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Created with Fabric.js 1.4.5 Cryptography is so advance nowadays, people don't even realize that they are using cryptography in their daily life. Have you ever wonder how the cryptography was in the old days? Loss of territories - productive land,industries and raw resources 500 BC ATBASH CIPHER is a simple substitution cipher for the Hebrew alphabet. This cipher substitute the first letter of the alphabet for the last letter and the second letter for the second last letter and so on. Atbash 50 BC CAESAR CIPHER is one of the oldest types of ciphers. It is the simplest and widely known encryption techniquesthat often incorporated as part of a more complex schemes, such as Vigenere Cipher. Caesar cipher is a type of substitution cipher in which each letter in the plaintext is rotated left or right by some fixed number of positions down the alphabet. Caesar cipher 7 C SKYTALE is one of the tools used to perform a transposition cipher, consisting of a wooden rod that act as a key. Both sender and recipient need to have a wooden rod with the exact same diameter and length. A strip of parchment will be wound around the rod and message will be written on it. Then the strip of parchment was sent as a cipher text. The recipient uses a rod of the same diameter and wraps the parchment to decrypt and read the message. This cipher are said to be used by Spartan military to communicate during times of battle. Skytale THE HISTORY OF CRYPTOGRAPHY by : Liyana Chew Binti Nizam Chew Isma Norshahila Mohd Shah Cryptography Development Department email: (ext6920)
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