Encryption - Encryption 1 Today's Objectives Know the...

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1 Encryption
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Security Safeguards ACIS 1504 Today’s Objectives Know the importance of backups and how to make good backups. Understand what encryption is and how it works. Know what a digital certificate is and how it protects you.
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Security Safeguards ACIS 1504 Backup Copy of one or more files that has been made in case the original files become damaged. Which files? What medium? How often?
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Security Safeguards ACIS 1504 Encryption Encoding information so only those with the key can decode it.
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Security Safeguards ACIS 1504 Substitution Encryption Simple A D B E C F D G BAD EDG More Complex A B C D 1 st D E F G 2 nd G H I J 3 rd J K L M BAD EGM
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Security Safeguards ACIS 1504 Self Check Question A B L 1 st letter A B C 2 nd letter D E F 3 rd letter G H I 4 th letter J A B Using the key above, how would you encrypt the word BALL?
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Security Safeguards ACIS 1504 Transposition Encryption I _ l o v e _ B I S 5 4 3 2 1 5 4 3 2 1 1 4 2 1 3 5 4 3 5 2 5 4 3 2 1 5 4 3 2 1 l v _ I o B S _ e I
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This note was uploaded on 04/02/2008 for the course ACIS 1504 taught by Professor Jmlacoste during the Fall '07 term at Virginia Tech.

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Encryption - Encryption 1 Today's Objectives Know the...

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