# Linux Fundamentals

- [Introduction to Linux](/linux-fundamentals/introduction.md)
- [Architecture](/linux-fundamentals/architecture.md)
- [Server Administration](/linux-fundamentals/server-administration.md)
- [User / Groups](/linux-fundamentals/server-administration/user-groups.md)
- [File Permissions](/linux-fundamentals/server-administration/file-permissions.md)
- [SSH](/linux-fundamentals/server-administration/ssh.md)
- [Process Management](/linux-fundamentals/server-administration/process-management.md)
- [Networking](/linux-fundamentals/networking.md)
- [Diagrams](/linux-fundamentals/networking/diagrams.md)
- [Browser URL Example](/linux-fundamentals/networking/browser-url-example.md)
- [Network Topologies](/linux-fundamentals/networking/network-topologies.md): Notes taken from: https://explained-from-first-principles.com/internet/#nodes-and-links
- [Signal Routing](/linux-fundamentals/networking/signal-routing.md)
- [DNS (Domain Name System)](/linux-fundamentals/networking/dns-domain-name-system.md)
- [SSL (Secure Sockets Layer)](/linux-fundamentals/networking/ssl-secure-sockets-layer.md)
- [TLS (Transport Layer Security)](/linux-fundamentals/networking/tls-transport-layer-security.md)