Crytography
Sheet1
CIST 1601 Cryptography Practice
A B C D E F G H I J K L M
0 1 2 3 4 5 6 7 8 9 10 11 12
N O P Q R S T U V W X Y Z
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1. Using the Caesar Cipher encrypt the following: A COOKIE A DAY
2. Using the Casesar Cipher decrypt the following: NHHSV WKH VDGQHVV DZDB
3. Using a vigenere cipher and the key word CIST encrypt the following: AN ENTIRE JAR OF COOKIES A DAY
4. Using a vignenere cipher with the keyword CIST decrypt the following: DZAGIA AM DIUD
5. Using the transposition cipher described in your book with the key
8->3, 7->6, 6->2, 5->7, 4->5, 3->1, 2->8, 1->4,
encypt the following: IF I AM NOT BACK
6. Using the Caesar Block Cipher decrypt the following using a 4 X 4 square: I I M T N V I E _ E N S F _ U _
7. Using a Vernam cipher with the one-time pad of KWPGL to encrypt the following: JUST WAIT LONGER.
8. Using a SHA-1 hash algorithm, create the digest for: I love cryptography
9. Using a SHA-256 hash algorithm, create the digest for: I love cryptography
10. Using a SHA-256 hash algorithm, create the digest for: HASH THIS
