US 8,489,868 B2 | Software code signing system and method

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US 8,489,868 B2

Software code signing system and method

Tech Center:

2400 Networking, Multiplexing, Cable, and Security

Examiner:

Nathan Flynn

Art Unit:

2431 Cryptography and Security

Agent:

Fleit Gibbons Gutman Bongini & Bianco PL

Inventors:

David P Yach; Michael S Brown; Herbert A Little

Assignee:

BLACKBERRY LIMITED

Priority:

09/21/00

Filed:

09/20/01

Granted:

07/16/13

Expiration:

02/16/26

Abstract

A code signing system and method is provided. The code signing system operates in conjunction with a signed software application having a digital signature and includes an application platform, an application programming interface (API), and a virtual machine. The API is configured to link the software application with the application platform. The virtual machine verifies the authenticity of the digital signature in order to control access to the API by the software application.

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