Encryption And Digital Signature Settings; Encryption And Digital Signature Overview - Dell S3840cdn User Manual

Encryption and Digital Signature Settings

Encryption and Digital Signature Overview

Types of Certificates
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:
• A self-signed certificate created by Dell Printer Configuration Web Tool (The valid
period can be specified from1 to 9,999 days.)
• A certificate issued by another CA
When you use a certificate issued by another CA, import the certificate using Dell Printer
Configuration Web Tool.
Types of Encryption
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
O : Available
: Set as necessary
X : Not available
*1 : Available when IKE Authentication Method is set to Digital Signature.
*2 : Personal certificates in smart cards can only be used for the e-mail digital signature.
Requesting another CA to issue a certificate
If Create is selectable in the Security Certificates screen on Dell Printer Configuration
Web Tool, you can create a CSR required to get a certificate issued by another CA in the
following procedure.
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
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| Encryption and Digital Signature Settings
Types of Certificates
Self-Signed Certificate Issued
Certificate by Another CA
O
X
X
O
O
*1