Final answer:
Developers must focus on quality during the design phase to build secure systems.
Step-by-step explanation:
Developers must start focusing on quality during the design phase in order to build secure systems. This statement is True. Poor design decisions made early in the process can lead to a design that does not meet customers' needs and can compromise the security of the system. Focusing on quality during the design phase helps identify and address potential weaknesses before the system is built, resulting in a more secure and reliable product.