Do the encryption and decryption using playfair cipher

Assignment Help Computer Network Security
Reference no: EM131402992

Information System Security Assignment

Differentiate Following:

1. Threat and Attack

2. Active Attack and Passive Attack

3. Interruption and Interception

4. Virus and Worm

5. Sniffing and Spoofing

6. Phishing and Pharming

7. Substitution and Transposition

8. Symmetric Key and Asymmetrical Key

9. Vigenere Cipher and Vernam Cipher

10. Cryptography and Steganography

EXERCISE:

Note: - Map A-Z with 0-25

1. Do the Encryption using a Caesar Cipher where key K=3. Plain Text: U V PATEL COLLEGE OF ENGINEERING

2. Do the Encryption using a Vigenere Cipher where Key is dollars. Plain Text: the house is being sold tonight Also Do the Decryption process.

3. Do the encryption and decryption using Playfair cipher Plain text: the key is hidden under the door pad Key: guidance

4. Do the Decryption using a Play fair Cipher where Key is COMMING.

Cipher Text: HEXMRXAWLDUMGBSUCAIA

5. Do the Encryption using a Play fair Cipher where Key is CONGRUENCE 179. Plain Text: NUMBER THEORY Also Do the Decryption process.

6. Do the encryption and decryption using Hill Cipher on plain text "CODE"

1133_Figure.png

7. Do the Encryption us ng a Hill Cipher on plain text "GOOD"

1843_Figure1.png

Also Do the Decryption process.

Reference no: EM131402992

Configuring dhcp with alternate ip address configuration

By configuring DHCP with an Alternate IP Address Configuration. Describe how this technique could be used in an IT environment of your choosing.

Risk management and malicious attacks

With regards to risk-response planning, there are four (4) responses to negative risks that an organization may pursue: avoid, transfer, mitigate, and accept. Develop an ori

Discuss specific malware and social engineer

Explain your method of attack and operation within reasonable parameters of the law. Discuss specific malware, social engineer, or any other type of attacks you would deploy t

Determine situation that cause a breach of network security

Determine one situation that can cause a breach of network security. Provide two examples to demonstrate the manner in which GPOs can be used to bolster network security to

What type of device are suited for interior motion detection

What types of physical controls can be implemented to protect the perimeter of a building? What types of devices are best suited for interior motion detection? Perimeter motio

What efforts must be made to help overcome these challenges

What do you believe to be the primary challenges that law enforcement agencies must face in investigating cyber exploitation and cyber crime? What efforts must be made to he

Paper - software security operations in cloud computing

Comments/Deadline : Topic "Software Security Operations in Cloud Computing"( The topic must relevant to Software Security concepts, operations, trends, or best practices.)

What is mac and what is discretionary access control

What is MAC and what is discretionary access control - Given Example on p. 69, draw the lattice diagram. Given two security levels, decide whether one dominates the other.

Reviews

Write a Review

 
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