Abstract
Online banking is a financial institution establishes an online presence and allows financial transactions to be conducted over the internet. It's the simplest way to make people's lives better because it eliminates the need for consumers and individuals to waste time and energy physically going to and visiting the bank every time, they need to complete a transaction. Because the main goal of online banking is for customers to be able to conduct their transactions online, a working internet connection is essential. Customers must also have an active account with their individual banks in order to access the online bank's website. The issue in online banking is unpredictable of risks that can impact the organization. This research discuss on the improvement of CIA triad to reduce the risk on online banking system focusing Al-Rajhi Bank.