Information has economic value, intimate and/or confidential, or social/cultural for governments, businesses, and individuals. Losing access to that information implies losing that value.
In the digital age, it has increased exponentially the production and storage of information have. At the same time, the risks increased.
Information security is the whole thing of techniques and actions that are implemented to control and maintain the privacy of the information and data of a person, organization, or government entity.
They can be analog actions, such as placing the padlock on a drawer, digital, like a password or the installation of a firewall, or even the construction of powerful encryption algorithms to prevent the understanding of a piece of information.
When the functioning and operation of an institution depend on it, the organization or company. For example, a bank, and e-commerce services.
When the information is the product (documents, articles, etc.), product data navigation, or is indispensable because it involves data that may involve an organization or person.
This means that it may involve personal, identity, or certain data information that you do not want to make known.