# Methodologies

- [VOIP Checklist](/guides/methodologies/voip-checklist.md)
- [OWASP v4 Checklist](/guides/methodologies/owasp-identifiers.md)
- [External Inf](/guides/methodologies/external-inf.md): Needs updated!
- [Internal Infrastructure](/guides/methodologies/internal-infrastructure.md): Outline of a internal Infrastructure. In no way complete!