Run the program

Commands:

-e Encrypt
-d Decrypt
-bf Brute force

Arguments:

-k Key
-f File path

Example:

-e -k 1 -f "/path/to/file.txt"  - Encrypt file with key 1
-d -k 5 -f "/path/to/file [ENCRYPTED].txt" - Decrypt file with key 5
-bf -f "/path/to/file [ENCRYPTED].txt" - Brute force decrypt file

Arguments could be in any order

-e -f "/path/to/file.txt" -k 1

About the project

Implemented tasks

All mandatory tasks are completed.

• Program compiled in jar format and released on GitHub.
• Program can be run from the console by passing arguments.
• Program implements three options: [ENCRYPT, DECRYPT, BRUTE_FORCE].
• Program implements only one option at a time.
• If you use Encrypt or Decrypt command, key value is mandatory.
• Program writes the result into a new file, which name contains a label according to command used: [ENCRYPTED], [DECRYPTED], [BRUTE_FORCE]. In case of using Bruteforce, the calculated key value is appended to the file name as well.
• Program can be used English language only.
• Only letters of latin alphabet are encrypted.
• After decryption, the text has exactly the same formatting as the original file
• (spaces, indents, line separators, symbols, upper and lower case letters).

Not implemented tasks

• Program does not work for Ukrainian or any other languages.
• Program does not encode any special or blank symbols (latin letters only).
• Program does not work with CLI.
• Program does not have UI.