http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
This book explains how to safeguard intranet, Internet, and e-commerce transactions with IPSec, defend against hacking, spoofing, sniffing, and DDS attacks, and secure your network with firewalls, proxy servers, and VPNs.