Description

A library for performing simple character rotation (i.e. Caesar Cipher)
encryption. There are many like it, but this one is mine.

Installation

Manual Installation

rake test (optional)
rake install

Gem Installation

rake test (optional)
rake install_gem

Synopsis

require 'crypt/rot13'
include Crypt

str = Rot13.new("Hello World", 3) # Caesar cipher
puts str # "Khoor Zruog"

Notes

Not unicode friendly. Only works on ASCII values 65-90 and 97-122.

See http://en.wikipedia.org/wiki/ROT13 for more on ROT13

Acknowledgements

Thanks go to Gaius Julius Caesar (d. 44 BC) for creating one of the first,
and most simple, encryption schemes. Hail Caesar!

Known Bugs

None that I'm aware of.

Please log any bugs you find on the SourceForge project page at
http://www.rubyforge.org/projects/shards.

License

Artistic 2.0

Copyright

(C) 2005-2009, Daniel J. Berger, All Rights Reserved

Warranty

This package is provided "as is" and without any express or
implied warranties, including, without limitation, the implied
warranties of merchantability and fitness for a particular purpose.

Author

Daniel J. Berger