Module Topics for Secure Big Data Systems: Application Vulnerabilities and Architecture or Design Environments. Application Vulnerabilities include topics like Data Growth, Big Data, Interpreting Big, Data, Big Data Issues, and Challenges with 'Free' Analytic Tools. Architectural or Design Environments include topics like Distributed Computing Architectures, Key Challenges, Securing the Organization's Big Data, and Deploying Big Data for Security. Module Topics for Operate and Secure Virtual Environments: Software-Defined Network (SDN), Virtual Appliances, Continuity and Resilience, Attacks and Countermeasures, Common Virtualization Attacks, Recommendations and Best Practices for Secure Virtualization, and Shared Storage. In Software-Defined network (SDN), you will learn about How SDN Works. Virtual Appliances talks about Virtual Appliances Compared to Virtual Machines. In Continuity and Resilience you will learn about Host Clustering Concepts, VMware Distributed Resource Scheduling (DRS), Scalability and Reliability, windows Failover Clustering. In Common Virtualization Attacks, you will learn about Mitigation Strategies. In Recommendations and Best Practices for Secure Virtualization you will learn about Desktop Virtualization and Security, Network Security, Storage Networks, Auditing and Logging, Virtual Machine Security, Management Systems, Hypervisor Security, Time Synchronization, Remote Access, Backups, and Configuration and Change Management.