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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 requirements.
- Comparison with Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Docker Compose stack setup including synapse, PostgreSQL, and Element-Web.
- Native package installation and systemd service configuration.
- Reverse proxy configuration using Nginx with TLS.
- Initial configuration generation and database migration processes.
Client Configuration
- Element Web deployment and custom branding implementation.
- Customizing the homeserver URL for desktop and mobile applications.
- Managing user registration, login, and password reset procedures.
- Configuring guest access and room discovery policies.
Encryption and Security
- End-to-end encryption using Olm and Megolm protocols.
- Device verification and cross-signing mechanisms.
- Key backup and recovery procedures using passphrases.
- Limits and mitigations regarding admin access to encrypted content.
Bridges and Integrations
- Implementation of bridges for Slack, Discord, IRC, and WhatsApp.
- Email notifications and GitHub/GitLab webhook integrations.
- Jitsi integration for encrypted video conferencing.
- Custom bot development utilizing the matrix-nio SDK.
Federation and Governance
- Federation whitelist and blacklist policies.
- Room version upgrades and state resolution processes.
- Media repository limits and data retention strategies.
- Antispam measures and abuse reporting tools.
Maintenance and Scaling
- Database optimization and using purge APIs for old data.
- Media storage cleanup and offloading to S3.
- Utilizing worker mode for high-traffic deployments.
- Backup and disaster recovery procedures for homeserver state.
Requirements
- Intermediate-level proficiency in Linux and Docker administration.
- Understanding of instant messaging protocols and federation concepts.
- Familiarity with PostgreSQL and the deployment of Python applications.
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 units needing federated, auditable chat capabilities.
14 Hours
