Brother International HL 4040CN Network Users Manual - English - Page 141

Creating and installing self-signed certificate

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Security features Creating and installing self-signed certificate 12 How to create and install a self-signed certificate 12 a Click Create Self-Signed Certificate on the Configure Certificate page. b Enter a Common Name and a Valid Date, then click Submit. Note • The length of the Common Name is less than 64 bytes. Enter an identifier such as an IP address, host name or domain name to use when accessing this printer through SSL/TLS communication. The host name is displayed by default. • A warning will pop-up if you enter a different name in the URL than the Common Name that was used for the self-signed certificate. c Now the self-signed certificate is created successfully. Check the box on the left of each function you want to disable, and then click OK. Note 12 • We recommend disabling the Telnet, FTP,TFTP protocols and the network management with older versions of BRAdmin 1 for secure communication. If you enable them, the user authentication is not secure. 1 BRAdmin Professional older than Ver. 2.80, Web BRAdmin older than Ver. 1.40, BRAdmin Light for Macintosh® older than Ver. 1.10 • A check box only appears for an individual protocol or the older BRAdmin utility if they are already enabled. d Restart the printer to activate the configuration. e Now the self-signed certificate is saved in your printer memory. To use SSL/TLS communication, the self-signed certificate also needs to be installed on your computer. Proceed to the next section. 134

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Security features
134
12
Creating and installing self-signed certificate
12
How to create and install a self-signed certificate
12
a
Click
Create Self-Signed Certificate
on the
Configure Certificate
page.
b
Enter a
Common Name
and a
Valid Date
, then click
Submit
.
Note
•
The length of the
Common Name
is less than 64 bytes. Enter an identifier such as an IP address, host
name or domain name to use when accessing this printer through SSL/TLS communication. The host
name is displayed by default.
•
A warning will pop-up if you enter a different name in the URL than the
Common Name
that was used for
the self-signed certificate.
c
Now the self-signed certificate is created successfully. Check the box on the left of each function you
want to disable, and then click
OK
.
Note
•
We recommend disabling the Telnet, FTP,TFTP protocols and the network management with older
versions of BRAdmin
1
for secure communication. If you enable them, the user authentication is not
secure.
1
BRAdmin Professional older than Ver. 2.80, Web BRAdmin older than Ver. 1.40, BRAdmin Light for Macintosh
®
older than Ver. 1.10
•
A check box only appears for an individual protocol or the older BRAdmin utility if they are already enabled.
d
Restart the printer to activate the configuration.
e
Now the self-signed certificate is saved in your printer memory. To use SSL/TLS communication, the
self-signed certificate also needs to be installed on your computer. Proceed to the next section.