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CNSCross Words

1) The document is a crossword puzzle about encryption techniques and terms. 2) It contains clues about ciphers like Vigenere, AES, DES, and monoalphabetic ciphers. 3) The puzzle needs to be solved to learn more details about encryption methods.

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Keshav Jha
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67 views1 page

CNSCross Words

1) The document is a crossword puzzle about encryption techniques and terms. 2) It contains clues about ciphers like Vigenere, AES, DES, and monoalphabetic ciphers. 3) The puzzle needs to be solved to learn more details about encryption methods.

Uploaded by

Keshav Jha
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Name:

Complete the crossword puzzle below


1 2 3

5 6

7 8

10

11

12

13

Created using the Crossword Maker on TheTeachersCorner.net


Across Down
4. Data is used to ensure confidentiality 1. What term is used to describe concealing data in
7. Which of the following ciphers are created by another file such as a graphic, audio, or other text file
shuffling the letters of a word a) rotor b) rail fence c) 2. Which of the following cipher is not a type of poly
vigenere d) hill alphabetic cipher? a) Rotor b) Hill c) One time pad d)
10. On Encrypting “thepepsiisintherefri” using Vignere Affine
Cipher System using the keyword “HUMOR” we get 3. Under DES, the data encryption standard took a
cipher text- 64-bit block of data and subjected it to__ levels of
11. In AES the 4×4 bytes matrix key is transformed encryption
into a keys of size __ 5. Which of the following is a type of substitution
12. In which type of encryption is the same key used cipher a) poly alphabetic b) transposition c) columnar
to encrypt and decrypt data? d) rail fence
13. The 4×4 byte matrices in the AES algorithm are 6. Use Caesar's Cipher to decipher the following
called HQFUBSWHGWHAW
8. Monoalphabetic ciphers are stronger than
polyalphabetic ciphers: True or False
9. 15. What is the term used to describe the science
of making and breaking secret codes
11. DES follows which structure

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