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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: features and resource profiling.
- 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 setup using Nginx and TLS.
- Initial configuration generation and database migration processes.
Client Configuration
- Element Web deployment and custom branding options.
- Configuring desktop and mobile apps with a custom homeserver URL.
- User registration, login procedures, and password reset workflows.
- Policies for guest access and room discovery.
Encryption and Security
- Implementing end-to-end encryption using Olm and Megolm protocols.
- Device verification and cross-signing techniques.
- Key backup and recovery using passphrases.
- Limits and mitigations regarding admin access to encrypted content.
Bridges and Integrations
- Setting up bridges for Slack, Discord, IRC, and WhatsApp.
- Email notifications and GitHub/GitLab webhook integration.
- Jitsi integration for encrypted video calls.
- Custom bot development using the matrix-nio SDK.
Federation and Governance
- Federation whitelist and blacklist policies.
- Room version upgrades and state resolution mechanisms.
- Media repository limits and retention policies.
- Antispam tools and abuse reporting mechanisms.
Maintenance and Scaling
- Database optimization and using purge APIs for old data.
- Media storage cleanup and S3 offloading strategies.
- Worker mode configuration for high-traffic deployments.
- Backup and disaster recovery procedures for homeserver state.
Requirements
- Intermediate knowledge of Linux and Docker administration.
- 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 teams needing federated, auditable chat capabilities.
14 Hours
