Isolated Networks
Isolated networks are a security and infrastructure concept where network segments are logically or physically separated to restrict communication and access. This involves creating boundaries using techniques like VLANs, firewalls, or air-gapping to prevent unauthorized data flow between networks. It is commonly used to protect sensitive systems, comply with regulations, or contain security breaches.
Developers should learn about isolated networks when building secure applications, especially in cloud environments, financial systems, or healthcare, where data protection is critical. It helps in implementing defense-in-depth strategies, such as isolating development, staging, and production environments to reduce attack surfaces. Understanding this concept is essential for roles involving network security, DevOps, or system architecture to ensure compliance and resilience.