System security

System Security:

System security is a process to protect the system from damage, error and unauthorized access. The level of protection depends upon the sensitivity of data, the reliability of the user and the complexity of the system. A well designed system includes control procedures to provide physical protection, maintenance, data integrity and restrict system access.

The system security includes for related issues –

                               I.            System integrity:

It refers to proper functioning of hardware and programs, safety against external threats such as eavesdropping.

The data integrity makes sure that data do not differ from its original form and have not been accidently or intentionally disclosed, altered or destroyed.

                             II.            System security:

It refers to the protection of data from loss, disclosure, modification and destruction.

                          III.            Privacy:

It defines the rights of the user or organisation to determine what information, we want to show or accept from other and how organisation can be protected against unfair or excessive dissemination of information.

                         IV.            Confidentiality:

It is a special status given to the sensitive information in the database for privacy.

Threats to the system security:

a.     Errors and omissions

b.    Fire

c.     Natural  disaster

d.    External attack

e.     Disgruntled and dishonest employees.