Roger, the chief financial officer (CFO) of NUS Micro, just received an email from his boss requesting he immediately wire $50 million to China to close a business deal. He calls his boss but cannot reach him. The email looks genuine, including the email address and domain name. He wires the money, only to find out later that his boss did not make this request. This represents which type of attack?

Domain 1: Security and Risk Management Practice Questions
Questions from the following topics are included in this domain:
Basics of security and risk management
    Differing data roles and responsibilities
    Identifying administrative, physical, and technical controls
    Ethics of security professionals
    Administrative policies, procedures, and guidelines
    Object categorization and classification
    Importance of security training