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Configuring Your Hardware Firewall
Presented by:Chad Brown
Amber Williams
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Hardware Firewalls
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Potential Intrusions
Can Take Many Forms:Attackers who steal dataAttackers who host pirated software on your hardware
Proper Implementation of Firewalls:Ward off threatsKeep data safe
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Inbound Traffic Control
Only Ports Open = Required for CommunicationExamples:
Port 80 for Internet Access (HTTP)Port 443 for Secure Internet Access (HTTPS)Port 25 for Emails (SMTP)
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Open Ports for Applications
Additional Open Ports for ApplicationsMost enterprise software open ports during installation
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Outbound Traffic Control
Prevent Sending of Certain Files or Data Outside NetworkPrevent Users from Accessing Certain Sites
Examples:Social NetworkseCommerce Sites
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Ensure Internal Transmission
Utilize a Demilitarized Zone (DMZ)Sensitive data can be shared internally
PrivateResource
s
PrivateResource
sInternet
Internal Firewall
Server-side Firewall
Demilitarized Zone (DMZ)
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DMZ Tips
DMZ Setup TipsUse Multiple Appliances & Configurations
Each employee has own rights within DMZName each device with individual IP address
Do not use actual name or URLIntruders not pointed to device with sensitive data
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