What feature identifies unintended network access to your resources on AWS?

The Network Access Analyzer is a valuable feature in AWS that specifically identifies unintended network access to your resources. It helps in assessing the security posture of your AWS environment by analyzing the network configurations and identifying overly permissive access paths. This tool provides insights into how resources are exposed to the network, allowing you to spot potential vulnerabilities or misconfigurations that could lead to security breaches.

By utilizing the Network Access Analyzer, organizations can conduct a thorough evaluation of their existing network access configurations against best practices and compliance benchmarks. It produces findings that can guide security teams to make adjustments, ensuring that only intended access is allowed while mitigating risks associated with excessive or unintended network exposures.

In contrast, while other options also contribute to network security, they serve different purposes. Flow Logs provide logs of the IP traffic going to and from network interfaces in your VPC, but they do not inherently analyze or identify unintended access. Security Groups act as virtual firewalls that control inbound and outbound traffic at the instance level, and Network ACLs operate at the subnet level to provide an additional layer of security. However, neither Security Groups nor Network ACLs directly identify unintended access as effectively as the Network Access Analyzer does.