Confidentiality, Integrity And Availability

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Staff member
Feb 26, 2020

The CIA Triad is an integral part of Infosec, it involves the use of 5 essential features to ensure that data is kept secure.

  • Confidentiality - This ensures that data is accessible to only those that have authorized access. Example; encryption of data to prevent unauthorized access.
  • Integrity - This ensures that the integrity of the data is maintained and that no unauthorized changes have been made to the data. Example; MD5 signature hashing or checksum.
  • Availability - This ensures that systems that store and process data are accessible to authorized users when needed. Example; DDoS protection
  • Authenticity - This is used to ensure the authenticity of communication or transfer of data as being genuine. Example; 2FA, Biometrics, etc.
  • Non-Repudiation - This is used to ensure that communication between the sender and recipient cannot be refuted.