A surprising number of PAM conversations treat session recording and session brokering as interchangeable, or as a checkbox you satisfy with either one. They are not the same control, and confusing them tends to produce a program that is very good at generating evidence after an incident and not especially good at preventing one.
What each one actually does
Session recording captures what happened during a privileged session — keystrokes, screen output, commands executed — so it can be reviewed, audited, or replayed later. It is forensic and after-the-fact by design. Session brokering sits in front of the connection itself, deciding whether a given identity gets to reach a given target at all, under what credential, for how long, and with what commands or actions permitted. It is a gate, not a camera.
Put another way: recording answers 'what did this person do,' brokering answers 'should this person be doing this in the first place.' A recording of an admin running a destructive command against production is a very complete record of a bad day. A broker that never grants standing access to that production system, and issues a time-boxed credential only for the specific task at hand, is what stops the bad day from happening.
A useful way to picture this is the zero-standing-privilege pattern: a request flows through a just-in-time grant, a scoped and time-boxed session, and automatic revocation when the window closes. Brokering enforces that flow. Recording, layered on top, gives you the audit trail proving the flow was actually followed.
Teams often reach for recording first because it feels lower-friction to deploy — nobody has to change how they connect to anything, you just start capturing sessions in the background. That's a reasonable starting point, but it quietly leaves the standing-access problem untouched: the accounts that could do damage still can, at any time, and the recording only tells you about it afterward. Brokering requires more upfront work — provisioning flows, credential vaulting, integration with the targets themselves — which is exactly why it gets deferred, and exactly why deferring it is the riskier trade.
The two controls are genuinely complementary rather than competing, and a mature PAM deployment, whether run through a managed Idira instance or built on-premise, uses both: brokering to keep access scoped and temporary, recording to document that it was. Access control, at bottom, is the same discipline whether the thing touching the system is a person, a service account, or an AI agent, and neither a camera nor a gate alone is the discipline — you need the gate to make the access narrow, and the camera to prove it stayed that way.