updated readme with encryption instructions

README.md

@@ -19,7 +19,9 @@ I've tried to upload files and managed to get 3.5GB without issues
 
 ### encoding:
 
-`./FakeKitten.sh yourfile.pdf encode`
+```
+./FakeKitten.sh yourfile.pdf encode
+```
 
 you will obtain a file named: 
 
@@ -36,8 +38,28 @@ where the file name is composed like this:
 at this point you can manually upload it on Amazon Prime Photos
 
 
+### encoding and encrypt your file:
+
+use encode_enc:
+
+```
+./FakeKitten.sh yourfile.pdf encode_enc
+```
+
+this will use a symmetric password for the encryption with gpg,
+you will be asked for said password with a prompt
+
+the different thing with the normal encoding is the filename, which will be:
+
+> FakeKitten**ENC**_143442_yourfile.pdf**.gpg**_3a1863591abdce897987971928512865db_random.DNG
+> 
+
 ### decoding:
 
+decoding will automatically take care of differentiating between an encrypted and non-encrypted original file,
+if the file was encrypted you will be asked for the password
+
+
 ```
 ./FakeKitten.sh FakeKitten_143442_yourfile.pdf_3a1863591abdce897987971928512865db_random.DNG decode
 ```
@@ -50,7 +72,7 @@ yourfile.pdf
 
 ## todo:
 
-- [ ] file encryption
+- [x] file encryption
 
 
 [0]: https://www.amazon.com/gp/help/customer/display.html?nodeId=GGU2SU8Y22DZYRMQ