Caesar Cipher
This is a program to encrypt and decrypt a given string of file using caesar cipher.
Installation
- Change to the source directory.
- Run the following commands:
sudo make
sudo make install
Usage
Usage: caesar <-e | -d> -f <file name> [-o <output file name>] <shift size>
caesar <-e | -d> <plain text> <shift size>
caesar <-e | -d> -I <shift size>
Options:
-e, --encrypt Encrypt plain text
-d, --decrypt Decrypt Caesar cipher text
-I, --input Take input from stdin
-f, --file <file name> Encrypt/Decrypt given file
-o, --out <file name Name of the output file in which
the encrypted/decrypted fileis going
to be stored
-h, --help Show this help message
-V, --version Show version information
See "COPYING" for license information.