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# PyPDF2 helps to read, write and many other functionalities with PDF's

# Install PyPDF2 if not in your system.

# Use `pip install PyPDF2` command to install the package from pip installer.

from PyPDF2 import PdfFileWriter, PdfFileReader

print("The file should be in same FOLDER as this script")

pdf_File_Name = input("Enter EXACT name of the PDF in this FOLDER: ")

pdf_File = pdf_File_Name + ".pdf"

# Reading the pdf

pdf = PdfFileReader(pdf_File)

# Object for writing the file

write_Obj = PdfFileWriter()

# Getting the number of pages and writing each page in the writer object

for i in range(pdf.getNumPages()):

page = pdf.getPage(i)

write_Obj.addPage(page)

# Encrypting by the password

owner_Password = input("Enter Password for OWNER: ")

user_Password = input("Enter Password for USER: ")

write_Obj.encrypt(user_pwd=user_Password,

owner_pwd=owner_Password,

use_128bit=True)

# Naming and creating the encrypted PDF

new_PDF_Name_Input = input("Enter new ENCRYPTED PDF name: ")

new_PDF_Name = new_PDF_Name_Input + '.pdf'

encrypted_PDF = open(new_PDF_Name, 'wb')

write_Obj.write(encrypted_PDF)