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Course Outline
Federated Messaging Sovereignty
- Why Slack and Teams create data silos and expose organizations to foreign jurisdiction risks.
- Matrix protocol architecture: understanding homeservers, rooms, events, and federation.
- 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, and 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 customization of branding.
- Configuring desktop and mobile apps to point to the custom homeserver URL.
- Managing user registration, login procedures, and password resets.
- Setting up guest access and room discovery policies.
Encryption and Security
- Implementing end-to-end encryption using Olm and Megolm protocols.
- Device verification and cross-signing setup.
- Key backup and recovery methods utilizing passphrases.
- Understanding limitations and mitigations regarding admin access to encrypted content.
Bridges and Integrations
- Setting up bridges for Slack, Discord, IRC, and WhatsApp.
- Configuring email notifications and GitHub/GitLab webhooks.
- Integrating Jitsi for encrypted video conferencing.
- Developing custom bots using the matrix-nio SDK.
Federation and Governance
- Managing federation whitelist and blacklist policies.
- Handling room version upgrades and state resolution.
- Configuring media repository limits and retention policies.
- Utilizing antispam and abuse reporting tools.
Maintenance and Scaling
- Database optimization and using purge APIs to manage old data.
- Performing media storage cleanup and offloading to S3.
- Implementing worker mode for high-traffic deployments.
- Executing backup and disaster recovery procedures for homeserver state.
Requirements
- Intermediate proficiency in Linux and Docker administration.
- Understanding of instant messaging protocols and federation concepts.
- Familiarity with PostgreSQL and the deployment of Python applications.
Target Audience
- IT teams seeking to replace Slack, Teams, or Discord with a sovereign data alternative.
- Organizations requiring on-premise messaging solutions with end-to-end encryption.
- Government and defense sectors needing federated, auditable chat capabilities.
14 Hours
