking a Device Signature/User Signature Certificate."
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