Introduction to cryptography, Computer Network Security

Assignment Help:

INTRODUCTION TO CRYPTOGRAPHY

Cryptography

The word cryptography is derived from Greek words kryptos, which means hidden and graphein, meaning to write, this is the process of making and by using codes to secure transmission of the information.

Encryption

Encryption is the procedure of converting an original message into a form which is not readable by unauthorized individuals.

Decryption

Decryption is process of converting cipher text message back into plaintext.

Cryptanalysis

Cryptanalysis is process of obtaining original message from encrypted message without knowing the algorithms and keys used to perform encryption.

Cryptology

Cryptology is science of encryption that combines cryptography and cryptanalysis both


Related Discussions:- Introduction to cryptography

Why is this setup not secure, Question: a) You are using Active Directo...

Question: a) You are using Active Directory Users under Windows Server 2003 and Computers to configure user objects in your domain, and you are able to change the address and

Plaintext, how to encryt the data in plaintext cipher

how to encryt the data in plaintext cipher

Access controls-information security, Access Controls Access controls ad...

Access Controls Access controls addresses admission of a user into a trusted area of organization. It comprises of a combination of policies & technologies. The ways to control

Routing protocol for a banking network, You have been asked to design a Ban...

You have been asked to design a Banking Network with two primary types of locations.  Branches that will have 3 subnets, one /25 subnet one /26 subnet for ABMS and one /26 s

Spambot detection - spam mail, Spambot Detection: The  previous studie...

Spambot Detection: The  previous studies in this field  have focused on content and meta-content based features.  The main assumption in this area of spam detection of late is

Explain briefly the role of the physical layer, a) Calculate the CRC for th...

a) Calculate the CRC for the frame below: Frame: 1101011011 Generator: 10011 Message after appending 4 zero bits: 11010110110000 b) OSI refers to a system in which any

Describe how access control is implemented, Question: (a) How can you ...

Question: (a) How can you prevent someone from accessing your computer when you leave your office for some time? (b) What is the difference between a classic login and a w

Classification of networks, Computer networks are defined by four factors w...

Computer networks are defined by four factors which are as given below: 1) NETWORK SIZE: According to the size of networks. 1) Local Area Network ( LAN) 2) Wide Area Ne

Categories of controls-risk management, Categories of Controls Controlli...

Categories of Controls Controlling risk through mitigation, avoidance or transference is accomplished by implementing controls. There are 4 effective approaches to select the co

Ip datagrams, on LAN,where are IP datagrams transported?

on LAN,where are IP datagrams transported?

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