Principals of Information Security Module 10-2

Which of the following terms describes the process of making and using codes to secure the transmission of information?

Hashing functions require the use of keys.

Which of the following describes the information used with an algorithm convert between ciphertext and plaintext

Cryptographic method that uses mathematical operations with public key and a private key to encipher or decipher message

The science of encryption is known as which of the following?

PKI systems are based on public-key cryptosystems and include digital certificates and certificate authorities.

Hiding information within other files, such as digital pictures or other files, is known as which of the following?

Which of the following is the strongest symmetric encryption cryptosystem?

Julius Caesar was associated with an early version of the substitution cipher.

Most modern cryptosystems use a hybrid combination of symmetric and asymmetric algorithms.

Which algorithm was the first public-key encryption algorithm developed (in 1977) and published for commercial use?

Which hybrid cryptosystem is the open-source de facto standard for encryption and authentication of e-mail and storage?