Compile and Run the Program
Here is the complete source code for the
GenSig.java program, with some comments added. Compile and run it. Remember, you need to specify the name of a file to be signed, as in
java GenSig data
You can download and use this sample file named data or any other file you like. The file will not be modified. It will be read so that a signature can be generated for it.
After executing the program, you should see the saved
suepk (public key) and
sig (signature) files.