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Course Outline
Federated Messaging Sovereignty
- Understanding how Slack and Teams create data silos and expose users to foreign jurisdiction risks.
- Overview of Matrix protocol architecture: homeservers, rooms, events, and federation.
- Synapse as the reference server: key features and resource requirements.
- Comparison with alternatives such as Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Setting up a Docker Compose stack including synapse, postgres, and element-web.
- Native package installation and systemd service configuration.
- Configuring a reverse proxy with Nginx and TLS.
- Generating initial configuration files and performing database migrations.
Client Configuration
- Deploying Element Web with custom branding options.
- Configuring desktop and mobile apps to point to a custom homeserver URL.
- Managing user registration, login processes, and password resets.
- Establishing guest access policies and room discovery settings.
Encryption and Security
- Implementing end-to-end encryption using Olm and Megolm protocols.
- Performing device verification and cross-signing.
- Setting up key backup and recovery with a passphrase.
- Understanding admin access limitations regarding encrypted content and associated mitigations.
Bridges and Integrations
- Connecting Slack, Discord, IRC, and WhatsApp via bridges.
- Configuring email notifications and webhooks for GitHub/GitLab.
- 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 tools for antispam and abuse reporting.
Maintenance and Scaling
- Optimizing databases and using purge APIs for historical data.
- Cleaning up media storage and offloading to S3.
- Implementing worker mode for high-traffic deployments.
- Establishing backup and disaster recovery procedures for homeserver state.
Requirements
- Intermediate-level knowledge of 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 alternative.
- Organizations requiring on-premise messaging solutions with end-to-end encryption.
- Government and defense units needing federated, auditable chat capabilities.
14 Hours
