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Course Outline
Federated Messaging Sovereignty
- Understanding how Slack and Teams create data silos and expose organizations to foreign jurisdiction risks.
- Exploring the Matrix protocol architecture: homeservers, rooms, events, and federation.
- Synapse as the reference server: detailed features and resource profile.
- Comparative analysis with Mattermost, Rocket.Chat, and Zulip.
Synapse Deployment
- Setting up a Docker Compose stack including synapse, postgres, and element-web.
- Installing native packages and configuring systemd services.
- Implementing a reverse proxy with Nginx and TLS.
- Generating initial configurations and performing database migrations.
Client Configuration
- Deploying Element Web and applying custom branding.
- Configuring custom homeserver URLs for desktop and mobile applications.
- Managing user registration, login processes, and password resets.
- Defining guest access and room discovery policies.
Encryption and Security
- Implementing end-to-end encryption using Olm and Megolm.
- Handling device verification and cross-signing mechanisms.
- Setting up key backup and recovery using passphrases.
- Understanding admin access limitations to encrypted content and potential mitigations.
Bridges and Integrations
- Configuring bridges for Slack, Discord, IRC, and WhatsApp.
- Setting up email notifications and GitHub/GitLab webhooks.
- Integrating Jitsi for encrypted video calling.
- Developing custom bots using the matrix-nio SDK.
Federation and Governance
- Establishing federation whitelist and blacklist policies.
- Managing room version upgrades and state resolution.
- Configuring media repository limits and retention strategies.
- Utilizing antispam and abuse reporting tools.
Maintenance and Scaling
- Optimizing databases and using purge APIs for legacy data.
- Cleaning up media storage and offloading to S3.
- Implementing worker mode for high-traffic deployments.
- Performing backups and disaster recovery for homeserver state.
Requirements
- Intermediate proficiency in Linux and Docker administration.
- A solid 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 teams in need of federated, auditable chat infrastructure.
14 Hours
