Update docs/tech_docs/cybersecurity_getting_started.md

docs/tech_docs/cybersecurity_getting_started.md

@@ -1,3 +1,109 @@
+Using Docker and Docker Compose is an excellent choice for building out your cybersecurity lab capabilities. It allows you to create portable, isolated environments for each learning path, making it easy to deploy, manage, and scale your lab setup. Here's how you can structure your lab using Docker and Docker Compose:
+
+1. Create a directory structure for your Docker-based lab:
+
+```
+cybersecurity-lab/
+├── network-security/
+│   ├── docker-compose.yml
+│   └── Dockerfile
+├── web-app-security/
+│   ├── docker-compose.yml
+│   └── Dockerfile
+├── incident-response/
+│   ├── docker-compose.yml
+│   └── Dockerfile
+└── malware-analysis/
+    ├── docker-compose.yml
+    └── Dockerfile
+```
+
+2. For each learning path, create a `Dockerfile` that includes the necessary tools and dependencies. Here's an example `Dockerfile` for the `network-security` path:
+
+```Dockerfile
+FROM ubuntu:20.04
+
+RUN apt-get update && apt-get install -y \
+    wireshark \
+    gns3-server \
+    gns3-gui \
+    openvpn \
+    && rm -rf /var/lib/apt/lists/*
+
+CMD ["bash"]
+```
+
+3. Create a `docker-compose.yml` file for each learning path to define the services, networks, and volumes. Here's an example for the `network-security` path:
+
+```yaml
+version: '3'
+services:
+  network-security:
+    build: .
+    container_name: network-security
+    volumes:
+      - ./shared:/shared
+    networks:
+      - lab-network
+    tty: true
+
+networks:
+  lab-network:
+    driver: bridge
+
+volumes:
+  shared:
+    driver: local
+```
+
+4. Repeat steps 2 and 3 for each learning path, customizing the `Dockerfile` and `docker-compose.yml` files as needed.
+
+5. To start a specific learning path environment, navigate to the corresponding directory and run:
+
+```bash
+docker-compose up -d
+```
+
+This command will build the Docker image and start the container in detached mode.
+
+6. To access the container, use:
+
+```bash
+docker exec -it network-security bash
+```
+
+Replace `network-security` with the appropriate container name for each learning path.
+
+7. You can share files between the host and containers using the mapped volumes defined in the `docker-compose.yml` files.
+
+8. To stop and remove the containers, networks, and volumes, run:
+
+```bash
+docker-compose down -v
+```
+
+## Mermaid Diagram
+
+```mermaid
+graph TD;
+A[cybersecurity-lab] --> B[network-security]
+A --> C[web-app-security]
+A --> D[incident-response]
+A --> E[malware-analysis]
+B --> F[Dockerfile]
+B --> G[docker-compose.yml]
+C --> H[Dockerfile]
+C --> I[docker-compose.yml]
+D --> J[Dockerfile]
+D --> K[docker-compose.yml]
+E --> L[Dockerfile]
+E --> M[docker-compose.yml]
+```
+
+By using Docker and Docker Compose, you can create a flexible and modular cybersecurity lab environment that allows you to focus on specific learning paths. This approach makes it easy to manage dependencies, share resources, and maintain isolated environments for each area of study.
+
+---
+
 I'm glad you found the Docker and Docker Compose based lab setup helpful! Let's brainstorm some ideas to further enhance and expand your cybersecurity lab:
 
 1. **Centralized Lab Management**: