Lock your Nokia symbian phone using text message

To be precise before I start - this tutorial works only on Nokia symbian(s60v3 and s60v5).
Now you can be able to lock your phone from anywhere by simply sending a text message to your phone isn't it awesome,that is to say if your phone is been stolen you can easily prevent the thief from viewing/penetrating
into your important document and files.

TO PROCEED>>
1.Goto menu>>settings>>phone>>phone mgmt>>Security>>phone & Simcard 
2.Now select "Remote phone locking" - note:it is normally on Disabled
3.Enable "Remote phone locking"
4.Finally if you Enable it,you will be prompted to define a "Remote locking message"
Use for example "lock me" and afterwards verify it again,now you have successfully activated it.

Tip:To get one thing straight the lock code that would be requested if your phone Automatically lock on sending your Remote lock message is your default lock code (12345) or your predefined lock code of your phone.
Hope you get it?.