Chapter 1 Key Terms Flashcards
Security
The degree of protection against danger, damage, loss, and criminal activity.
Confidentiality
Confidentiality ensures that data is not disclosed to unintended persons.
Integrity
Integrity ensures that data is not modified or tampered with.
Availability
Availability ensures that a system is up so that data is available when needed.
Non-Repudiation
Non-Repudiation provides the validation of a message’s origin.
Asset
Something that has value to an individual or an organization.
Threat
Anything that has the potential to cause the loss of an asset.
Threat agent
The person or entity that attempts or carries out a threat.
Vulnerability
An opening or weakness in the system.
Exploit
An act, procedure, or piece of software that takes advantage of a vulnerability to carry out an attack.
Layered security
A security approach that combines multiple security controls and defenses to create a cumulative effect.
Layered security model
A security approach that defines seven layers of security.
