Attribute Based Access Control, or ABAC, is a type of authorization based on attributes defined for a user.
Context based access management uses contextual information, such as location, time, device type, and user behavior, to determine whether to grant access to a resource or not.
Group Based Access Control, or GBAC, is a form of authorization based on groups defined for a user.
Least privilege is a principle in access management that states that users should be granted only the minimum level of access required to perform their job functions or tasks. This limits user access to resources and reduces the risk of accidental or intentional misuse or exposure of sensitive data
Role Based Access Control, or RBAC, is one type of authorization based on roles defined for a user.