Please explain the objectives of cryptography and its use

Question

Questions Business Data Communications Section 8.2 pp. 596 - 610

Using Cryptography toPROTECT DATA ON the Internet (Introduction)

1. Please define the following terms:

Cryptography:

Ciphers:

Codes:

1. Please explain the objectives of Cryptography and its use scenarios onTHE INTERNET?
2. Please define and explain the concept of symmetric cryptography, its strengths and weaknesses?
3. Please name at least one strong standard of symmetric cryptography?
4. Please define and explain the concept of asymmetric cryptography, its strengths and weaknesses?
5. Please name at leastONE strong standard of asymmetric cryptography?
6. Please define and explain the concept of cryptographic hashing and at least one scenario in which it is used?