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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: key features and resource requirements.
- Comparison with Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Setting up Docker Compose stacks including synapse, postgres, and element-web.
- Native package installation and systemd service configuration.
- Configuring Nginx reverse proxy with TLS.
- Generating initial configuration files and performing database migrations.
Client Configuration
- Deploying Element Web with custom branding options.
- Setting custom homeserver URLs for desktop and mobile applications.
- Managing user registration, login processes, and password resets.
- Defining guest access rules and room discovery policies.
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 mechanisms with passphrases.
- Understanding limitations and mitigations regarding admin access to encrypted content.
Bridges and Integrations
- Connecting with Slack, Discord, IRC, and WhatsApp via bridges.
- 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.
- Upgrading room versions and handling state resolution.
- Configuring media repository limits and retention policies.
- Utilizing antispam and abuse reporting tools.
Maintenance and Scaling
- Optimizing the database and using purge APIs to manage old data.
- Cleaning media storage and offloading to S3.
- Implementing worker mode for high-traffic deployment scenarios.
- Establishing backup and disaster recovery plans 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.
Audience
- IT teams looking 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
