Administrator Guide
11 Encryption and Digital Signature Settings
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Note • You cannot import a certificate that has been already registered in [Local Device] or [Others]. Delete
the registered certificate before importing.
1) Click the [Properties] tab.
2) Confirm that [Machine's E-mail Address] of [Description] is entered.
3) Click
[Security] to display the items in the folder.
4) Click [Machine Digital Certificate Management].
5) Click [Upload Signed Certificate].
6) Enter [Password].
7) Enter [Retype Password].
8) Enter a file name you want to import or select a
file to import from a dialog box
displayed by clicking
the [Browse] button, and then select [Save].
9) Click the [Import] button.
10) Refresh the web browser.
3
Configure the certificate.
1) Click [Security] to display the items in the folder.
2) Click [Certificate Management].
3) Select [Local Device] for [Category] and [S/MIME]
for [Certificate Purpose], and then
click the [Display the list] button.
4) Select the check bo
x next to the certificate to set.
5) Click the [Certificate Details] button.
6) Click the [Use this certificate] button.
7) Click [Reboot Machine]. The machine re
boots and the settings are enabled.
8) Refresh the
web browser.
4
Enable [S/MIME Communication].
1) Click [Security] to display the items in the folder.
2) Click [SSL / TLS Settings].
3) Select the [Enabled] check box for [S/MIME Communication].
4) Click [Apply].
5) When the right frame on the web browser changes to the machine reboot display, click
[Re
boot Machine]. The machine reboots and the
settings are enabled.
5
Configure the settings for S/MIME.
1) Refresh the web browser.
2) Click [Security] to display the items in the folder.
3) Click [S/MIME Settings] and configure the following settings.
• Message Digest Algorithm
Select a message digest algorithm from [SHA-1], [MD5] or [S
HA-256].
• Message Encryption Method
Select an encryption method for the e-mail
message body from [3DES], [RC2-40], [RC2-
64], [RC2-128], [AES-128], [AES-192], or [A
ES-256] when you send an e-mail from the
machine.