{"id":344,"date":"2025-02-20T03:00:27","date_gmt":"2025-02-20T03:00:27","guid":{"rendered":"https:\/\/sites.wp.odu.edu\/nikoletobin\/?p=344"},"modified":"2025-02-20T03:00:27","modified_gmt":"2025-02-20T03:00:27","slug":"cia-triad-overview","status":"publish","type":"post","link":"https:\/\/sites.wp.odu.edu\/nikoletobin\/2025\/02\/20\/cia-triad-overview\/","title":{"rendered":"CIA Triad Overview"},"content":{"rendered":"\n

The CIA Triad stands for Confidentiality, Integrity, and Availability. These three principles
help protect data in a secure system:<\/strong>
1. Confidentiality<\/strong>
Confidentiality means keeping information private and only accessible to people
who have permission. For example, an online store keeps customer credit card
details secret, and only the person who owns the card should be able to see the
information.
2. Integrity<\/strong>
Integrity ensures that data stays accurate and hasn\u2019t been changed by anyone who
shouldn\u2019t have access. For example, when someone makes an online purchase, the
transaction data should not be tampered with. If the data was changed, it could
cause problems or lead to fraud.
3. Availability<\/strong>
Availability means making sure that data and systems are always ready to be used
when needed. For example, if a business\u2019s website crashes during a big sale,
customers can\u2019t make purchases. To keep things running smoothly, businesses use
backups and regular system maintenance to make sure they stay available.
Authentication vs. Authorization<\/strong>
Although both authentication and authorization are important, they are different steps in
securing a system:
\u2022 Authentication<\/strong>
Authentication is the process of proving who you are. It\u2019s like showing ID when you
enter a building. This can be done through something you know (like a password),
something you have (like a phone), or something about you (like a fingerprint). For
example, when you log into your email with a username and password, you\u2019re
authenticating yourself.
\u2022 Authorization
<\/strong>Authorization happens after authentication. Once the system knows who you are, it
checks what you\u2019re allowed to do. For example, you might log into a company\u2019s
system, but depending on your job role, you may only be able to access certain
files. This is authorization \u2014 it controls what you can see and do after you’re
authenticated.
Example of Authentication and Authorization<\/strong>
Let\u2019s say you\u2019re logging into an online banking system:
1. Authentication: When you enter your username and password, the system checks if
the details match with their records. This is authentication \u2014 confirming who you
are.
2. Authorization: After you’re authenticated, the system checks what actions you can
take. If you\u2019re a regular user, you might only be able to check your balance. But if
you’re a bank admin, you might have access to more sensitive data. This is
authorization \u2014 controlling what you can do after logging in.
Conclusion
<\/strong>The CIA Triad (Confidentiality, Integrity, Availability) is a basic but important set of rules to
ensure data security. Authentication and authorization are steps used to protect data and
systems by confirming who a user is and what they are allowed to do. Together, these
principles and practices help keep information safe and secure in any organization.
References<\/p>\n\n\n\n


1. Chai, A. (2023). Cybersecurity Principles. Retrieved
from https:\/\/www.example.com.
2. Kennesaw State University. (2021). Cybersecurity Essentials: CIA Triad. Retrieved
from https:\/\/www.kennesaw.edu.
3. National Institute of Standards and Technology. (2017). Authentication and
Authorization Guide. NIST Special Publication 800-53. Retrieved
from https:\/\/www.nist.gov.<\/p>\n","protected":false},"excerpt":{"rendered":"

The CIA Triad stands for Confidentiality, Integrity, and Availability. These three principleshelp protect data in a secure system:1. ConfidentialityConfidentiality means keeping information private and only accessible to peoplewho have permission. For example, an online store keeps customer credit carddetails secret, and only the person who owns the card should be able to see theinformation.2. IntegrityIntegrity… <\/p>\n

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