> For the complete documentation index, see [llms.txt](https://athome-1.gitbook.io/athome-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://athome-1.gitbook.io/athome-docs/management/certificates.md).
# Certificates
Certificates management in GLPI allows to:
* Create an inventory of all organization certificates;
* Follow installation of certificates on assets;
* Include certificates in GLPI financial management;
* Anticipate and follow certificates renewal.
{% hint style="info" %}
It is possible to use [templates to generate this object](/athome-docs/overview/template-management-in-glpi.md).
{% endhint %}
## List of basic fields
* Name
* [Status](/athome-docs/tabs/common_fields/status.md)
* [Location](/athome-docs/tabs/common_fields/location.md)
* [Technician in charge](/athome-docs/tabs/common_fields/technician_in_charge.md)
* [Group in charge](/athome-docs/tabs/common_fields/group_in_charge.md)
* [Alternate usernmame number](/athome-docs/tabs/common_fields/alternate_username.md)
* [Serial number](/athome-docs/tabs/common_fields/serial_number.md)
* [Alternate usernmame](/athome-docs/tabs/common_fields/alternate_user.md)
* [Inventory number](/athome-docs/tabs/common_fields/inventory_number.md)
* [User](/athome-docs/tabs/common_fields/user.md)
* [Group](/athome-docs/tabs/common_fields/group.md)
* [Manufacturer](/athome-docs/tabs/common_fields/manufacturer.md)
* [Inventory number](/athome-docs/tabs/common_fields/inventory_number.md)
* [Comments](/athome-docs/tabs/common_fields/comments.md)
## Description of specific fields
* **Manufacturer (Root CA)**: This drop-down list allows you to select the certificate manufacturer;
* **Certificate type** :
* **Self-signed**: Tells whether certificate is self-signed;
* **DNS name**: The prefix of the domain name associated with the certificate (for example, if domain name is `server.mycompany.com`, DNS name is `server`);
* **DNS suffix**: The suffix of the domain name associated with the certificate (for example, if domain name is `server.mycompany.com`, DNS suffix is `mycompany.com`);
* **Expiration date**: Expiration date of the certificate, useful to configure alerts and anticipate renewal;
* **Command used**: Can store the system command that generated the certificate;
* **Certificate Request (CSR)**: Can store the system command that generated the CSR file;
* **Certificate**: Can store the data contained in the CRT file (PEM).
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## Items
This tab displays the GLPI items linked to this budget, as well as their value.
Go to Items
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## Domains
You can attach Domains to your computer. Domains are also linked to other objects such as records, problems, etc.
Go to Domains
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## Management
Management of financial and administrative information, this information is visible in the 'Management' tab on the computer's form.
Go to Financial & administrative information
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## Contracts
GLPI supports contracts management, in order to manage contract types such as loan, maintenance, support...
Contracts management allows to:
* make an inventory of all contracts related to the organization assets
* integrate contracts in GLPI financial management
* anticipate and follow contract renewal.
* Documents
The [document](/athome-docs/management/documents.md) tab lets you link different types of file to a material (PDF, txt, png, etc.) You can attach a document already uploaded to GLPI or add a new one directly from this tab.
Go to Contacts
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## Documents
The document tab lets you link different types of file to a material (PDF, txt, png, etc.) You can attach a document already uploaded to GLPI or add a new one directly from this tab.
Go to Documents
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## Notes
Note lets you add enriched text and attach a document.
Go to Notes
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## History
The *History* tab is used to show any changes made to an item. The following information about the changes is available:
* ID of the change.
* Date and time the change was made.
* User who made the change. If this field is not filled, it means that the action was done automatically (For example: automatic inventory update).
* Field that was changed.
* Description of the change that was made.
The description of the change represents either the difference between the old and the new value (For example with location field: Change HQ to Remote Office A), or the explanation of the action which was carried out (For example: Uninstallation of a software: "Gimp 2.0").
{% hint style="info" %}
For dropdowns or objects with a parent/child relationship, the modification of a child will appear in the history of the parent element.
{% endhint %}
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## All Information
For an item, all information is displayed on one page from the *All* tab. This shows all of the tabs of an object's form in one view, one below the other.