Scope
This document explains how to set up the Policy Scope for the Slack Enterprise edition. If you are using a Slack Slack Pro or Slack Business+ editions, you must refer to this document.
The Scope stage allows you to select Slack Channels, Connections, and Direct Messages (DMs) which must be scanned by the policy.
You must add the Nightfall Pro Slack application to all the channels that you wish to scan with Nightfall.
To configure the Policy Scope for the Slack Enterprise edition:
Select one of the following options under the Select Workspaces and Channels section. The scope of this policy is limited to only those Workspaces, channels, and connections that you select in this section.
Workspaces: Select the Select All check box to scan the data in all your Slack workspaces. If you wish to scan only a few workspaces, select the check box(es) of the workspaces to be scanned.
Channels: Select the Select All check box to scan the data in all your Slack channels. Select the Public Channels check box to scan data only in your Public Slack Channels. Select the Private Channels check box to scan data only in your private Slack channels. Select the Direct Messages check box to scan messages shared by individuals in direct messages.
Connections: Select the Select All check box to scan the data in all your Slack connections. Select the Public Connect Channels check box to scan data only in your Public connect Slack Channels. Select the Private Connect Channels check box to scan data only in your private connect Slack channels. Select the Direct Messages check box to scan data shared by individuals as direct messages in shared channels.
(Optional) To select specific channels to be scanned, you must first click the Specific channel(s) radio button. You must then enter the Slack channel ID of the channels that you wish to be scanned. To learn more about how to find the Channel ID of a Slack channel, see View Channel ID.
Setting up Exclusions
The Exclusion settings allow you to exclude specific users or apps (from within the selected monitoring scope) from being scanned. For instance, if you have selected the Select All option in the Channels section, all the Channels are included for scanning, Now, if you wish to exclude any specific channel(s), you can configure such type of settings in the exclusion section.
The exclusions section is optional and you can proceed without configuring it if you wish all your data to be scanned.
To set up exclusions:
(applicable only if you executed step 2 in the previous section) Click the Workspaces radio button.
Select one of the following options under the Exclusions section.
(Optional) Select the name of the users to be excluded, from the Exclude Users drop-down menu.
(Optional) Enter the Slack channel ID of the channels that you wish to be scanned. To learn more about how to find the Channel ID of a Slack channel, see View Channel ID.
(Optional) Select the name of the applications to be excluded, from the Exclude Apps drop-down menu.
If you have chosen to monitor specific Slack channels (step 2 in the previous section), additionally you can also select specific users and applications (that are part of the selected Slack channels) from being excluded from scanning. The following step explains how to accomplish this.
Click the Specific channel(s) radio button.
Select one of the following options or both options.
Select the name of the users to be excluded, from the Exclude Users drop-down menu.
Select the name of the applications to be excluded, from the Exclude Apps drop-down menu.
Click Next.
View Channel ID
To view and copy the Channel ID of a Slack channel:
Click the required Slack Channel.
Click the Get channel details button.
Navigate to the bottom and click the Copy channel id button.
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