Firewalls

As Presented by Brian Dunn

Definition

GeneralProtects computer(s) from unauthorized

access

TypesHardware devicesSoftware programs

Protection

From malicious access

Limit outside access

Broadband Routers

Built-in

Configuration options

Can be disabled

Filter traffic

Proxy Server

Intermediary

Hides LAN addresses

Top Firewall Products

Check Point NG Enterprise

SonicWall Pro 2040

StoneSoft StoneGate SG-500

Check Point NG Enterprise

$21,000 with unlimited nodes

Hardware

Security

Supports VPN and VoIP

SonicWall Pro 2040

$995/yr for IDS service; $387+ for anti-virus

Hardware

Packet-filtering

Perimeter-network security

Virus protection

StoneSoft StoneGate SG-500

$8,950

Hardware

Supports VPN

Load balancing

User authentication

Top Rated Personal Firewalls

BlackICE PC Protection

Spygate Personal Firewall PRO

ZoneAlarm Pro

Symantec Norton Personal Firewall 2004

Tiny Personal Firewall

BlackICE PC Protection

Protects against theft of identity and passwords

Hackers and worms

Reports any attempted attack

Secures any Internet connection

$39.95

ZoneAlarm Pro

Protects privacy and identity

Advanced: multi-layered

Prevents / removes spyware

$39.95

Windows Firewall

Built into Windows

Helps block viruses and worms

Asks permission

Creates security logs

No e-mail protection

Windows

Windows

Windows

Windows

Windows

Windows

Windows

Windows

Conclusion

Protects networksMalicious attacksTheft of personal information

Network management

Forms / prices

Sources

Microsoft.com

InfoWorld.com

About.com

Questions?