# Self-Signing a Module

**URL:** <https://forum.inductiveautomation.com/t/self-signing-a-module/12380>\
**Category:** 3rd Party Modules\
**Created:** [November 18, 2016, 3:57pm UTC](https://forum.inductiveautomation.com/t/self-signing-a-module/12380 "2016-11-18T15:57:07Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![PRAMANJ](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pramanj/32/66935_2.png) [@PRAMANJ](https://forum.inductiveautomation.com/u/PRAMANJ)\
**Post date:** [August 24, 2018, 4:47pm UTC](https://forum.inductiveautomation.com/t/self-signing-a-module/12380/4 "2018-08-24T16:47:59Z")

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See first few entries in the post

> [@Module signing tool](http://forum.inductiveautomation.com/t/module-signing-tool/18885):
>
> While self signing modules using java -jar module-signer.jar \ -keystore=/keystore.jks -keystore-pwd= -alias= -alias-pwd= -chain=/cert.p7b -module-in=/my-unsigned-module.modl -module-out=/my-signed-module.modl as given in the SDK documentation, how to get chain path /cert.p7b? I don't see any such files in my folder where I created the keypair using the keystore explorer tool ver 5.3.2? I get error "no RSA PrivateKey found for alias 'gcm\_certificate'." I am at a loss how to use …

You have run the module-signer tool with proper command after you have generated and exported the keys with KeyStore Explorer tool.

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