File size: 2,826 Bytes
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def encrypt(message, key):
encrypted_message = ""
key_index = 0
for char in message:
if char.isalpha(): # Only encrypt alphabetic characters
if char.islower():
shift = ord(key[key_index % len(key)].lower()) - 97
encrypted_char = chr((ord(char) - 97 + shift) % 26 + 97) # Encrypt lowercase letters
else:
shift = ord(key[key_index % len(key)].lower()) - 97
encrypted_char = chr((ord(char) - 65 + shift) % 26 + 65) # Encrypt uppercase letters
key_index += 1
else:
encrypted_char = char # Leave non-alphabetic characters unchanged
encrypted_message += encrypted_char
return encrypted_message
def decrypt(encrypted_message, key):
decrypted_message = ""
key_index = 0
for char in encrypted_message:
if char.isalpha(): # Only decrypt alphabetic characters
if char.islower():
shift = ord(key[key_index % len(key)].lower()) - 97
decrypted_char = chr((ord(char) - 97 - shift) % 26 + 97) # Decrypt lowercase letters
else:
shift = ord(key[key_index % len(key)].lower()) - 97
decrypted_char = chr((ord(char) - 65 - shift) % 26 + 65) # Decrypt uppercase letters
key_index += 1
else:
decrypted_char = char # Leave non-alphabetic characters unchanged
decrypted_message += decrypted_char
return decrypted_message
import tkinter.filedialog
import tkinter.messagebox
import tkinter.simpledialog
from stegano import lsb
def hide_message(image_path, message, secret_image_path,password):
if password.strip()=="":
password="JENILSOFTWARE"
message = encrypt(message,password)
lsb.hide(image_path, message).save(secret_image_path)
def extract_message(image_path,password):
if password.strip()=="":
password="JENILSOFTWARE"
return decrypt(lsb.reveal(image_path),password)
while tkinter.messagebox.askyesno("TRY","TRYING"):
try:
if tkinter.messagebox.askyesno("hide messege or open messege","Do you want to hide messege?"):
hide_message(tkinter.filedialog.askopenfilename(filetypes=[("Image files",["*.png","*.jpg","*.jpeg"])]), tkinter.simpledialog.askstring("messege","Enter messege to hide"),tkinter.filedialog.asksaveasfilename(initialfile="hidden.png",filetypes=[("hidden png",["*.png"])]),tkinter.simpledialog.askstring("password","Enter password"))
else:
tkinter.messagebox.showinfo("messege",extract_message(tkinter.filedialog.askopenfilename(),tkinter.simpledialog.askstring("password","Enter password")))
except Exception as e:
tkinter.messagebox.showerror("error",e)
break |