Apparatus and method of securing private content stored in a memory

1. A terminal comprising:

a memory to store private content and a private content identifier associated with the private content, wherein the private content identifier includes a mobile station integrated services digital network number of a smart card associated with a user that is authorized to access the private content;

a smart card reader to read a smart card identifier of a particular smart card in communication with the smart card reader; and

a security function to compare the private content identifier with the smart card identifier to produce a comparison result and to grant access to the private content when the comparison result is positive.

2. The terminal of claim 1 , wherein the terminal comprises a mobile telephone.

3. The terminal of claim 1 , wherein the private content identifier further includes international mobile subscriber identity information.

4. The terminal of claim 3 , wherein the smart card identifier further includes the international mobile subscriber identity information.

5. The terminal of claim 4 , wherein the security function is further todeny access to the private content when the comparison result is negative.

6. The terminal of claim 1 , wherein the smart card identifier further includes international mobile subscriber identity information.

7. The terminal of claim 1 , wherein the first particular smart card comprises a subscriber identity module.

8. The terminal of claim 1 , wherein the private content comprises an audio file.

9. The terminal of claim 1 , wherein the private content comprises a video file.

10. The terminal of claim 1 , wherein the private content comprises a ring tone.

11. The terminal of claim 1 , wherein the private content comprises a group of contact information.

12. The terminal of claim 1 , wherein the terminal comprises a global system for mobile communications terminal.

13. The terminal of claim 1 , wherein the private content comprises a game.

14. The terminal of claim 1 , wherein the terminal comprises a multi-media card, a digital voice recorder, a public service telephone network compatible terminal, a voice over internet protocol compatible terminal, or a communicator.

15. A method of controlling access to private content, the method comprising:

comparing a private content identifier with a smart card identifier to produce a comparison result;

wherein the smart card identifier is associated with a particular smart card;

wherein at least a portion of the private content is linked to the private content identifier; and

granting access to the portion of the private content when the comparison result is positive;

wherein the private content identifier is linked to a mobile station integrated services digital network number associated with a smart card of a user that is authorized to access the private content; and

wherein the smart card identifier is associated with a mobile station integrated services digital network number associated with the particular smart card.

16. The method of claim 15 , wherein the private content identifier is linked to international mobile subscriber identity information.

17. The method of claim 16 , wherein the particular smart card is a subscriber identity module, and wherein a subscriber identity is established on the subscriber identity module at least in part via the international mobile subscriber identity information.

18. The method of claim 15 , further comprising:

denying access to the private content when the comparison result is negative.

19. A non-transitory computer-readable medium storing instructions that when executed, cause a processor to:

compare a private content identifier to a smart card identifier that identifies a particular smart card to produce a comparison result;

wherein private content is linked to the private content identifier;

wherein the private content identifier is associated with a mobile station integrated services digital network number of a smart card associated with a user that is authorized to access the private content;

wherein the smart card identifier is associated with a mobile station integrated services digital network number of theparticular smart card; and

grant access to the private content when the comparison result is satisfied.

20. The computer-readable medium of claim 19 , wherein the private content comprises a buddy list.