What is ENA used for?

Could you kindly elaborate on the usage of ENA? I'm curious to understand the various applications and functionalities it offers. Could you please provide some examples or scenarios where ENA is typically utilized? Additionally, could you also discuss any specific industries or sectors that benefit the most from its usage? I'm interested in learning more about its practical applications and how it can enhance financial transactions or other related areas. Thank you for your assistance in clarifying this matter.