Security Best Practices For Tz 180 Running Sonicos Standard - SonicWALL TZ 180 Recommends Manual

Security Best Practices for TZ 180 Running SonicOS
Standard
By default the TZ 180s security appliance is available with a number of security settings enabled and disabled
to provide a moderate level of initial security to protect your network environment and the appliance, while
simultaneously allowing basic and commonly used outbound network communications. Some of the security
settings can have a potentially disruptive effect if configured incorrectly. Always activate, deactivate, and
change settings with consideration and care.
TZ 180 security appliance.
Solution
Secure management
access to the appliance
from any interface,
including across the
public Internet
Create a secure default
administrator name
Verify time settings
Configure DNS settings Navigate to the Network > Settings page

Security Best Practices for TZ 180 Running SonicOS Standard

Table 1
Table 1 Security Settings Best Practices
Description
Navigate to the Firewall > Access Rules
page and modify the default rule for
HTTPS management. Click the Configure
icon, change the Source drop-down from
LAN to *, and click OK to save and
activate the change.
Navigate to the System > Administration
page and change the Administrator
Name. Make a note of your new
administrator name. Change the password
to something complex (for example, a
combination of letters, numbers and/or
symbols at least six characters in length).
Navigate to the System > Time page and
verify that the time zone settings are correct
based on the location of the appliance. The
use of NTP for accuracy is recommended.
Accurate time settings are crucial for the
logging and reporting functions of the
appliance.
and verify that the appliance has valid DNS
server(s) configured (if running Enhanced,
the DNS server(s) can be found on the
configuration page of the WAN interface).
This is crucial for the logging, lookup,
DHCP, and reporting functions of the
appliance. If you do not know your ISP
DNS servers, you can temporarily use
4.2.2.1 and 4.2.2.2, but discontinue use
once your ISP has provided you with the
correct DNS server address.
provides an overview of the settings available on the
Related Information
For more information on secure
management access, refer to the
"Configuring Network Access
Rules" chapter in the SonicOS
Standard 3.8 Administrator's
Guide.
For more information on
changing default Administrator
names, refer to the "Using
System Administrator" chapter
in the SonicOS Standard 3.8
Administrator's Guide.
For more information on
verifying time settings, refer to
the "Setting System Time"
chapter in the SonicOS Standard
3.8 Administrator's Guide.
For more information on
configuring DNS settings, refer
to the "Configuring Network
Settings" chapter in the SonicOS
Standard 3.8 Administrator's
Guide.
SonicWALL TZ 180 Recommends Guide 9