Chapter 19

IP Security Architecture (Overview)

The IP Security Architecture (IPsec) provides cryptographic protection for IP datagrams in IPv4 and IPv6 network packets.

This chapter contains the following information:

• What's New in IPsec?

• Introduction to IPsec

• IPsec Packet Flow

• IPsec Security Associations

• IPsec Protection Mechanisms

• IPsec Protection Policies

• Transport and Tunnel Modes in IPsec

• Virtual Private Networks and IPsec

• IPsec and NAT Traversal

• IPsec and SCTP

• IPsec and Solaris Zones

• IPsec Utilities and Files

• Changes to IPsec for the Solaris 10 Release

To implement IPsec on your network, see Chapter 20, Configuring IPsec (Tasks). For reference information, see Chapter 21, IP Security Architecture (Reference).