Method for managing information in a telephone and telephone for managing information

A method for managing data used with a mobile telephone, comprising:

• entering a personal access code into the mobile telephone by a user of the mobile telephone;
• one of creating and updating a protected list containing telephone data comprising telephone numbers stored by a user after entering the personal access code;
• one of creating and updating an unprotected list containing telephone data comprising, with the exception of telephone data contained in the protected list, all incoming telephone numbers received and outgoing telephone numbers
• whereby telephone numbers in the protected list are not listed in the unprotected list.

A telecommunication device selectively operating in one of a public mode and a private mode, the telecommunication device comprising:

• a storage device structured and arranged to store at least one access code associated with a private user;
• a data entry unit structured and arranged for a user to input at least an access code associated with the user;
• a microprocessor structured and arranged to receive the user input and to determine whether the user input corresponds to the at least one access code in the storage device;
• when the user input corresponds to the at least one access code in the storage device, the microprocessor is further structured and arranged to change from operating in the public mode to operating in the private mode and to display telephone numbers stored in a private listing associated with the at least one access code and telephone numbers stored in a public listing, which includes, with the exception of the telephone numbers stored in the private listing associated with the at least one access code, all telephone numbers associated with incoming telephone calls received and telephone numbers associated with outgoing telephone calls made.