Implementing the RS 44 Program

1. Download the Windows exec file RS44.exe by clicking here and put it into a directory called RS44.

2. In the same directory make a text file named plain.txt and type the plaintext into the file. As an example:

A PESSIMIST IS A PERSON WHO HAS HAD TO LISTEN TO TOO MANY OPTIMISTS

3. Now run the program RS44.exe by double-clicking the icon.

4. In the title bar at the top of the stencil click Options/Enter Start Cell . A dialogue box appears in which you enter the start cell, the start column and the offset (which is the number of columns to the right where taking out will begin). In the example we enter 'ea' as the start row, 'ac' as the start column and '16' as the offset. 

5. Now click File/Open PT file and select the file plain.txt The plaintext will appear in the stencil starting at the position specified as below:

6. Finally click File/Save CT file and enter the name for your ciphertext file, and click save.

If you now look in the directory at the file cipher.txt it will contain the ciphertext NITOT SNILM AISMT OOISA HENEE AIRTP SDTPP HMSSS YATHO AWIOO TSOS

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