Your company is planning to deploy a critical server infrastructure that must maintain high availability. As a security architect, you are responsible for recommending a solution to ensure that the infrastructure remains operational in the event of a power outage. Which of the following would provide the best protection?
Use surge protectors to prevent damage from power surges.
Establish a large array of battery banks to provide additional power.
Install an Uninterruptible Power Supply (UPS) for the critical servers.
Implement redundant power supplies in each critical server.