Computer-Networks

Question 728

The traditional cryptographic cipher that records the letters but do not disguise them is:

A	Substitute cipher
B	One-time pads
C	Secret key algorithms
D	Transposition cipher

Computer-NetworksNetwork-SecurityJT(IT) 2016 PART-B Computer Science

Question 728 Explanation:

A transposition cipher reorders the letters but does not disguise them. The key is a word or phrase not containing any repeated letters. Its purpose is to number the columns, column 1 being under the letter closest to the start of the alphabet, and so on.
Also this code can be easily broken.

Correct Answer: D

Question 728 Explanation:

A transposition cipher reorders the letters but does not disguise them. The key is a word or phrase not containing any repeated letters. Its purpose is to number the columns, column 1 being under the letter closest to the start of the alphabet, and so on.
Also this code can be easily broken.