What do you mean by substitutional ciphers, Computer Networking

Assignment Help:

Q. What do you mean by Substitutional Ciphers?

Substitutional Ciphers

1002_What do you mean by Substitutional Ciphers.png

Monoalphabetic Substitution

1805_What do you mean by Substitutional Ciphers1.png

Polyalphabetic Substitution

- Transpositional - characters retain their plaintext form but change their positions to create ciphertext.

- Text is organized into a two-dimensional table and columns are interchanged according to a key.

- Character frequencies are still preserved, however.

Related Discussions:- What do you mean by substitutional ciphers

Which layer defines bit synchronization, Physical layers defines with synch...

Physical layers defines with synchronizing the 1s and 0s on the wire.

link layer - computer network, Link Layer To move to packet from o...

Link Layer To move to packet from one node( host or packet swtich0 to net node in the route the network layer relies on the services of the link layer. Particularl

Discuss network designs, This assignment will assess parts of objectives 2-...

This assignment will assess parts of objectives 2-6 from the subject outline: 1 Explain the principles of logical design 2 Discuss the strengths and weaknesses of various net

compute maximum current and properties of an ideal op-amp, Questions: ...

Questions: 1. A 5V Zener diode has a maximum power dissipation of 2W. What is the maximum current that can be safely passed through the device? 2. List three properties of a

Illustrate user agent services, Q. Illustrate User Agent Services? Use...

Q. Illustrate User Agent Services? User Agent (UA) Services - Provide template for user to compose a message - Reads incoming messages - Allows a user to reply to m

Ospf - open shortest path first , OSPF ( open Shortest Path First) Open...

OSPF ( open Shortest Path First) Open shortest path first is a routing protocols developed for internet protocols networks by the interior gateway protocols working group

Discuss about the similarity of intranets to the internet, Discuss about th...

Discuss about the similarity of Intranets to the Internet The ease of use of the end user would be the most noticeable because of the similarity of Intranets to the Internet. S

Distance-vector routing, Local information is immediate hop routing table a...

Local information is immediate hop routing table and distance from every switch. The switches regularly broadcast topology information i.e. distance, destination. Other switches mo

What are the possible ways of data exchange in ccna, Normal 0 f...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Sockets, When programming a server or a client, we have to deal with port n...

When programming a server or a client, we have to deal with port numbers and IP addresses, but we usually do this through an abstraction called a socket. Sockets are the standard A

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages