IP Library Granted Patent US 8,503,974
Granted Patent B2
US 8,503,974 · App. 13/618,612 · Granted Aug 6, 2013

Wireless communication device with password protection and related method

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Quick Facts
Patent No.
US 8,503,974
App. No.
13/618,612
Granted
Aug 6, 2013
Kind
B2
Abstract

A wireless communication device (and its related method of operation) includes, if invoked, password protected access to data stored therewithin and/or to normal device operations and further includes duress password checking logic that automatically causes a duress message to be sent if a duress password has been entered. The duress message is preferably sent without maintaining any user accessible indication of such sending. It is also preferred that the password checking logic automatically cause an end-of-duress message to be sent if a normal password is entered after a duress password has been entered. A plurality of different duress passwords may be entered into a duress password portion of data memory in the device.

Claims (44)

1. A communications device comprising:

a user interface; and

a processor adapted to:

protect the communications device with a plurality of passwords, the plurality of passwords comprising a first password and at least one second password stored on the communications device;

receive, via the user interface, one of the plurality of passwords;

unlock the communications device, wherein access to applications and data is based on which of the plurality of passwords is received;

allow normal access responsive to receiving the first password;

allow limited access responsive to receiving the second password; and

send a message responsive to receiving the second password.

2. The communications device of claim 1 wherein limited access prevents access to password checking logic.

3. The communications device of claim 1 wherein the processor is adapted to send the message responsive to receiving the second password without providing any user accessible indication that the message has been sent.

4. The communications device of claim 1 wherein at least one of the passwords comprises a variation of the first password.

5. The communications device of claim 1 wherein at least one of the passwords comprises a permutation of the first password.

6. The communications device of claim 1 wherein at least one of the passwords comprises a combination of the first password and a string.

7. The communications device of claim 1 wherein at least one of the passwords comprises the first password and a prefix.

8. The communications device of claim 1 wherein at least one of the passwords comprises the first password and a suffix.

9. A method for execution by a processor on a communications device, the method comprising:

protecting the communications device with a plurality of passwords, the plurality of passwords comprising a first password and at least one second password stored on the communications device;

receiving, via the user interface, one of the plurality of passwords;

unlocking the communications device, wherein access to applications and data is based on which of the plurality of passwords is received;

allowing normal access responsive to receiving the first password;

allowing limited access responsive to receiving the second password; and

sending a message responsive to receiving the second password.

10. The method of claim 9 wherein limited access prevents access to password checking logic.

11. The method of claim 9 further comprising sending the message responsive to receiving the second password without providing any user accessible indication that the message has been sent.

12. The method of claim 9 wherein at least one of the passwords comprises a variation of the first password.

13. The method of claim 9 wherein at least one of the passwords comprises a permutation of the first password.

14. The method of claim 9 wherein at least one of the passwords comprises a combination of the first password and a string.

15. The method of claim 9 wherein at least one of the passwords comprises the first password and a prefix.

16. The method of claim 9 wherein at least one of the passwords comprises the first password and a suffix.

17. A non-transitory computer readable medium containing computer-executable instructions that, when performed by processor in a communication device, cause said processor to be operable to:

protect the communications device with a plurality of passwords, the plurality of passwords comprising a first password and at least one second password stored on the communications device;

receive, via the user interface, one of the plurality of passwords;

unlock the communications device, wherein access to applications and data is based on which of the plurality of passwords is received;

allow normal access responsive to receiving the first password;

allow limited access responsive to receiving the second password; and

send a message responsive to receiving the second password.

18. The non-transitory computer readable medium of claim 17 wherein limited access prevents access to password checking logic.

19. The non-transitory computer readable medium of claim 17 further comprising causing the processor to be operable to send the message responsive to receiving the second password without providing any user accessible indication that the message has been sent.

20. The non-transitory computer readable medium of claim 17 wherein at least one of the passwords comprises a variation of the first password.

21. The non-transitory computer readable medium of claim 17 wherein at least one of the passwords comprises a permutation of the first password.

22. The non-transitory computer readable medium of claim 17 wherein at least one of the passwords comprises a combination of the first password and a string.

23. The non-transitory computer readable medium of claim 17 wherein at least one of the passwords comprises the first password and a prefix.

24. The communications device of claim 17 wherein at least one of the passwords comprises the first password and a suffix.

Assignments (4)
NUNC PRO TUNC ASSIGNMENT Recorded Jun 19, 2023
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064269/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 16, 2023
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064104/0103 →
CHANGE OF NAME Recorded Nov 3, 2014
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 034150/0483 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 21, 2012
From: BROWN, MICHAEL S.; ADAMS, NEIL P.; LITTLE, HERBERT A.; KIRKUP, MICHAEL G.; BROWN, MICHAEL K.; ROBERTSON, IAN M.; HAMMELL, JONATHAN F.
To: RESEARCH IN MOTION LIMITED
Reel/Frame 029003/0938 →