Core concepts: risks, threats, and vulnerabilities. Developing a trustede Internet infrastructure. Infrastructure components: a 10.000-foot view. Network and application protocols: TCP/IP. In-Depth with protocosl and buidling blocks. Example network architectures and case sutides. Operating system and server software issues. Attack scenarios. Protedcting yoru infrastrucure. Watching the wire. intrusion-detections systems. Incident response and forensics. Developing secure internert applications.