Explain the security service - confidentiality, Computer Network Security

Assignment Help:

Question:

(a) Explain the following security services: Confidentiality, Availability.

(b) Which attack will be used to bypass even the best physical and logical security mechanisms to gain access to a system?

(c) A server on your network will no longer accept connections using the TCP protocol. The server shows that it has exceeded its session limit. Which type of attack is probably occurring?

(d) Comment on the following statement: "When determining the risk posed by a threat, external threats are more dangerous than internal threats."

(e) Types of defenses that will be used to ensure network security.

(f) What is a "backdoor"?


Related Discussions:- Explain the security service - confidentiality

Arp responses, ARP RESPONSES Let's search out how does a computer know...

ARP RESPONSES Let's search out how does a computer know whether an incoming frame have an ARP message. The type field in the frame header defines that the frame contain an ARP

Hardware, Hardware, Software, and Network Asset Identification What info...

Hardware, Software, and Network Asset Identification What information attributes to track is dependent on: •    Requires of organization/risk management efforts •    Management

Provide a labelled drawing of a standard serial port, Question 1: (a) W...

Question 1: (a) With the help of a diagram show the basic structure of a computer system. (b) Explain as fully as you can each of the parts mentioned above. (c) What are

Distinguish between steganograhy and cryptography, Question: (a) Disti...

Question: (a) Distinguish between Steganograhy and Cryptography. (b) "Playfair cipher is more secure than Monoalphabetic cipher." Justify this statement. (c) Various ap

Network intrusion system, In this work a network intrusion system (package)...

In this work a network intrusion system (package) must implement based on high interaction honeypots. There are two honeypots with different platforms (ubuntu and windows server 20

Non-repudiation and auditing, Proof that the sender forwards the message. I...

Proof that the sender forwards the message. It also prohibits the author of the code from falsely denying that he forward the message. This is achieved by record using the exact ti

How Ethical are Major Internet Companies?, Ask question #MHow Ethical are M...

Ask question #MHow Ethical are Major Internet Companies?

Asymmetric encryption-cryptography, Asymmetric Encryption Asymmetric encr...

Asymmetric Encryption Asymmetric encryption method makes use of two different but related keys and either key can be used to encrypt or decrypt the message. This method is freque

Define half-duplex, A  half-duplex (HDX) system gives communication in b...

A  half-duplex (HDX) system gives communication in both directions, but only one direction at a time. Hardly, once a party stats receiving a signal, it must need for the transmi

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd