A hot site is a fully operational offsite facility that is equipped with hardware, software, and up-to-date data, and is ready to take over operations immediately if the primary site fails. This allows for minimal downtime and quick failover, meeting the requirement for rapid recovery. Reference: CompTIA Security+ SY0-701 Official Study Guide, Domain 4.4: "Hot sites are ready to take over operations instantly with minimal downtime." Exam Objectives 4.4: "Summarize business continuity and disaster recovery concepts."