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Overview

Slack is TierZero’s primary communication channel. The integration enables TierZero to participate in incident channels, respond to questions, deliver investigation findings, and interact with your team directly where they work.

Prerequisites

  • Administrative access to your Slack workspace
  • Permission to install Slack apps

Setup Instructions

Step 1: Navigate to Integration Settings

  1. Log into your TierZero dashboard
  2. Go to Settings → Integrations
  3. Click Connect next to Slack

Step 2: Install the Slack App

  1. Click Add to Slack
  2. You’ll be redirected to Slack to authorize the installation
  3. Review the permissions and click Allow
  4. You’ll be redirected back to TierZero
The integration should now show as connected.

Permissions

The TierZero Slack App requests the following permissions:

Communication & Responses

  • App mentions: Respond to @TierZero mentions in channels
  • Send messages: Post investigation findings and responses
  • Customize messages: Respond with custom formatting
  • Slash commands: Enable /remember to save context and preferences

Channel Access

  • Join public channels: Investigate incidents and gather context
  • Read public channels: Access channel messages for investigation
  • Access channel history: Gather historical context for investigations
  • Read and write to private channels: Full functionality in private alert and incident channels

Direct Messages & Groups

  • Read and write direct messages: Interact with TierZero via DM
  • Read multi-party DMs: Support group conversations with TierZero

Context & Investigation

  • Read message metadata: Gather context from message metadata
  • Read pinned messages: Access pinned runbooks and important messages
  • Read and write files: Download attachments for context, upload investigation findings

Feedback & User Management

  • Read and add reactions: Gather thumbs-up/down feedback, acknowledge requests with reactions
  • Read user information and groups: Triage issues to the correct person or team

What TierZero Uses Slack For

  • Incident Agent: Auto-joins incident channels, posts real-time findings
  • Alert Agent: Delivers investigation results to configured channels
  • Support Agent: Monitors ask channels and answers questions
  • Digest Agent: Posts scheduled reports to team channels
  • Copilot: Interactive conversations via DM or in-channel mentions

Configuring Slack Triggers

You can configure advanced Slack triggers through Advanced Settings to control when TierZero responds to messages, including channel-specific triggers, text matching, and intelligent filtering.

Security

  • TierZero follows Slack’s OAuth 2.0 authorization flow
  • Access can be revoked at any time from your Slack workspace settings (Settings → Manage Apps)
  • All communication is encrypted in transit

Troubleshooting

TierZero Not Responding in a Channel

  • Ensure TierZero has been invited to the channel (for private channels)
  • Check that no Slack trigger filters are excluding the channel (see Advanced Settings)
  • Verify the Slack integration is still connected in Settings → Integrations

Missing Message History

  • TierZero can only access message history after being added to a channel
  • For private channels, TierZero must be explicitly invited