Campaign Phases: From Recon to Command

A campaign phase is a stage of cybersecurity program maturity. CDA organizes the complete journey from no formal security program to operational continuous defense into five phases: `C-RECON`, `C-BUILD`, `C-HARDEN`, `C-DRILL`, and `C-COMMAND`.

CDA ProprietaryBeginnerCUI1,829 words8 min readApr 7, 2026

Last updated Apr 11, 2026

CLASSIFICATION: CUI

This article requires CUI clearance or higher.

What you need

Create a free Nexus ID to access CDA proprietary content including PDM domain explainers, methodology deep-dives, and reconnaissance mission briefings.

Create Nexus ID (Free)

Also at this clearance level

DPSDataIntermediateCUI

Data Protection and Sovereignty (DPS): The Geological Core

# Data Protection and Sovereignty (DPS): The Geological Core Data Protection and Sovereignty is the innermost domain of the Planetary Defense Model.

2,415 words13 min read

VSDVulnerabilityIntermediateCUI

Table of Contents

Campaign Phases: From Recon to Command

What you need

Also at this clearance level

Data Protection and Sovereignty (DPS): The Geological Core

Vulnerability and Surface Defense (VSD): The Oceans

Security for Manufacturing

Security for SaaS Companies