T-9005adapted
Reputation Poisoning
Generate malicious or harmful outputs to damage the agent operator's reputation
Tactic
Impact (Stage 9)
Modify data, deploy malicious code, or disrupt services
Attack Class
ORG-SKILL-SPREAD
Propagating malicious capabilities across an organization's agent fleet through shared skills and registries
Evidence
adapted
Well-understood traditional technique applied to the AI agent context.
DVAA Validation
malicious output generation
Detection (HackMyAgent)
SUPPLY-001
npx hackmyagent secure --ciDefense (OASB Controls)
OASB 6.1OASB 6.2OASB 6.3OASB 6.4OASB 6.5OASB 11.1OASB 11.2OASB 11.3OASB 11.4
How to Cite
AI Agent Threat Matrix T-9005 (Reputation Poisoning). OpenA2A, 2026. https://threats.opena2a.org/techniques/T-9005