My ISSW colleague, Mike Whale, drew my attention to this: -
The following information can be used as a guide for setting up the Secure Sockets Layer (SSL) within the IBM HTTP Server. This document covers information on setting up SSL virtualhosts, creating keyfiles, certificates along with how to protect access to directories and URLs to specific ciphers. Also, included is documentation on how to trace and record SSL traffic between a client browser and the Web server.