When organizations adopt security measures for a legal defense, they may need to show that they have done what any prudent organization would do in similar circumstances. This is referred to as:

standard of due care

Explanation:

Based on the information provided within the question it can be said that this is best known as the standard of due care. This term refers to the efforts made by an individual in order to avoid harm being done to another party, thus taking into consideration all the aspects involved and performing the action as any other party would be expected to perform them.

debating and finalizing the detail of the policy