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Word Count: 888
1 Encryption is method of scrambling data in some manner during transmission In periods of war the use of encryption becomes paramount so those messages are not intercepted by the opposing forces There are a number of different ways to protect data during transmission such as Substitution character for character replacement in which one unit usually character of cipher text unintelligible text or signals produced through an encryption system is substituted for a corresponding unit of plain text the intelligible text or signals that can be read without using decryption according to the algorithm in use and the specific key The other method is Transposition rearrangement characters which is the encryption process in which units of the original plain text usually individual characteristics are simply moved around they appear unchanged in the cipher text for their relative location Study Case Bank of Shenandoah Valley While both encryption and authentication method are providing some measures of security the implementation of security itself has totally a different approach Before any methods chosen the two most important factors in security implementations are having to be determined The level of security needed and the cost involved so the appropriate steps can be taken to ensure a safe and secure environment In this case Bank of Shenandoah Valley is in type of business which a high level of security is required therefore I would suggest the use of encryption method with a complex algorithm involved Although an authentication method is a secure method as well is not as complex as encryption method of complex algorithm since it has been used in military during the war where a high levels of security are a must During the war the use of encryption becomes paramount so those messages are not intercepted by the opposing forces This is a perfect example of how reliable an encrypted message can be while used within its appropriates guidelines Chapter 6 4- Describe
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