josephholsten / dataencryptionstandard

DATA ENCRYPTION STANDARD

This is an implementation of the FIPS 46-3 Data Encryption Standard in Electronic Codebook mode.

 Building
==========
If you have ruby installed, you should be able to type
> rake
and the entire source will be compiled and tests will be run.

Otherwise, you should be able to build the source with
> javac -d build src/*.java

 Usage
=======
To encrypt an eight-byte message, use the command
> bin/encrypt.sh HereHEAR
c469c8c7402d42d9

To decrypt an eight-byte hex enco
ded message, use the command
> bin/decrypt.sh c469c8c7402d42d9
HereHEAR