HOW TO MAKE AN ELECTRONIC DOOR LOCK USING ARDUINO AND RFID??

Please tell how to make an Electronic door lock using Arduino and RFID reader by telling step by step connection process and what are the components needed to perform this?? I hope so Electromagnetic concept comes in this if needed.

vgsiddarth:
Please tell how to make an Electronic door lock using Arduino and RFID reader by telling step by step connection process and what are the components needed to perform this?? I hope so Electromagnetic concept comes in this if needed.

Step by step:

step - Open a web browser tab or window.

step - Go to www.google.com, an amazing site you must see!

step - In the search bar, type the words

arduino rfid door lock

and hit enter.

step - see all the places that have some or all of what you want, even kits to do it.

Isn't that amazing? It was there there whole time just waiting for you.

Or, just click this link: http://lmgtfy.com/?q=arduino+rfid+door+lock

Or there is always this:-
https://code.google.com/p/open-access-control/