Quick Answer: Which TCSEC security rating addresses the use of covert channel analysis?

What is the highest TCSEC protection rating?

The correct answer is ‘Verified protection’. The TCSEC defines four divisions: D, C, B and A where division A has the highest security.

Which TCSEC security rating defines minimum protection?

The Orange Book defines four major hierarchical classes of security protection and numbered subclasses (higher numbers indicate higher security): D: Minimal protection. C: Discretionary protection (C1 and C2)

Which access control model is based on the TCSEC?

A. TCSEC is developed based on the Bell-LaPadula Model (BLP).

What are the different TCSEC divisions and classes?

The TCSEC defines 6 evaluation classes identified by the rating scale from lowest to highest: D, C1, C2, B1, B2, B3, and A1. An evaluated computer product could use the appropriate rating based upon the TCSEC evaluation of that product. Such an evaluated product is called a rated product.

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How many major categories do the TCSEC criteria define?

The TCSEC divides AISs into four main divisions, labeled D, C, B, and A, in order of increasing security protection and assurance.

What are the four divisions of TCSEC?

The TCSEC defines four divisions: D, C, B, and A, where division A has the highest security. Each division represents a significant difference in the trust an individual or organization can place on the evaluated system.

What are the fundamental differences between Tcsec and Itsec?

TCSEC vs ITSEC

TCSEC bundles functionality and assurance into one rating, whereas ITSEC evaluates these two attributes separately. ITSEC provides more flexibility than TCSEC. ITSEC addresses integrity, availability, and confidentiality whereas TCSEC addresses only confidentiality.

Which characteristics of a system are evaluated by the Trusted Computer System Evaluation Criteria Tcsec?

TCSEC measures accountability according to independent verification, authentication and ordering.

Which feature identifies the B2 security level?

B2 security is also called structured protection, where all elements are categorized and structured as critical and non-critical elements along with implementation of stricter security controls and authentication mechanisms throughout each access point.

What is DAC Mac?

DAC is a type of access control in which the owner of a resource restricts access to the resource based on the identity of the users. MAC is a type of access control that restricts the access to the resources based on the clearance of the subjects.

Which access control model primarily uses access control lists ACLs )?

Discretionary Access Control (DAC)

Discretionary Access Control is based on Access Control Lists (ACLs). The ACL lists which users have access to an object and what they can do with the object.

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Which Orange Book rating represents the highest security level?

Table 5.5. ITSEC Functionality Ratings and Comparison to TCSEC

(F) Class (E) Class TCSEC Rating
F2 E2 C2
F3 E3 B1
F4 E4 B2
F5 E5 B3

What are the different types of network security?

Types of Network Security Protections

  • Firewall. Firewalls control incoming and outgoing traffic on networks, with predetermined security rules. …
  • Network Segmentation. …
  • Remote Access VPN. …
  • Email Security. …
  • Data Loss Prevention (DLP) …
  • Intrusion Prevention Systems (IPS) …
  • Sandboxing. …
  • Hyperscale Network Security.

What are the different information security models?

Five popular and valuable models are as follows; Bell-LaPadula Model. Biba Model. Clark Wilson Model.

How do you evaluate a computer program?

Software evaluation

  1. End user needs – what does the user of the software want to do, what are their present skills and how do they intend to use the software? …
  2. Functionality – does the software perform the functions required? …
  3. Performance – how well does the software work? …
  4. Ease of use – how easy is the software to use?