Using pdf_encryptor.py script

Setup and activate virtual environment :

For Unix based systems please execute the following command to create venv and install requirements.

make init
source .venv/bin/activate

run the script pdf_encrypt.py and pass the path of the file as an argument.
Example :
```
python pdf_encryptor.py -e test_file.pdf
```
Enter the password when prompted.

The decrypted file will be saved as an .aes file in the working directory.

python pdf_encryptor.py -e test_file.pdf

Will create:
test_file.pdf.aes

run the script pdf_encryptor.py and pass the path of the file as an argument.
Example :
```
python PdfDecrypt.py -d test_file.pdf.aes
```
Enter the password when prompted.

On Successful decryption you will get the following prompt with the relative path to the decrypted file.

On successful decryption the file will be saved in the working directory, without the .aes extension.