# Manage User Certificates

The user can search for User certificates in all groups. User certificates are any non-CA and non-role owner certificates in the emCA database.

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2F6jh70RnhxCBIhtRSeTLb%2Fimage.png?alt=media&#x26;token=b65222ad-96d2-4b46-b554-20c4c909d1ba" alt=""><figcaption></figcaption></figure>

Select a search criteria from the dropdown box on the left. The following search criteria are available:

* Serial Number               – the serial number of the user certificate.
* Common Name            – the common name (CN) of the user certificate.
* Issuer Name                 – the CN of the issuer (= CA) of the user certificate.
* Status                            – the state of the certificate.
* Subscriber Id                – the subscriber ID used to create the user certificate.

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2Foqh8tHmd91G2ZkSepoyJ%2Fimage.png?alt=media&#x26;token=abd3afe8-ba06-4d09-bc7d-9d046d1a1558" alt="" width="207"><figcaption></figcaption></figure>

The search value can be inserted in the right field for all search criteria except Issuer Name and Status.

For Issuer Name, the right field changes to a dropdown box from which you can select any existing CA name.

For Status, the right field changes to the following dropdown box:

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2FeKZurTiOKtmSOxN4eGxP%2Fimage.png?alt=media&#x26;token=5ebe9924-d51a-4fc7-b699-5efeeacc1661" alt="" width="210"><figcaption></figcaption></figure>

After inserting the search value or selecting the status filter, click Search to filter for all matching user certificates.

The following image shows an example specific filter:

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2FkFa83LlrwV6H6KNmirx9%2Fimage.png?alt=media&#x26;token=dbffb638-3693-423c-9b88-86a2dff5fec8" alt="" width="375"><figcaption></figcaption></figure>

Each entry of the table “Certificate Details” represents one user certificate.

Click on <img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2FsUt0P3lHwqlsJZTTLz1y%2Fimage.png?alt=media&#x26;token=84432f6d-9b19-46c0-bb5b-74f759f68b63" alt="" data-size="line">to view the user certificate details:

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2F66OhmzJHPBVOjUTJw7aq%2Fimage.png?alt=media&#x26;token=36adac27-ab28-444c-8d49-d99d102121de" alt="" width="295"><figcaption></figcaption></figure>

Click on <img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2FddNN3I5i553Ie8F2yZCX%2Fimage.png?alt=media&#x26;token=c4e6e897-3cc7-4686-9d82-a3a09c0506b1" alt="" data-size="line">to download the user certificate as:

* DER-encoded X.509 certificate (.cer)
* Base64-encoded X.509 certificate (.cer)
* Cryptographic Message Syntax Standard PKCS#7 certificate (.p7b)

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2FWcMb6CRZSNhPqnev3lva%2Fimage.png?alt=media&#x26;token=78d362fb-f3dd-42df-8dcc-668fb116c7b0" alt="" width="257"><figcaption></figcaption></figure>

Select the export format of your choice and click Download to start the download of the user certificate. The user certificate will be downloaded to the standard download location of your OS.

If more search results are found than can be displayed on one page, you can switch pages using the navigation element at the bottom of the table:

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2F3F3DXWAhcYozqc9TNUf8%2Fimage.png?alt=media&#x26;token=7abb7c01-25fd-40d8-add5-8c9a18bf2e42" alt="" width="155"><figcaption></figcaption></figure>

If no search results are found, a corresponding message will be displayed instead:

<figure><img src="https://2804668976-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOwstGDJbR4yGRTr2aEFp%2Fuploads%2F8Zn2fS7zAAl8ZNIzCNYV%2Fimage.png?alt=media&#x26;token=1f27c746-1490-4543-8cc3-abb72271d48e" alt="" width="292"><figcaption></figcaption></figure>

Click Reset on the top-right of the UI to empty the search filter again.


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://emca.emudhra.com/previous-release-versions/v4.2.2/user-manual/administrator/manage-user-certificates.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.