Security measures in TLM

This week you will discuss security measures in TLM. What security measures are currently in place? Are they effective? Why or why not? What are the challenges that exist in continuous process improvement? How do these security measures affect transportation and logistics management? You will have to conduct online research to complete this assignment. Likewise, you will need to select one mode of transportation to effectively discuss this topic in specific detail. Discuss in detail and provide sources to support your thoughts, insights, ideas, and statements.