What is the meaning of Database security?

Answer 1

Database security refers to the many steps taken by businesses to protect their databases from both internal and external threats. The database, the data it holds, the database management system, and the numerous applications that access it are all covered by database security.

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Answer 2

Database security refers to the collective measures used to protect and secure a database or database management software from illegitimate use and malicious threats and attacks.

It is a broad term that includes a multitude of processes, tools and methodologies that ensure security within a database environment including:

• Restricting unauthorized access and use by implementing strong and multi-factor access and data management controls

• Enforcing Least Privilege - privileged access restriction - limiting privileged accounts, those that can perform
• Enforcing Least Privilege - Privileged functions and transactions - to only those who must have them to perform their duties
• Account reviews - to validate that all accounts are still required and assigned the correct privileged
• Input validation - input to the db is validated before submitted to prevent things like SQL injections
• Transaction journaling - to permit rollback if necessary
• Trustworthy backup policy, processes, and procedures
• Fault tolerance if the DB is critical
• Integrity checking
• System and DB event logs
• Load/stress testing and capacity testing of a database to ensure it does not crash in a distributed denial of service (DDoS) attack or user overload
• Physical security of the database server and backup equipment from theft and natural disasters
• Reviewing existing system for any known or unknown vulnerabilities and defining and implementing a road map/plan to mitigate them

Answer 3

Database security protects your internet database from a virus or bug. If you database is attacked all of your precious info is gone from your pictures with Aunt Sally to your companies business plans.

Answer 4

Database security allows or disallows user actions on the database and objects within it. It protects a database from unintended activity. Unintended activity can be categorized as authenticated misuse, malicious attacks or inadvertent mistakes made by authorized individuals.

Answer 5

The data in the database should not be accessible by any unauthorized user. So database security means providing authentication.