Final answer:
The use of personally owned peripherals with government-furnished equipment is subject to the specific agency's policies and security protocols. Personal laptops, external hard drives, USB flash drives, and smartphones are generally not permitted without authorization due to security risks.
Step-by-step explanation:
The question of which personally owned peripherals can be used with government-furnished equipment typically depends on the policies of the specific government agency and security protocols in place. Generally, personal devices such as laptops (personal laptop), external hard drives (external hard drive), USB flash drives (USB flash drive), and smartphones (personal smartphone) are not allowed due to the risks they pose regarding the introduction of malware, data breaches, or unauthorized access to sensitive information. It is crucial for employees to follow their organization's specific guidelines and receive proper authorization before attempting to connect any device to government equipment.