The three fundamental bases of information security are represented in the CIA triad: confidentiality, integrity and availability. Put simply, confidentiality is limiting data access, integrity is ensuring your data is accurate, and availability is making sure it is accessible to those who need it.

we will explore four types of information security: network security, application security, endpoint security, and data security. Each of these types plays a crucial role in protecting valuable assets and ensuring the confidentiality, integrity, and availability of information.