Updated README.md

Author: tarithj

README.md

@@ -1,5 +1,6 @@
 # filecrypt
-[![Codacy Badge](https://app.codacy.com/project/badge/Grade/12610588667845698ee710628e313c0b)](https://www.codacy.com/gh/flew-software/filecrypt/dashboard?utm_source=github.com&utm_medium=referral&utm_content=flew-software/filecrypt&utm_campaign=Badge_Grade)   
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/12610588667845698ee710628e313c0b)](https://www.codacy.com/gh/flew-software/filecrypt/dashboard?utm_source=github.com&utm_medium=referral&utm_content=flew-software/filecrypt&utm_campaign=Badge_Grade)
+[![](https://tokei.rs/b1/github/flew-software/filecrypt?category=lines)](https://github.com/flew-software/filecrypt)   
 ![GitHub repo size](https://img.shields.io/github/repo-size/flew-software/filecrypt)
 [![Written in](https://img.shields.io/badge/Written%20in-golang-blue)](https://golang.org)   
 A super easy to use file encryption utility written in golang
@@ -18,8 +19,18 @@ A super easy to use file encryption utility written in golang
 4. Add the path of the created folder created in step 2 into [windows path variable](https://docs.alfresco.com/4.2/tasks/fot-addpath.html) 
 5. Open the command prompt and enter `filecrypt --help` for detailed info about using flags 
 
+#### flags
+* `--force` - Force write even if a file exists with that name (overwrite) DESTRUCTIVE
+* `--location` - The location of the file to encrypt/decrypt(determined by the mode flag)
+* `--mode` - FileCrypt mode (encrypt/decrypt These can be replaced with their first letters) Example: `filecrypt --mode=e --location="super secret file.txt" --password="test"`
+*  `--password` - Password to be used while encrypting/decrypting
+
 ## How can I help?
 * Staring this project on github
 * Creating issues
 * Contributing with code or documentation
 * Sharing this project with your friends
+
+## What is a .fcef file
+fcef (File. Crypt. Encrypted. File) is an encrypted file that is generated by FileCrypt,
+If you know the password that it was encrypted with it can be decrypted with FileCrypt using the `--mode=d`or `--mode=decrypt` flag.