Introduction Flashcards
What is a vulnerability?
A weakness that could be exploited to cause harm to assets.
What is a threat?
A threat is a set of circumstances that could cause harm.
A human who exploits a vulnerability perpetuates a/an ________ on the system.
attack
What is a control?
Controls prevent threats from exercising vulnerabilities.
What characteristics are both basic security properties and the objects of security threats?
Availability, integrity and confidentiality.
Define availability.
The ability of a system to ensure that an asset can be used by any authorized parties.
Define integrity.
The ability of the system to ensure that an asset is modified only by authorized parties.
Define confidentiality.
The ability of a system to ensure that an asset is viewed only by authorized parties.
What is the relationship between vulnerability, threat and control?
A threat is blocked by control of a vulnerability.
The properties as the hallmarks of solid security are also known as what?
C-I-A triad or security triad
What are the security properties in communication networks?
Authentication and accountability/nonrepudiation
Define authentication.
The ability of a system to confirm the identity of the sender.
Define accountability.
The ability of a system to confirm that the sender cannot convincingly deny having sent something.
Define authentication.
The ability of a system to confirm the identity of the sender.
Define accountability.
The ability of a system to confirm that the sender cannot convincingly deny having sent something.
