[Yandex Cloud documentation](../../../index.md) > [Yandex Security Deck](../../index.md) > [Step-by-step guides](../index.md) > [Threat Detector (TD)](index.md) > Viewing control rules

# Viewing Threat Detector (TD) security control rules

The Threat Detector module's security control [rules](../../concepts/threat-detector.md#rules) are used in the Security Deck [workspaces](../../concepts/workspace.md). If you have no workspaces yet, [create](../workspaces/create.md) one.

## Viewing general information about security control rules {#general-info}

To view general information about Threat Detector's active security control rules:

{% list tabs group=instructions %}

- Security Deck UI {#cloud-sd}

  1. Go to [Yandex Security Deck](https://center.yandex.cloud/security/).
  1. In the left-hand panel, select ![file-text](../../../_assets/console-icons/file-text.svg) **Rules and exceptions**.
  1. At the top of the window, select the [workspace](../../concepts/workspace.md) for which you want to view the rule info.
  1. On the **Security control rules** page that opens, go to the **Threat Detector** tab. The section that opens lists Threat Detector control rules for the current workspace.

      For each rule, the table displays the following information:
      
      {% note tip %}
      
      If you need to, you can change the info columns displayed in the table. Do it by clicking ![gear](../../../_assets/console-icons/gear.svg) in the row with the table column headers, selecting the info columns you need, and clicking **Apply**.
      
      {% endnote %}
      
      * ![traffic-light](../../../_assets/console-icons/traffic-light.svg): Rule criticality level; this icon indicates how security-critical the rule is:
        
        * ![cspm-rule-notice-icon](../../../_assets/security-deck/cspm-rule-notice-icon.svg): Remark
        * ![cspm-low-severity-icon](../../../_assets/security-deck/cspm-low-severity-icon.svg): Low severity.
        * ![cspm-moderate-severity-icon](../../../_assets/security-deck/cspm-moderate-severity-icon.svg): Medium severity.
        * ![cspm-high-severity-icon](../../../_assets/security-deck/cspm-high-severity-icon.svg): High severity.
      * **Control rule**: Rule name and brief summary. To [learn more](view-rules.md#detailed-info) about a rule, click the table row with its name.
      * **Rule sets**: Icon(s) for the [security standards](../../concepts/workspace.md#standards) that are using this rule. If the icon is colored, it means the rule is checked for the corresponding standard. If the icon is gray, it means it is not.
      * **Rule type
      **: How the infrastructure controlled in the workspace is checked for compliance with this rule:
      
          * `Automatic`: Rule is checked automatically once every eight hours.
          * `Manual`: Rule has to be checked manually. Click the row with the rule to find a guide and details.
      * **ID**: Rule ID in Yandex Cloud.

{% endlist %}

## Viewing detailed information about security control rules {#detailed-info}

To view detailed information about a specific Threat Detector security control rule:

{% list tabs group=instructions %}

- Security Deck UI {#cloud-sd}

  1. Go to [Yandex Security Deck](https://center.yandex.cloud/security/).
  1. In the left-hand panel, select ![file-text](../../../_assets/console-icons/file-text.svg) **Rules and exceptions**.
  1. At the top of the window, select the [workspace](../../concepts/workspace.md) for which you want to view the rule info.
  1. On the **Security control rules** page that opens, go to the **Threat Detector** tab. The section that opens lists Threat Detector control rules for the current workspace.
  1. To learn more about a security control rule, click the table row with its name. You will see a window with rule details, which has the following tabs:
     
     {% list tabs %}
     
     - Overview
     
       The **Overview** tab contains:
     
       * Rule category (ID of the Security Deck module that uses the rule).
       * Rule ID.
       * [Set of security requirements](../../concepts/standard-compliance/index.md#security-rule-sets) the rule applies to.
       * Date and time of the most recent security check.
       * Rule type (check method):
     
           * `Automatic`: Rule is checked automatically once every eight hours.
           * `Manual`: Rule has to be checked manually.
       * Details on the monitored features, their configurations, or actions performed with them.
     
     - Exceptions
     
       The **Exceptions** tab lists all [exceptions](../../concepts/threat-detector.md#exceptions) defined for the rule along with controls for exception [management](manage-exceptions.md).
     
     - Recommendations
     
       The **Recommendations** tab provides guides and solutions to assist you with rule compliance.
     
     {% endlist %}

{% endlist %}

#### Useful links {#see-also}

* [Managing exceptions to the Threat Detector (TD) module's security rules](manage-exceptions.md)
* [Threat Detector (TD)](../../concepts/threat-detector.md)
* [Security Deck workspaces](../../concepts/workspace.md)