Argue, for best information security, whether to use a block cipher or stream cipher to encrypt all of the video data sent through the internet to customer devices as part of major, successful entertainment service. The entertainment company has a large market share, and ample resources. (a) Next, argue for the most secure choice of which kind of cipher should be used to encrypt the user’s password for authentication to the entertainment service website portal. The entertainment service is expensive, and users are wary of the misuse of their accounts.

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Cryptography

Cryptography is a term used in computer science to describe secure information and communication techniques that transform messages in difficult-to-decipher ways using mathematical concepts and a set of rule-based calculations known as algorithms.