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Course Outline
Messaging Sovereignty and Federation
- The reasons why Slack and Teams lead to data silos and exposure to foreign jurisdictions.
- Matrix protocol architecture, including homeservers, rooms, events, and federation.
- Synapse as the reference server: key features and resource requirements.
- A comparative analysis with Mattermost, Rocket.Chat, and Zulip.
Deploying Synapse
- Setting up a Docker Compose stack with synapse, postgres, and element-web.
- Installing native packages and configuring systemd services.
- Implementing a reverse proxy with Nginx and TLS.
- Generating initial configurations and managing database migrations.
Client Setup and Configuration
- Deploying Element Web and applying custom branding.
- Configuring desktop and mobile apps with custom homeserver URLs.
- Managing user registration, login, and password reset processes.
- Establishing policies for guest access and room discovery.
Encryption and Security Measures
- End-to-end encryption utilizing Olm and Megolm.
- Implementing device verification and cross-signing protocols.
- Managing key backup and recovery using passphrases.
- Understanding limitations and mitigations regarding admin access to encrypted content.
Bridges and System Integrations
- Bridging connections to Slack, Discord, IRC, and WhatsApp.
- Configuring email notifications and GitHub/GitLab webhooks.
- Integrating Jitsi for secure video conferencing.
- Developing custom bots using the matrix-nio SDK.
Federation Governance and Policies
- Defining federation whitelist and blacklist policies.
- Handling room version upgrades and state resolution.
- Setting limits and retention policies for the media repository.
- Utilizing antispam and abuse reporting tools.
Maintenance and Scalability
- Optimizing databases and using purge APIs for legacy data.
- Cleaning up media storage and offloading to S3.
- Implementing worker mode for high-traffic environments.
- Establishing backup and disaster recovery procedures for homeserver state.
Requirements
- Intermediate proficiency in Linux and Docker administration.
- A foundational understanding of instant messaging protocols and federation mechanisms.
- Familiarity with PostgreSQL and the deployment of Python-based applications.
Target Audience
- IT teams looking to replace Slack, Teams, or Discord with a sovereign alternative.
- Organizations that require on-premise messaging solutions with end-to-end encryption.
- Government and defense entities necessitating federated and auditable chat capabilities.
14 Hours
