1. Transposition Cipher Edilasio Pereira Steven Pascal Louis Szgalsky Kimberly Chiffens

2. 09/27/10copyright 2006 free template from brainybetty.com 2 a transposition cipher is a method of encryption by which the positions held by units of plaintext (which are commonly characters or groups of characters) are shifted according to a regular system, so that the ciphertext constitutes a permutation of the plaintext. That is, the order of the units is changed. Mathematically a bijective function is used on the characters' positions to encrypt and an inverse function to decrypt.

3. 09/27/10copyright 2006 free template from brainybetty.com 3 The Rail Fence Cipher POETRY IS WHAT IS LOST IN TRANSLATION P E R I W A I L S I T A S A I N O T Y S H T S O T N R N L T O

4. 09/27/10copyright 2006 free template from brainybetty.com 4 Rail Fence Ciphertext ITIAGOAIGTSHSSOSTES

5. 09/27/10copyright 2006 free template from brainybetty.com 5...Decrypted T I A G O A I G T S H S S O S T E S Message: IS THIS AS GOOD AS IT GETS

6. 09/27/10copyright 2006 free template from brainybetty.com 6 Columnar Transposition Message: THE GOLDEN RULE IS THAT THERE ARE NO GOLDEN RULES

7. 09/27/10copyright 2006 free template from brainybetty.com 7 Columnar Transposition (cont) THEG OLDE NRUL EIST HATT HERE AREN OGOL DENR ULES

8. 09/27/10copyright 2006 free template from brainybetty.com 8 Columnar Transposition (cont) TONEHHAODUHLRIAERGELEDUSTREON EGELTTENLRS

9. 09/27/10copyright 2006 free template from brainybetty.com 9 Columnar Transposition Ciphertext AEGLRADHNTAHSTTAETWYCEHOOCE IKRBELMUSTVXY

10. 09/27/10copyright 2006 free template from brainybetty.com 10 Columnar Decrypted LARGE ANDTH ATSTH EWAYT HECOO KIECR UMBLE STVXY AND THATS THE WAY THE COOKIE CRUMBLES