def encrypter(fname): tools.empty_folder('./encrypted/' + fname + '/files/' ) tools.empty_folder('./key/') key_1 = Fernet.generate_key() key_1_1 = Fernet.generate_key() key_1_2 = Fernet.generate_key() key_2 = ChaCha20Poly1305.generate_key() key_3 = AESGCM.generate_key(bit_length=128) key_4 = AESCCM.generate_key(bit_length=128) nonce13 = os.urandom(13) nonce12 = os.urandom(12) files = sorted(tools.list_dir('files')) for index in range(0,len(files)): if index%4 == 0: Algo1_extented(files[index],key_1_1,key_1_2, fname) elif index%4 == 1: Algo2(files[index],key_2,nonce12, fname) elif index%4 == 2: Algo3(files[index],key_3,nonce12, fname) else: Algo4(files[index],key_4,nonce13, fname) secret_information = (key_1_1)+":::::"+(key_1_2)+":::::"+(key_2)+":::::"+(key_3)+":::::"+(key_4)+":::::"+(nonce12)+":::::"+(nonce13) Algo1(secret_information,key_1, fname) # Static path to the image file for Steganography in_f = "./static/png.png" #out_f = './encrypted/' + fname + '/key/' + fname + '.png' out_f = './key/' + fname + '.png' in_img = cv2.imread(in_f) steg = Steganography(in_img) res = steg.encode_binary(key_1) cv2.imwrite(out_f, res) tools.empty_folder('files')