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Course Outline
Decentralised Communication Sovereignty
- Why centralised chat poses a data governance risk.
- Matrix protocol overview: rooms, events, and federation.
- Synapse vs Dendrite homeserver options.
Homeserver Deployment
- Docker Compose stack with Synapse, PostgreSQL, and Element Web.
- Reverse proxy configuration using Nginx and LetsEncrypt.
- Federation configuration: .well-known delegation and port 8448.
Authentication and Identity
- Local auth, LDAP integration, and OpenID Connect.
- User registration policies and guest access control.
- SSO with Keycloak, Authentik, or Authelia.
End-to-End Encryption
- Cross-signing and device verification workflows.
- Key backup and recovery for lost devices.
- Admin implications of encrypted rooms and export rules.
Spaces, Rooms, and Bridges
- Structuring enterprise spaces for departments and projects.
- IRC, Slack, and Telegram bridges for inter-team communication.
- Threading, reactions, and bots for automation.
Security and Moderation
- Admin API for user management, room shutdown, and data deletion.
- Privacy settings: message retention, redaction, and media purging.
- Rate limiting and CAPTCHA to mitigate spam registration.
Maintenance and Scaling
- Postgres maintenance: vacuum, indexing, and long-term retention.
- Media repository sizing and S3 offloading.
- Monitoring with Prometheus and logging retention policies.
Requirements
- Intermediate Linux system administration skills and a foundational understanding of Docker.
- Understanding of federated messaging and HTTPS.
- Familiarity with web proxy configuration, specifically Nginx/Apache.
Audience
- Enterprise IT teams looking to replace Slack, Teams, or Discord with sovereign messaging solutions.
- Regulated industries such as healthcare, finance, and defence.
- Proponents of decentralisation and privacy-focused organisations.
14 Hours
Testimonials (3)
She was very well verse with the material. Very nice, engaging. She always pauses to ask if there are questions or clarifications.
Jones Manlapaz - Nordstern Group
Course - Introduction to Semantic MediaWiki
The engagement and the practical examples we did as a group to get more understanding of the topic
ISABELLA - Sedibeng TVET College
Course - Microsoft Teams, Outlook, OneDrive, and Lists Integration
Trainer willingness to help
