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ASI08: Repudiation

Insufficient audit trail to prove who/what triggered an agent action.

Last reviewed July 2026

The gap ASI08 closes

In OWASP Agentic Top 10, Repudiation addresses audit. Insufficient audit trail to prove who/what triggered an agent action. Penaxtra records this control at medium severity and establishes its state by exercising it against the running system, so the result reflects observed behavior rather than a documented assertion.

How Penaxtra delivers ASI08

Penaxtra ships adversarial probe families that target repudiation directly. Each probe runs against the live endpoint on a schedule, and every triggering response is scored by three independent judges and a meta-judge before it is recorded as a finding under the ASI08 identifier. The OWASP Agentic Top 10 ASI08 identifier is attached when the finding is created, so it appears in the exported evidence pack already mapped to the control. Where the same weakness maps to another framework, the finding carries those control identifiers as well.

ASI08 capabilities

Probe and check coverage aligned to ASI08 (Repudiation)

Findings tagged with the OWASP Agentic Top 10 ASI08 identifier

Penaxtra severity for this control (medium)

Cross-framework identifiers attached to the same finding where controls overlap

PDF and JSON evidence export with the control identifier attached

ASI08 compliance mapping

Findings for ASI08 carry the OWASP Agentic Top 10 ASI08 identifier along with the corresponding control identifiers in the other frameworks Penaxtra maps, so one result is reflected across each mapped framework.

Frequently asked

What is ASI08 (Repudiation)?

Insufficient audit trail to prove who/what triggered an agent action. It is a OWASP Agentic Top 10 control; Penaxtra assesses it at medium severity.

How does Penaxtra test for ASI08?

Penaxtra ships adversarial probe families that target repudiation directly. Each probe runs against the live endpoint on a schedule, and every triggering response is scored by three independent judges and a meta-judge before it is recorded as a finding under the ASI08 identifier.

Does a finding for ASI08 help with an audit?

Each finding is tagged with the OWASP Agentic Top 10 ASI08 identifier and exported in the PDF and JSON evidence pack, so it appears on the auditor control list with the identifier already attached.