Answer: Hardware for compute resources

## Explanation According to the AWS Shared Responsibility Model: - **AWS is responsible for "Security OF the Cloud"** - This includes the underlying infrastructure, hardware, software, networking, and facilities that run AWS Cloud services. - **Customers are responsible for "Security IN the Cloud"** - This includes managing guest operating systems, applications, data, firewall configurations, and identity and access management. **Breakdown of options:** - ❌ **Management of guest operating systems** - Customer responsibility - ❌ **Firewall configuration changes** - Customer responsibility - ✅ **Hardware for compute resources** - AWS responsibility (this is part of the underlying infrastructure) - ❌ **Identity and access management** - Customer responsibility The correct answer is **Hardware for compute resources** because AWS manages all the physical infrastructure including servers, storage, networking hardware, and data center facilities.

Author: Ritesh Yadav