Security Considerations for Residential Broadband Access Services

What is “Residential Broadband”?

What is DSL?

DSL Service Characteristics

What is Cable Modem?

Cable Modem Service Characteristics

Broadband Speed Enables New Set of Applications from Home

Internet Access Perspective

Teleworker Perspective

Teleworker IT Manager Perspective

Unsecured Premises

Unsecured Transmission Links

Dealing with Unsecured Transmission Links

“Always On” Connectivity

High-speed Connectivity

Multiple Connections at the Residence

Multiple Connectivity Nightmare for the IT Manager

More Nightmares with Multiple Connections at the Residence

Still More Nightmares with Multiple Connections at the Residence

IT Manager May Not Control User Equipment

Uncontrolled Equipment Nightmares

Layer 2 versus Layer 3 Networks

IT Managers Need a Security Policy for Teleworkers

PC Security: Authentication

PC File Security

PC file security: access controls

Unauthorized Services

Transport Security

xDSL Security Characteristics

Cable Modem Security Characteristics

Applying Encryption

Securing Data Transport

Securing Data Transport

Multiple Connections

Multiple connections on single PC

Teleworker LANs

Filtering & Teleworker LANs

Beyond Filtering: Access Controls

Motivating Teleworkers to Support the Policy

Universal Precautions

Proactive Monitoring: Virus control

Monitoring for Intruders

Advanced Proactive practices