Explore a beginner-friendly guide to home network security in this 41-minute conference talk. Learn about network segmentation for privacy and security in the age of the Internet of Insecure Things. Dive into the basics of networking, including wired and wireless technologies, and discover why and how to segregate different types of network clients and traffic. Examine basic network theory, typical designs, threats to privacy and security, and steps to reduce risks. Cover essential topics such as Ethernet, network device communication, broadcast zones, subnets, network layers, physical and logical traffic segregation, WiFi theory, and firewall and wireless access point security. Understand the importance of running your own network infrastructure instead of relying on ISP-provided equipment. Gain valuable insights into creating a more secure home network environment, applicable to both residential and business contexts.