Tier 1

Tier 1 typically refers to the most fundamental or primary resources and services within a system or organization. For example, in banking, Tier 1 capital represents the core financial resources that support a bank's stability. In technology, Tier 1 support involves the initial level of customer service, handling basic issues. Essentially, Tier 1 represents the foundational layer of a hierarchy, emphasizing critical components or services that are essential for overall function or security. This terminology helps prioritize and organize resources, responses, or infrastructure based on their importance and complexity.