Access control models in NoSQL databases : an overview

الملخص EN

Recently non-relational databases known as NoSQL have become most popular for handling a huge amount of data.

Many organizations move from relational databases towards NoSQL databases due to the growing popularity of cloud computing and big data.

NoSQL database is designed to handle unstructured data like documents, e-mails, and social media efficiently.

It uses distributed and cooperating devices to store and retrieve data.

As a large number of people storing sensitive data in NoSQL databases, security issues become critical concerns.

NoSQL has many advantages like scalability and availability, but it suffers from some security issues like weak authorization mechanisms.

This paper reviews the different models of NoSQL databases and the security issues concerning these databases.

In addition, we present the existing access control models in different NoSQL databases