1. Culture
2. 2.Administrations de serveurs
   1. Linux
   2. windows
3. 3.Réseaux
   1. Protocoles
      1. Layer 3 / Network Layer
         1. IP
            1. IPv4
            2. IPV6
         2. ICMP
         3. IPSec
      2. Layer 4 / Transport Layer
         1. TCP
         2. UDP
      3. Layer 7 / Application Layer
         1. HTTP / HTTPS
         2. SSH
         3. TLS/mTLS
         4. DNS
         5. LDAP
         6. SMTP
4. 4.Langages
   1. Programmation
      1. Python
      2. Go
      3. Rust
      4. PowerShell
      5. Ruby
   2. Format
      1. Yaml
      2. MarkDown
      3. Json
      4. XML
   3. Build & Tests
      1. Gestion de version de code
         1. Git
      2. Gestion d'Artefacts
         1. Nexus
         2. Artifactory
         3. Gitlab
         4. Harbor
         5. Pulp
      3. Tests
         1. Test Unitaire
         2. Test d'intégration
         3. Test de bout en bout
      4. Linting
   4. API
      1. Rest
      2. GraphQL
5. 5.Sécurité
   1. Supply Chain
      1. Sigstore
      2. Trivy
   2. Systèmes
   3. SIEM
      1. Wazuh
   4. Secrets Mgmt
      1. Vault
6. 6.Documentation
   1. Docusaurus
   2. mkdocs
7. 7.Serveurs
   1. Web
      1. Apache
      2. Nginx
      3. Tomcat
   2. Cache
      1. Redis
      2. Memcache
      3. Dragonfly
   3. Base De Données
      1. Mysql/MariaDB
      2. PostgreSQL
      3. MongoDB
      4. OracleDB
   4. IDP
      1. FreeIPA
8. 8.Virtualisation
   1. Proxmox
   2. VMware
9. 9.Infra-As-Code
   1. Provisionnement
      1. Terraform
      2. Vagrant
      3. CloudFormation
      4. Pulumi
   2. Gestion de Configuration
      1. Ansible
      2. Rudder
      3. Puppet
      4. Chef
      5. Salt
   3. Gestion des évènements
      1. Ansible Event Driven
10. 10.Pipeline CI/CD
    1. Gitlab CI/CD
    2. Github Actions
    3. Jenkins
11. 11.Cloud
    1. AWS
    2. GCP
    3. Azure
    4. OVH
    5. Outscale
    6. Scaleway
12. 12.Cloud Native
    1. Conteneurs
       1. Docker
       2. Podman
    2. Orchestrateurs
       1. Docker-Compose
       2. Kubernetes
       3. Nomad
13. 13.Observabilité
    1. Logging
       1. Loki
       2. Splunk
    2. Monitoring
       1. Zabbix
       2. Centreon
       3. Prometheus
    3. Tracing
       1. Mimir