Prompt Injection Attack Patterns

Direct and indirect prompt injection techniques targeting LLM-powered applications, with detection and mitigation strategies.

Threat IntelligenceTIDThreatDPSDataAdvancedCUI1,927 words8 min readApr 1, 2026

Last updated Apr 11, 2026Currentv2

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

Table of Contents

Prompt Injection Attack Patterns

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

The Academy

The Command Post

The Armory