Created File-Encrypter

Author: AvishkarArjan

File-Encrypter/README.md

@@ -0,0 +1,51 @@
+from cryptography.fernet import Fernet
+import os
+import sys
+import argparse
+
+def generate_key():
+	return Fernet.generate_key()
+
+def save_key(key, file_path):
+	# save encryption key to a file
+	with open(file_path,'wb') as f:
+		f.write(key)
+
+def load_key(file_path):
+	with open(file_path,'rb') as f:
+		return f.read()
+
+def encrypt_file(key,file_path):
+	f=Fernet(key)
+	with open(file_path,'rb') as f_input:
+		data = f_input.read()
+	encrypted_data = f.encrypt(data)
+	with open(file_path.split(".")[0]+'.encrypted','wb') as f_output:
+		f_output.write(encrypted_data)
+	os.remove(file_path)
+
+def decrypt_file(key, file_path):
+	f=Fernet(key)
+	with open (file_path,'rb') as f_enc:
+		data = f_enc.read()
+	dec_data = f.decrypt(data)
+	with open(file_path.split(".")[0]+".txt",'wb') as f_dec:
+		f_dec.write(dec_data)
+	os.remove(file_path)
+
+if __name__ == "__main__":
+	parser = argparse.ArgumentParser(description = "[*]Encrypt youre files and password protect them")
+	parser.add_argument('file_path', help="Add the name of the file to be encrypted")
+	parser.add_argument('mode',choices=['encrypt','decrypt'],help="Choose either encrypt or decrypt")
+	args = parser.parse_args()
+
+	if args.mode == "encrypt":
+		key = generate_key()
+		save_key(key,"secret.key")
+		encrypt_file(key,args.file_path)
+		print("Encrypted")
+	else:
+		key = load_key("secret.key")
+
+		decrypt_file(key, args.file_path )
+		print("Decrypted")

File-Encrypter/requirements.txt

@@ -36,4 +36,4 @@ def off_press(key):
 with Listener(on_press=on_press, off_press=off_press) as i:
     i.join()
 
-f.close()
+f.close()