Security master-code calculator nokia mobile phones, If you've forgot security code of your nokia mobile phone, use security mastercode instead. if you have any questions, read faq warning!!! check your nokia battery. Calculate nokia phone' security master code easily, In case you forget your security/lock code, you can enter the generated code in the place of forgetten security/lock code. tested to works with: nokia 2100. Security code nokia 1280 phone? - reset, Cara pecah security code nokia. yesterday i press the wrong security code for 3 times so it seems it block.it seems i forget the security code.pls help me to use my.