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Q. |
Choose from among the following cipher systems, from best to the worst, with respect to ease of decryption using frequency analysis. |
A. | random polyalphabetic , plaintext , playfair |
B. | random polyalphabetic , playfair , vignere |
C. | random polyalphabetic , vignere , playfair , plaintext |
D. | random polyalphabetic , plaintext , beaufort , playfair |
Answer» C. random polyalphabetic , vignere , playfair , plaintext |
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