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13 Encryption and Digital Signature Settings
Encryption and Digital Signature Overview
Types of Certificate
To use the Encryption feature and the Signature feature on the machine, a certificate is
required.
The following two types of device certificate can be used on the machine:
When you use a certificate issued by another CA, import the certificate using CentreWare
Internet Services.
For more information on how to import a certificate, refer to the help of CentreWare Internet Services.
Important • To display the online help for CentreWare Internet Services, users need to have the environment to
Encrypting HTTP communications
from a client to the machine
(SSL/TLS server)
Encrypting HTTP communications
from the machine to a remote server
(SSL/TLS client)
Encryption using IPsec
E-mail encryption/digital signature
PDF signature/DocuWorks signature/
XPS
O
Δ
X
*1 : Available when [IKE Authentication Method] is set to [Authenticate by Digital Signature].
*2 : XPS stands for XML Paper Specification.
13
Encryption Features for Communication
The data sent between the machine and computers on a network can be encrypted.
Encrypting HTTP Communications from a Client to the Machine
(SSL/TLS Server)
The SOAP, Internet Services (HTTP), IPP, and WebDAV ports use the HTTP server of the
machine.
The SSL/TLS protocol is used to encrypt the HTTP communications between a client and the
machine.
To encrypt communications, either one of the device certificate is required: a self-signed
certificate or a certificate issued by another CA.
368
A self-signed certificate created by CentreWare Internet Services (The valid period can be
specified from1 to 9,999 days.)
A certificate issued by another CA
connect to the Internet. The communication fee shall be borne by you.
Types of Certificate
/
Types of Encryption
*2
signature
:
Available
:
Set as necessary
:
Not available
Certificate
Self-Signed
Issued by
Certificate
Another CA
O
O
X
O
X
Δ
X
O
O
O
*1
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