This following two cipher files: file1.cipher  &  file2.cipher 

corresponds to the following two plain English texts files: file1.txt  &  file2.txt.  

The cipher files are produced using some of the simple encryption techniques discussed in our:

 Introduction to cryptography Lecture.

 

You are required to find these two plain English files:  file1.txt &  file2.txt. 

Describe what you have done to produce these two files.