Mixed Bag - Mobile Hacking

Mixed Bag - Mobile Secret Codes

Apr 23, 2008 by Ashik in Mobile Hacking | Tags: Hacking, Hacks, Mobile, Nokia, Tips and Tricks

How to open lock 1 and 4?
You will need Winlock software and MBUS cable to do this. Winlock is a Nokia service program that you can use to open lock 1 and 4, really you are closing locks when you do that, but when you write ????? at MCC+MNC and MSIN text box, the phone don t understand it and consider that it s open.

That trick only works for lock 1 and 4, but not for lock 2 and 3. If you did not know your lock type, please read our miscellaneous tips page first. or read at above section in this page.

Install winlock 1.10
Connect your MBUS nokia data cable
Run Winlock
Push Read Phone, if you have Lock 2 or Lock 3 closed you can not open your phone, but you can try change Lock 2.
Select State Close in Lock 1 and Lock 4, fill out MCC+MNC and MSIN text boxes with ??????? and Push Close Locks.
Now you can use any operator card in your phone. If you get any error when you do that do the following steps:
Select State Automatic in Lock 1 and Lock 4 and change type to User in Lock 1 and Lock 4, fill out MCC+MNC and MSIN text boxes with ?????????? and Push Close Locks.
Select State Automatic in Lock 1 and Lock 4 and change type to Factory in Lock 1 and Lock 4, fill out MCC+MNC and MSIN text boxes with ?????????? and Push Close Locks.
If you continue getting errors you must turn off your phone and reset computer and try again.

How to open lock 2?

When operators companies close lock2 you can only use the contract or prepaid card for this operator, but you can use another operator company prepaid card if you know what GID1 must write.

Install Winlock
Run Winlock
Configure Winlock. Select menu Winlock->Defaults and change GID byte count to 2.
Push Read Phone, and write down GID1 info that appear in lock 2.
Insert the prepaid card from a different operator company.
We must find out a the GID1 info adecuate for our new prepaid or contract card, take a look at our GID1 list and check if your operator and SIM card type is included, if not try to get a phone that have lock 2 closed and have the SIM card type that you want to use in your phone, and read GID1 info with winlock. You can try to write the most used GID1 codes like 0000,10FF,01FF, or FFFF, etc.
Change Lock 2 Type from User To Factory or from Factory to User.
Push Close Locks
Your phone will be reset every time you push Close Locks, if your card is not acepted the GID1 is not correct, repeat from step 4 until you find the correct GID1.
If you get error you must turn off your phone and reset computer and try again.
If you want your phone accept your original prepaid card write in GID1 the code you read at step 2 and close locks.
Exist a GID1 list?

In addition to the official way to open locks that Nokia service centers use with TDB4 or TDF-4(for WinTesla) security boxes, there is two secrets methods:

Opening the phone and adding a chip inside phone motherboard. But you will loose any warranty of your phone.
Using a special software with a MBUS Nokia cable. I don t have this software. Please don t bother me asking me about that. The only thing i know about that is that a friend is removing lock 2 using a special software. He don t make this for money, only for fun.