2Setup items by operation
2-42 bizhub C203/C253/C353
2.11 Sending scan data by E-mail (Public key-based encryption)
%Specify settings for sending scan data as a message encrypted by public keys.
When scan data is sent by E-mail, the scan data can be sent by encrypting it using the user certificate
registered in this machine in advance.
Sending encrypted messages prevents disclosure of information to third partie s on the transmission path. In
addition, if the message is encrypted by attaching the digital signature, authenticati on of this machine and
message is possible.
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Detail

For details on attaching the digital signature to messages, refer to "Sending scan data by E-mail (With

the digital signature attached)" on page 2-39.

Communication by combining POP before SMTP, APOP, SMTP authentication or encryption using

SSL/TLS is available. For details, refer to "Sending scan data by E-mail" on page 2-29.

Specify the settings according to the following flowchart.
TCP/IP Settings
E-mail TX (SMTP)
S/MIME
Communicate with the
SMTP server using
SSL/TLS?
SMTP Authentication? POP before SMTP?
SMTP over SSL/Start TLS SMTP Authentication POP before SMTP
NoYes
(1) POP over SSL?
(2) APOP?
(1) POP over SSL
(2) APOP Authentication
Finish
NoYes NoYes NoYes