IBM e-business Technology, Solution, and Design Overview

4.7. Approaches for securing e-business solutions

This section summarizes the security solutions using the architectures described in 4.5, “Techniques for securing the end-to-end model” on page 120.

4.7.1. Securing e-business using packet filtering and application firewalls

In the scenario illustrated in Figure 4-24, there is a business requirement to provide external access to enterprise data and applications.

Figure 4-24. Hosting solution using packet filtering and application proxies

In this scenario, the security and management requirements include:

• Address hiding to provide a level of confidentiality

• Protecting the integrity of the enterprise ...