IP Library Granted Patent US 8,862,875
Granted Patent B2
US 8,862,875 · App. 13/721,516 · Granted Oct 14, 2014

System and method of indicating the strength of encryption

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Quick Facts
Patent No.
US 8,862,875
App. No.
13/721,516
Granted
Oct 14, 2014
Kind
B2
Abstract

A method and system are provided for secure messaging on mobile computing devices. The method and system provide for an indication of a security trust level associated with a security method used with an electronic message.

Claims (24)

1. A method of indicating on an electronic device a security-related trust category associated with an electronic message, the method comprising:

accessing security-related data associated with the electronic message, wherein the security-related data includes cipher information associated with the electronic message;

accessing security-related trust categories that are stored on the electronic device and separate from the electronic message;

determining, based upon the accessed security-related data, which of the security-related trust categories corresponds to the cipher information associated with the electronic message; and

displaying a security-related indicator on a user interface of the electronic device based upon the determined corresponding security-related trust category.

2. The method of claim 1 , wherein if the electronic message was not secure, the security-related data contains no cipher information, and

wherein the method further comprising displaying a message on the user interface indicating the electronic message was not secure.

3. The method of claim 1 , further comprising accessing the security-related data separate from accessing the electronic message.

4. The method of claim 1 , further comprising determining the security-related trust category of the cipher information according to a policy store.

5. The method of claim 4 , wherein the policy store is stored on the electronic device.

6. The method of claim 4 , wherein the policy store contains information associated with a plurality of ciphers and the security-related trust categories associated with the plurality of ciphers.

7. The method of claim 6 , wherein the information associated with a plurality of ciphers comprises cipher policies, and

wherein the method further comprises receiving updated cipher policies from a network.

8. The method of claim 4 , further comprising comparing the security-related data with information stored in the policy store to determine the security-related trust category.

9. The method of claim 8 , further comprising storing the cipher policies in the policy store by an IT administrator.

10. A non-transitory computer-readable storage medium that stores instructions for execution by one or more processors to perform operations for indicating on an electronic device a security-related trust category associated with an electronic message, the operations comprising:

accessing security-related data associated with the electronic message, wherein the security-related data includes cipher information associated with the electronic message

accessing security-related trust categories that are stored on the electronic device and separate from the electronic message;

determining, based upon the accessed security-related data, which of the security-related trust categories corresponds to the cipher information associated with the electronic message; and

displaying a security-related indicator on a user interface of the electronic device based upon the determined corresponding security-related trust category.

11. A system of indicating on an electronic device, what type of security has been used for an electronic message, the system comprising:

a security-related policy store configured to store security-related trust categories corresponding to cipher information; and

a comparator module configured to determine which of the security-related trust categories corresponds to cipher information associated with the electronic message by using security-related data associated with the electronic message,

wherein a security-related indicator indicative of trust relative to a type of encryption or a type of digital signature applied to the electronic message is displayed on the electronic device based upon the determined corresponding security-related trust category.

Assignments (4)
CORRECTIVE ASSIGNMENT TO CORRECT THE ADDED PATENT NUMBER TO REMOVE PATENT NO. 8,873,407 AT PREVIOUSLY RECORDED ON REEL 64066 FRAME 1. ASSIGNOR(S) HEREBY CONFIRMS THE NUNC PRO TUNC ASSIGNMENT EFFECTIVE DATE MARCH 20, 2023. Recorded Feb 2, 2026
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 074921/0001 →
NUNC PRO TUNC ASSIGNMENT Recorded Jun 19, 2023
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064066/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 16, 2023
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064104/0103 →
CHANGE OF NAME Recorded Mar 6, 2014
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 032399/0753 →