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Course Outline
Federated Messaging Sovereignty
- Why Slack and Teams create data silos and expose users to foreign jurisdiction risks.
- Matrix protocol architecture: homeservers, rooms, events, and federation mechanisms.
- Synapse as the reference server: key features and resource requirements.
- Comparison with Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Docker Compose stack setup: synapse, postgres, element-web.
- Native package installation and systemd service configuration.
- Reverse proxy configuration using Nginx and TLS.
- Initial configuration generation and database migration processes.
Client Configuration
- Element Web deployment and custom branding.
- Configuring desktop and mobile apps with custom homeserver URLs.
- Managing user registration, login procedures, and password resets.
- Establishing guest access and room discovery policies.
Encryption and Security
- End-to-end encryption utilizing Olm and Megolm protocols.
- Device verification and cross-signing implementation.
- Key backup and recovery mechanisms using passphrases.
- Admin access limitations to encrypted content and corresponding mitigations.
Bridges and Integrations
- Configuration of Slack, Discord, IRC, and WhatsApp bridges.
- Email notifications and GitHub/GitLab webhook integrations.
- Jitsi integration for encrypted video conferencing.
- Custom bot development using the matrix-nio SDK.
Federation and Governance
- Implementing federation whitelist and blacklist policies.
- Managing room version upgrades and state resolution.
- Setting media repository limits and retention policies.
- Utilizing antispam and abuse reporting tools.
Maintenance and Scaling
- Database optimization and utilizing purge APIs for outdated data.
- Media storage cleanup and offloading to S3.
- Employing worker mode for high-traffic deployments.
- Backup and disaster recovery strategies for homeserver state.
Requirements
- Intermediate-level Linux and Docker administration skills.
- Understanding of instant messaging protocols and federation concepts.
- Familiarity with PostgreSQL and Python application deployment practices.
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 systems.
14 Hours
