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Duration 14 hours
Course Outline
Federated Messaging Sovereignty
- How Slack and Teams lead to data silos and exposure to foreign jurisdictions.
- Matrix protocol structure: homeservers, rooms, events, and federation.
- Synapse as the standard server: key features and resource requirements.
- Benchmarking against Mattermost, Rocket.Chat, and Zulip.
Deploying Synapse
- Setting up a Docker Compose stack including synapse, postgres, and element-web.
- Installing native packages and configuring systemd services.
- Implementing a reverse proxy with Nginx and TLS.
- Generating initial configurations and handling database migrations.
Client Setup
- Deploying Element Web and applying custom branding.
- Configuring custom homeserver URLs for desktop and mobile apps.
- Managing user registration, login, and password resets.
- Defining policies for guest access and room discovery.
Encryption and Security
- Implementing end-to-end encryption using Olm and Megolm.
- Verifying devices and managing cross-signing.
- Backing up and recovering keys using a passphrase.
- Navigating admin access to encrypted content, including limitations and safeguards.
Bridges and Integrations
- Connecting to Slack, Discord, IRC, and WhatsApp via bridges.
- Setting up email notifications and GitHub/GitLab webhooks.
- Integrating Jitsi for encrypted video conferencing.
- Developing custom bots using the matrix-nio SDK.
Federation and Governance
- Configuring federation whitelist and blacklist rules.
- Handling room version upgrades and state resolution.
- Managing media repository limits and data retention.
- Utilizing antispam and abuse reporting mechanisms.
Maintenance and Scaling
- Optimizing databases and using purge APIs to remove outdated data.
- Cleaning up media storage and offloading to S3.
- Employing worker mode to handle high-traffic scenarios.
- Backing up homeserver state and planning disaster recovery.
Requirements
- Intermediate skills in Linux and Docker administration.
- A solid grasp of instant messaging protocols and federation concepts.
- Experience with PostgreSQL and deploying Python applications.
Target Audience
- IT teams seeking a sovereign alternative to Slack, Teams, or Discord.
- Organizations requiring on-premise messaging solutions with end-to-end encryption.
- Government and defense sectors needing federated, auditable communication channels.
