RMF and the Authority to Operate
Show that an access control works before calling it implemented.
Reviewed: 2026-10-03
Source-based teaching example · Fictional data
Narration: Microsoft Mark · locally synthesized

00:00:00.000 — What you will learn

Show that an access control works before calling it implemented.

Visual description:
Show that an access control works before calling it implemented.

00:00:06.750 — The idea

A planned control is different from a tested control. Provider evidence does not replace your application’s access checks. Route authorization decisions to the responsible official.

Visual description:
A planned control is different from a tested control. Provider evidence does not replace your application’s access checks. Route authorization decisions to the responsible official.

00:00:21.250 — One useful term

RMF. Risk Management Framework: a structured process for managing system security and privacy risk.

Visual description:
Risk Management Framework: a structured process for managing system security and privacy risk.

00:00:32.042 — A worked example

ORION’s hosting is assessed, but its search index returns the same documents to everyone. Reader A receives Reader B’s restricted document. That is an application access failure.

Visual description:
ORION’s hosting is assessed, but its search index returns the same documents to everyone. Reader A receives Reader B’s restricted document. That is an application access failure.

00:00:47.000 — Your turn to think

Can a careful prompt or hosting assessment repair that access leak? Pause and decide before continuing.

Visual description:
Can a careful prompt or hosting assessment repair that access leak?
Pause the video if you need more time.

00:01:04.625 — Why this answer works

No. Enforce and test application permissions. A checklist without results does not demonstrate the control.

Visual description:
No. Enforce and test application permissions. A checklist without results does not demonstrate the control.

00:01:15.292 — Check 1

Test allowed and denied access.

Visual description:
Test allowed and denied access.

00:01:20.333 — Check 2

Distinguish planned from implemented controls.

Visual description:
Distinguish planned from implemented controls.

00:01:26.250 — Check 3

Preserve the legitimate authorization role.

Visual description:
Preserve the legitimate authorization role.

00:01:31.708 — Now try a different case

Open the lesson and try its different practice case. Use every check in the full task. Watching alone does not mark the lesson complete.

Visual description:
Open the lesson
Try the new case
Check and revise
The full task and its requirements are in the linked lesson.