Discussion cryptography | Information Systems homework help

Write 400–600 words that respond to the following questions: 

• What are cryptography and cryptanalysis?
• What is earlier reason for the use of cryptography?
• Fermat’s theorem and Euler’s theorem are the two theorems that play important roles in public-key cryptography. Explain each theorem in details their roles in public-key cryptography.
• Explain the Chinese Remainder Theorem that have been discovered by the Chinese mathematician Agrawal in 100 A.D.

Respond to at least 2 of your fellow classmates with at least a 100-word reply.

Please note:

• Be in APA format including your references.
• Be 400–600 words long (not including title and references).
• Do not re-state the questions.
• Include two sources (i.e. two references).