> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/kalipso5/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/kalipso5/developing/form/actions/actions-description/group-others/get-app-certificate-fingerprint.md).

# Get App Certificate Fingerprint

Gets the app signing certificate SHA256 fingerprint.

Action available for the following operating systems:

![](/files/-MRyMmurYkr5sJQek1Ij)

### Parameters

* **Target** - Control or variable to save the fingerprint.

{% hint style="info" %}
If more than one certificate is found, the fingerprints will be separated by CR.
{% endhint %}

{% hint style="info" %}
This is useful to check if the APK was recompiled and resigned with a different signature.
{% endhint %}