Reading path
Ten pages, just under an hour, and afterwards you can name every place an AI agent can be refused and who chose each setting.
The first page sorts the tools by what can be taken back, the next four walk the controls in the order one narrows another, the next three cover the awkward cases a committee raises, and the last two are accounts of a guard that failed.
10 pages, in order. About 58 minutes in all.
You have an hour, and at the end of it somebody is going to ask you what stops the thing. Not whether you want it. What stops it. This path is built for that hour, and for the position you are in when you are answering for a design rather than choosing one.
The reading is ordered on one question repeated five ways: what may leave, who may be spoken to, who approves, what is recorded, and what happens when a guard itself fails. A committee asks those five in roughly that sequence, and the pages answer them in the sequence the controls actually sit in, because each control is only meaningful once the one before it is settled.
The first page is about tools rather than controls, and it is first because the hour hangs on one distinction inside it. Some of what an agent does can be taken back and some cannot, and a governance conversation that has not separated those two is arguing about the wrong half of the system.
The four that follow are the controls, and they narrow each other in that order. One decides what may go out at all. The next decides who is addressable. The third decides whether a person stands in the way before it goes, and what is written down after. The fourth is a single word carried by each specialist that decides whether any of it happens without you being asked. Read out of order, each looks bypassable by the next. Read in this order, you can say without notes which setting refuses a given thing and who chose that setting.
The three after that exist because a committee never stops at the clean case. Somebody will ask what happens when your own approval is ambiguous rather than a clear yes or no. Somebody will ask what the thing does overnight while nobody watches it. Somebody will ask how a change to any of this is examined before it reaches your company. Meet those three here rather than in the room.
The hour closes on two accounts of a guard failing, and that is the part of the order worth defending. Everything before them shows a control working as designed, which is the half a vendor demonstrates. What an audit actually finds is the other half, and it is rarely a control being breached: it is a control nobody set, or a control placed somewhere that made it a liability. Those two pages are five minutes each and they are where the hour ends, so you leave with a failure in mind rather than a promise.
Twenty minutes is enough for the second, third and fourth pages, which are what may leave, who may be addressed, and the one word that decides authority. That much lets you ask whoever built the agent which of the three refused the last thing it did not do, and a design with intentions rather than controls cannot answer it.
One refusal point is deliberately absent: the rule that discards a weak match rather than using it, which is a control and would have made this eleven pages and sixty-four minutes. The relevance cutoff is the page, and the hour is the reason it is not on the list. Cost and procurement are not here either. Nothing in the hour says what the agent bills or how one vendor compares with another, because both are settled by mechanisms with nothing to do with refusal, and folding them in is what turns an hour into an afternoon. The vendor side lives in the Questions for the Vendor cluster, and the cost pages sit beside these ones in the Cabinet Papers index. Read this hour for one thing only: what the design can refuse, who chose that, and what remains afterwards as evidence.
A discovery call, no deck: your situation, the parts of the room it touches, and what you would need to decide first.