How to sign auto run application in blackberry

I've read the help of eclipse in blackberry development environment about the auto run application that 开发者_Python百科it requires signing.

From where can I get the sign to enable my application to be auto run?

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First read:
How to make auto start application in blackberry
Blackberry - how to start my own service at phone boot-up?

I don't think you really need to sign application for autorun. But if you will need to, read:
A60 – How and When to Sign
Sharing Blackberry signing keys across JDE versions

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Read the following post (https://stackoverflow.com/questions/640071/blackberry-development-tips-tricks-gotchas/648871#648871) from the thread: "Blackberry Development Tips, Tricks & Gotchas" -- https://stackoverflow.com/questions/640071/blackberry-development-tips-tricks-gotchas/