NIST 800-171 Controls · Access Control
AC.2.015 — Authorize Remote Execution of Privileged Commands
Authorize remote execution of privileged commands and access to security-relevant information via remote access only for documented operational needs.
What AC.2.015 means in plain English
If an IT admin needs to make important system changes or run powerful commands while working remotely — like installing software, changing configurations, or accessing security settings — that should only be allowed when there's a specific documented reason. You can't just let admins do anything remotely at any time without oversight. There should be a process for approving and tracking these remote privileged actions.
The assessment question
“Is there a documented process for authorizing and tracking when IT administrators perform privileged functions (like changing system settings, installing software, or accessing security configurations) via remote access, rather than those activities being unrestricted?”
How to implement AC.2.015
- Create a simple Remote Privileged Access Request form (a Word document or Google Form works) that requires: requester name, date/time, system to be accessed, reason for privileged remote access, and manager approval.
- Implement a just-in-time (JIT) approach: admin accounts should not be permanently enabled for remote access. The admin requests access, gets approved, performs the task, and access is revoked. Microsoft Entra PIM (Privileged Identity Management) automates this.
- For vendor remote access, require a written work order or ticket before any vendor connects remotely with privileged access. The business owner or designated manager must approve.
- Enable and review audit logs for all remote privileged command executions. In Windows Event Log, Event IDs 4672 (special privileges assigned to new logon) and 4673 (privileged service called) capture these events.
- Document in your System Security Plan the specific operational needs that justify remote privileged access, who is authorized to approve it, and the review schedule for those authorizations.
Evidence your assessor will ask for
- Written Remote Privileged Access Policy or procedure
- Sample completed remote privileged access request/approval form
- Audit log entries showing remote privileged command executions
- Microsoft Entra PIM configuration screenshot (if using M365)
- List of personnel authorized to approve remote privileged access
Does AI prompt monitoring help with this control? Honestly, no.
AC.2.015 is met through the remediation steps above, not through AI traffic controls — an AI prompt firewall neither satisfies nor substitutes for it. We map AI monitoring only to the controls it genuinely evidences (flow control, boundary protection, audit, and incident support); for the full picture of where it does help, see the mapping guide linked below.
Full mapping: which 800-171 controls AI prompt monitoring evidences →
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