This is an implementation of DES (Data Encryption Standard).

Prerequisites:

• A C compiler

Run the program:

1. Compile the program.
2. Run the executable with the following syntax: $./a.out -k 'path_to_key_file' -m 'path_to_message_file'. Note: It is mandatory to supply the option argument in the same order as shown above.

Author

• Saksham Raj