|1. Information security refers to the act of securing or safeguarding of all sensitive information, electronic or otherwise, which is owned by an organization.
2. Information security refers to the preservation of confidentiality, integrity and availability of information. In addition, other properties, such as authenticity, accountability, non-repudiation, and reliability can be involved.
Source: (BS ISO/IEC 17799: 2005)
3. Information security is managing risks to the confidentiality, integrity, and availability of information using administrative, physical and technical controls.
Source: (Francen, 2015)
4. Information Security refers to the processes and methodologies which are designed and implemented to protect print, electronic, or any other form of confidential, private and sensitive information or data from unauthorized access, use, misuse, disclosure, destruction, modification, or disruption.
Source: (SANS Institute, 2017)