SIP’s place in today’s business and telecommunications marketplace
Protocol messages and features
Protocol and how it’s handled on the network
Elements of a SIP message: Header, RTP stream, and more
Routing SIP messages
Call set-up
Control features supported
SIP Devices and Systems: How Each Element Is Used, Potential Issues, Design and Security Considerations
Gateways
Media servers
Application servers
Registrars
Proxy servers
Load balancers
End points
Route plans
SIP and Media Control: An In-depth Discussion of How the Media (Audio, Video, or Messaging) are Handled in SIP for Recording, Conferencing, and Mixed Applications
SIP-T (SIP Trunking)
Architecture
Protocol and formats
Vendor/carrier Issues and variations
SIP Security: An Introduction
SIP security challenges: An overview
How SIP security fits into the overall data security strategy
How SIP security relates to the traditional telecommunications security
Discussion of the SIP protocol using the OSI model
SIP’s architectural vulnerabilities
Physical Layer Security: Discussion of Security Factors of SIP Endpoints (Telephones)
Configuration files
Tools for loading configuration files
User access levels
Other security factors
Data Link Layer Security
Firewalls and NAT’s
SIP architecture and potential threats that are handled by the firewall
Denial of Service (DoS) attacks
DoS attacks on SIP network components
DoS risk mitigation
Transport Layer Security: Digest Authentication and SIP
How it is implemented in the SIP protocol
How it is used against threats or attacks
Session Layer Security
Security vulnerabilities of the SIP protocol
SIP standard and attacks
IETF and security standards
Application-level security vulnerabilities
General
Vendor-specific issues for the leading vendors
Encryption issues for SIP
Encryption as it relates to SIP
Tradeoff between real-time processing requirements and security
Presentation Layer Security: Rights and Access Levels
Application Layer Security: Load Balancers, Proxy Servers, Media Servers, etc.
Securing SIP architecture components
Password issues with SIP and applications
User authentication
Remote system access issues
Network Security Issues and SIP
New vulnerabilities related to SIP messages on the network
How SIP fits into the current network security plans and designs
Security of Gateways, One of the Most Vulnerable Elements of SIP design
Security Best Practices Related to the SIP Protocol
