Unlocking the Secrets of Fermat's Little Theorem in Cryptography

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Questions and Answers

What is the purpose of using Fermat's Little Theorem in public-key cryptography systems?

  • To encrypt messages
  • To generate private keys
  • To decrypt messages
  • To perform modular exponentiation efficiently (correct)

What is the private key in a public-key cryptography system?

  • A key that is used to convert a message into a number
  • A key that is used to compute the encrypted message
  • A key that is known only to the user and is used to decrypt messages (correct)
  • A key that is widely known and can be used by anyone to encrypt a message

How is the user's public key generated in a public-key cryptography system?

  • By choosing two large prime numbers and adding them together
  • By choosing two large composite numbers and computing their product
  • By choosing two large prime numbers and computing their product (correct)
  • By choosing any two integers

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