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Course Outline
Federated Messaging Sovereignty
- Understanding how Slack and Teams create data silos and expose organizations to foreign jurisdiction risks.
- Matrix protocol architecture: homeservers, rooms, events, and federation mechanisms.
- Synapse as the reference server: key features and resource requirements.
- Comparative analysis with Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Setting up a Docker Compose stack including synapse, postgres, and element-web.
- Native package installation and systemd service configuration.
- Configuring a reverse proxy with Nginx and TLS.
- Generating initial configurations and performing database migrations.
Client Configuration
- Deploying Element Web with custom branding options.
- Configuring desktop and mobile apps to point to a custom homeserver URL.
- Managing user registration, login processes, and password resets.
- Defining policies for guest access and room discovery.
Encryption and Security
- Implementing end-to-end encryption using Olm and Megolm protocols.
- Performing device verification and cross-signing setups.
- Managing key backup and recovery with passphrases.
- Understanding limitations regarding admin access to encrypted content and associated mitigations.
Bridges and Integrations
- Connecting via Slack, Discord, IRC, and WhatsApp bridges.
- Configuring email notifications and GitHub/GitLab webhooks.
- Integrating Jitsi for encrypted video conferencing.
- Developing custom bots using the matrix-nio SDK.
Federation and Governance
- Establishing federation whitelist and blacklist policies.
- Handling room version upgrades and state resolution.
- Managing media repository limits and retention periods.
- Utilizing antispam tools and abuse reporting mechanisms.
Maintenance and Scaling
- Optimizing the database and using purge APIs for historical data cleanup.
- Performing media storage cleanup and offloading to S3.
- Implementing worker mode for high-traffic deployments.
- Establishing backup and disaster recovery procedures for homeserver state.
Requirements
- Intermediate-level knowledge of Linux and Docker administration.
- Understanding of instant messaging protocols and federation concepts.
- Familiarity with PostgreSQL and Python application deployment.
Audience
- IT teams seeking to replace Slack, Teams, or Discord with a sovereign alternative.
- Organizations requiring on-premise messaging solutions with end-to-end encryption.
- Government and defense entities needing federated, auditable chat capabilities.
14 Hours
