Ceasar Cipher's Encryption
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This is a simple Ceasar Cipher's Encryption, the first shift encryption method created by Ceasar.Simply this is shift the word from your elegant button number, if you want to two shift you can increase number of elegant number and encrypt.

Each Key Encryption
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Each Key Encryption can confuse more about the text you send,but it need each word must include each key.

Prime Encryption
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Prime Encryption is latest encryption, almost all user use prime encryption to encrypt but the weakness is many people used the way many people known about the encryption.

Perfect Square Encryption
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Perfect Square Encryption is like prime encryption but they are two different method prime only include prime numbers, perfect square only include perfect square numbers

Special Encryption
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Special Encryption is just special because this include prime encryption, perfect square encryption and also include perfect number.The elegant button is to move forward the array index number.

Note: Encrypt Key and Decrypt Key must be same.