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Course Outline
Federated Messaging Sovereignty
- Why Slack and Teams create data silos and expose organisations to foreign jurisdictions.
- Matrix protocol architecture: homeservers, rooms, events, and federation mechanisms.
- Synapse as the reference server: features and resource profiling.
- Comparison with Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Docker Compose stack comprising Synapse, Postgres, and Element-Web.
- Native package installation and systemd service configuration.
- Reverse proxy setup with Nginx and TLS.
- Initial configuration generation and database migration processes.
Client Configuration
- Element Web deployment and custom branding implementation.
- Configuration of desktop and mobile app homeserver URLs.
- User registration, login procedures, and password reset functionalities.
- Policies for guest access and room discovery.
Encryption and Security
- End-to-end encryption utilizing Olm and Megolm protocols.
- Device verification and cross-signing processes.
- Key backup and recovery mechanisms using passphrases.
- Limitations and mitigations regarding administrative access to encrypted content.
Bridges and Integrations
- Implementation 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
- Federation whitelist and blacklist policies.
- Room version upgrades and state resolution procedures.
- Media repository limits and retention strategies.
- Antispam and abuse reporting tools.
Maintenance and Scaling
- Database optimization and purge APIs for historical data management.
- Media storage cleanup and S3 offloading techniques.
- Worker mode configuration for high-traffic deployments.
- Backup and disaster recovery strategies for homeserver state.
Requirements
- Intermediate proficiency in 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.
- Organisations requiring on-premise messaging solutions with end-to-end encryption.
- Government and defence teams needing federated, auditable chat systems.
14 Hours
