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CHANGE ENFORCEMENT

Mimic Change Enforcement holds a protected server to its known-good baseline.

With protections turned on, a change outside the baseline stops at the point of execution. Every change, authorized and unauthorized, goes on the record for security and GRC teams.

What is Mimic Networks Change Enforcement?

Mimic Networks Change Enforcement holds a protected server to its known-good baseline. With protections turned on, a change outside the baseline stops at the point of execution. It monitors and tracks every change on a protected server, authorized and unauthorized, so security and GRC teams have a forensic record of what changed.

Three terms, defined

Updated 6 November 2026 by Mimic Networks. The outside sources sit at the end of this section, each with its own date.

Change control, the discipline.

Making sure every modification to a critical system is intentional, authorized, documented and reversible, as the Mimic glossary puts it. DORA Article 9(4)(e) and NERC CIP-010-4 Part 1.2 ask for it in their own words.

Change enforcement, the control.

A control on the system itself that checks each change against an approved state when the change executes and stops one outside it. It upholds application change control: critical applications and their configurations stay unchanged unless a change is explicitly authorized. Known-good enforcement is Mimic's approach.

Mimic Networks Change Enforcement, the product.

It holds a protected server to its known-good baseline. With protections turned on, a change outside the baseline stops at the point of execution, and every change, authorized and unauthorized, goes on the record.

  1. European Union, Regulation (EU) 2022/2554 on digital operational resilience for the financial sector (DORA), Article 9(4)(e), Official Journal L 333, 27 December 2022, read 6 November 2026.
  2. NERC, CIP-010-4, Cyber Security: Configuration Change Management and Vulnerability Assessments, Table R1, Part 1.2, read 6 November 2026.

What does Change Enforcement stop, and when?

Changes outside the protected server's known-good baseline. Change Enforcement checks each change against the baseline. With protections turned on, a change outside it stops at the point of execution and a change inside it runs. In Active Mode, the node observes and reports. It enforces once a configuration with protections turned on is applied. In Maintenance Mode, Mimic suspends enforcement and keeps monitoring.

The path of one changeFigure 1: a process on a protected server tries to make a change. Mimic Networks Change Enforcement checks it against the known-good baseline. With protections turned on, a change inside the baseline runs and a change outside it stops at the point of execution. In Maintenance Mode, Mimic suspends enforcement and keeps monitoring. Either way, the change goes on the record. Your team reviews the record in Mimic's dashboard, DashCam and the Management Plane. The events you choose go to SIEM and SOAR platforms, and ServiceNow works with it through a custom deployment.PROTECTED SERVERA process triesto make a changeCHANGE ENFORCEMENTChecks it against theknown-good baselineWith protections turned onMAINTENANCE MODEMimic suspends enforcementand keeps monitoringINSIDE THE BASELINEThe change runsOUTSIDE THE BASELINEStops at the pointof executionON THE RECORDEvery change, authorized and unauthorizedWHERE THE RECORD GOESMIMIC DASHBOARDDashCam and theManagement PlaneSIEM AND SOARThe events you chooseSERVICENOWCustom deployment, for ticketingand change management
Figure 1. One change on a protected server. Change Enforcement checks it against the known-good baseline. With protections turned on, a change outside the baseline stops at the point of execution. Either way, it goes on the record.
The path of one changeFigure 1: a process on a protected server tries to make a change. Mimic Networks Change Enforcement checks it against the known-good baseline. With protections turned on, a change inside the baseline runs and a change outside it stops at the point of execution. In Maintenance Mode, Mimic suspends enforcement and keeps monitoring. Either way, the change goes on the record. Your team reviews the record in Mimic's dashboard, DashCam and the Management Plane. The events you choose go to SIEM and SOAR platforms, and ServiceNow works with it through a custom deployment.PROTECTED SERVERA process tries to make a changeCHANGE ENFORCEMENTChecks it against the known-goodbaselineWith protections turned onMAINTENANCE MODEMimic suspends enforcementand keeps monitoringINSIDE THEBASELINEThe changerunsOUTSIDE THEBASELINEStops at thepoint ofexecutionON THE RECORDEvery change, authorized and unauthorizedWHERE THE RECORD GOESMIMIC DASHBOARDDashCam and the Management PlaneSIEM AND SOARThe events you chooseSERVICENOWCustom deployment, for ticketingand change management
Figure 1. One change on a protected server. Change Enforcement checks it against the known-good baseline. With protections turned on, a change outside the baseline stops at the point of execution. Either way, it goes on the record.

Block unauthorized changes on your servers walks through the job on a server, from baseline to the first blocked change.

How does an approved change get through?

Your change process approves it first. A planned deployment goes through an approval gate: a person approves it, or an approved automated approval process does. Mimic then allows the authorized change through baselining and applying policy. Change Enforcement keeps the approved change on the record with every other change, so the approval and the change sit side by side.

What does it record, and where does the record go?

Every change Mimic monitors on a protected server at the kernel level, authorized and unauthorized, such as file reads and writes, processes and the registry. Change Enforcement keeps that forensic record for at least two months, for security and GRC teams. Your team reviews it in DashCam and the Management Plane. Mimic feeds enforcement events to your SIEM and SOAR platforms.

01.

Review it in Mimic's dashboard.

DashCam and the Management Plane are Mimic's dashboard. Your team reads the record there. Figure 2 shows DashCam's Summary view.

02.

Send it to SIEM and SOAR.

Mimic feeds enforcement events to your security information and event management (SIEM) and security orchestration, automation and response (SOAR) platforms, so your security operations team sees them alongside the rest of its telemetry. You choose which events Mimic passes to them.

03.

Work with ServiceNow.

Mimic integrates with ServiceNow through custom deployments for automated ticketing and change management. Scope it with your ServiceNow owners, because it's built for your instance rather than installed as a packaged connector.

Change evidence for auditors shows how teams use the record in an audit.

Figure 2: screenshot of DashCam's Summary view for six of eleven nodes, 15 July to 11 August 2026. It shows a diversity score of 31.3 percent, rated Medium; 906 artifacts by category (46 unique, 434 partial, 282 common and 144 excluded); the node score distribution; artifacts by node; and a table of six nodes with each one's diversity score, severity, conformity and artifact counts. Hostnames and node IDs are masked.
Figure 2. DashCam's Summary view: six of eleven nodes, 15 July to 11 August 2026. Hostnames and node IDs masked.

Which servers does Change Enforcement cover?

Servers with a Mimic node. Mimic protects Windows Server 2016 and later, and Red Hat Enterprise Linux 8 and later. Mimic keeps supporting Windows Server 2016 after Microsoft's Extended Support ends on 12 January 2027. It doesn't run on laptops, desktops or network devices, so changes there sit outside its baseline and its record.

What happens in Maintenance Mode?

In Maintenance Mode, Mimic suspends enforcement and keeps monitoring. Recording continues, so every change made in the window goes on the record. That makes the window a gap in enforcement, not in the record, so plan it like any other change: only for the work you approved, only for as long as the work takes and with the same approvals you'd want for the change itself.

What is change enforcement?

Change enforcement is a security control that holds a system to an approved state and stops a change outside that state when it tries to execute, instead of detecting and reviewing it afterward. It turns a change policy into a decision the system makes on each change. Mimic Networks Change Enforcement applies it to protected servers, with protections turned on.

How is change enforcement different from change control?

Change control is the discipline: a process decides whether a change should happen, approves it and keeps the request. Change enforcement is a control on the system itself. It checks each change as it executes and stops one outside the approved state. Change management acts before the change, file integrity monitoring reports after it lands and change enforcement acts at the point of execution.

Figure 3. Change management, file integrity monitoring and Mimic Networks Change Enforcement, by when each acts. The first two columns describe each category, not any one vendor's product.
Compared onChange managementFile integrity monitoringMimic Networks Change Enforcement
When it actsBefore the changeAfter the change landsAt the point of execution
The question it answersShould this change happen?Did this file or setting change?Is this change inside the known-good baseline?
Where it runsYour ITSM platform and change boardAgents or scans on the systems it watchesA Mimic node on each protected server
What it does with an unauthorized changeNothing on the server. It rejects the request.Reports it after it lands. Some products add prevention.With protections turned on, stops it at the point of execution.
What it keepsRequests, approvals and ticketsAlerts on watched files and settingsA forensic record of every change, authorized and unauthorized
How it works with MimicMimic integrates with ServiceNow through custom deployments.Mimic runs alongside FIM tools.Mimic feeds enforcement events to your SIEM and SOAR platforms.

Change management

When it acts
Before the change
The question it answers
Should this change happen?
Where it runs
Your ITSM platform and change board
What it does with an unauthorized change
Nothing on the server. It rejects the request.
What it keeps
Requests, approvals and tickets
How it works with Mimic
Mimic integrates with ServiceNow through custom deployments.

File integrity monitoring

When it acts
After the change lands
The question it answers
Did this file or setting change?
Where it runs
Agents or scans on the systems it watches
What it does with an unauthorized change
Reports it after it lands. Some products add prevention.
What it keeps
Alerts on watched files and settings
How it works with Mimic
Mimic runs alongside FIM tools.

Mimic Networks Change Enforcement

When it acts
At the point of execution
The question it answers
Is this change inside the known-good baseline?
Where it runs
A Mimic node on each protected server
What it does with an unauthorized change
With protections turned on, stops it at the point of execution.
What it keeps
A forensic record of every change, authorized and unauthorized
How it works with Mimic
Mimic feeds enforcement events to your SIEM and SOAR platforms.

Figure 3. Change management, file integrity monitoring and Mimic Networks Change Enforcement, by when each acts. The first two columns describe each category, not any one vendor's product.

More on the category: file integrity monitoring software, and when monitoring isn't enough.

What does each team get from Change Enforcement?

Each team that owns change asks a different question. A CISO asks what can change on critical servers. GRC asks what supports change controls in an audit. Security operations asks whether events reach its own tools. Infrastructure owners ask whether it gets in the way of approved work. Here's the answer each one gets.

CISO

What can change on our critical servers?

On the servers Mimic protects, with protections turned on, a change outside the known-good baseline stops at the point of execution. Every change, authorized and unauthorized, goes on the record, so the answer comes from the server, not from a policy document.

GRC

What supports our change controls in an audit?

The record supports controls such as DORA Article 9(4)(e) and NERC CIP-010-4 Part 1.2. Your auditor decides what it shows. Change evidence for auditors covers the detail.

SECURITY OPERATIONS

Will we see enforcement events in our own tools?

Mimic feeds enforcement events to your SIEM and SOAR platforms. You choose which events Mimic passes, so your detections get the ones they need.

INFRASTRUCTURE AND SERVER OWNERS

Will it get in the way of approved work?

A planned deployment goes through an approval gate: a person approves it, or an approved automated approval process does. Mimic then allows the authorized change through baselining and applying policy.

Which controls does the record support?

Change rules ask for a record. DORA Article 9(4)(e) asks that all changes to ICT systems are recorded, tested, assessed, approved, implemented and verified in a controlled manner. NERC CIP-010-4 Part 1.2 asks entities to authorize and document changes that deviate from the existing baseline configuration. The Change Enforcement record supports both. Your auditor decides what it shows.

Change evidence for auditors covers both controls in detail. Related: Financial services, Energy.

What doesn't Change Enforcement do?

It covers only servers with a Mimic node, on Windows Server 2016 and later, and Red Hat Enterprise Linux 8 and later. It enforces only with protections turned on. In Maintenance Mode, Mimic suspends enforcement and keeps monitoring. Its ServiceNow link is a custom deployment. It isn't change management, and it doesn't give an audit opinion.

SCOPEUpdated 6 November 2026

What Change Enforcement covers

  • Changes on a protected server. With protections turned on, a change outside the known-good baseline stops at the point of execution.
  • A forensic record of every change, authorized and unauthorized, for security and GRC teams, reviewed in DashCam and the Management Plane and kept for at least two months.
  • The events you choose, fed to your SIEM and SOAR platforms, and a ServiceNow integration through custom deployments.

What it doesn't

  • Servers without a Mimic node, or laptops, desktops and network devices. Mimic protects Windows Server 2016 and later, and Red Hat Enterprise Linux 8 and later.
  • Enforcement in Maintenance Mode. In Maintenance Mode, Mimic suspends enforcement and keeps monitoring.
  • Enforcement before a configuration with protections turned on is applied. In Active Mode, the node observes and reports.
  • A packaged ServiceNow connector. The integration is a custom deployment built for your instance.
  • Change management. Your change process decides what's approved.
  • An audit opinion. Your auditors decide what the record shows.

What else do teams ask about Change Enforcement?

Does Change Enforcement stop every change?

It stops changes outside the protected server's known-good baseline, with protections turned on, at the point of execution. Changes inside the baseline run. In Active Mode, the node observes and reports. It enforces once a configuration with protections turned on is applied. In Maintenance Mode, Mimic suspends enforcement and keeps monitoring. Every change, authorized and unauthorized, goes on the record.

Is change enforcement the same thing as change control?

They work together. Change control is the discipline: your process decides whether a change should happen and keeps the request and the approval. Change enforcement acts on the server itself, at the point of execution. Mimic Networks Change Enforcement holds a protected server to its known-good baseline and, with protections turned on, stops a change outside it.

Does it replace our file integrity monitoring?

It runs beside it. Mimic runs alongside FIM tools. File integrity monitoring reports a change after it lands, and some standards name it directly. Change Enforcement acts at the point of execution and records every change on the servers Mimic protects. Where a standard requires file integrity monitoring, keep your FIM tool and check the requirement with your assessor.

Do Change Enforcement and Ransomware Defense depend on each other?

No, they're separate products. With protections turned on, Change Enforcement stops a change outside the protected server's known-good baseline at the point of execution on its own, without Ransomware Defense, and every change, authorized and unauthorized, goes on the record for security and GRC teams. Ransomware Defense doesn't need Change Enforcement either.

Can it open tickets in ServiceNow?

Through a custom deployment. Mimic integrates with ServiceNow through custom deployments for automated ticketing and change management. Each one is built for your instance rather than installed as a packaged connector, so plan it with your ServiceNow owners before you build workflows around it. Start with the change approvals your auditors already check.

Which events reach our SIEM and SOAR platforms?

Mimic feeds enforcement events to your security information and event management (SIEM) and security orchestration, automation and response (SOAR) platforms, so your security operations team sees them alongside the rest of its telemetry. You choose which events Mimic passes to them, so your detections and playbooks get the ones they need.

Does the record cover changes made with valid admin credentials?

Yes. Change Enforcement monitors and tracks every change on a protected server, authorized and unauthorized, whichever account makes it. A valid administrator credential doesn't take a change out of the record, so your team can review changes made through trusted accounts in DashCam and the Management Plane beside every other change.

How long does Mimic keep the record?

At least two months. Mimic records every change it monitors at the kernel level, such as file reads and writes, processes and the registry. Your team reviews the record in DashCam and the Management Plane, Mimic's dashboard. To keep events longer, pass the ones you need to your SIEM and SOAR platforms, where your own retention policy applies.

What does it need on each server?

A Mimic node on a supported server. Mimic protects Windows Server 2016 and later, and Red Hat Enterprise Linux 8 and later. It doesn't run on laptops, desktops or network devices. No reboots required. Start with the servers your auditors and incident responders ask about most, and widen coverage from there.

Does Change Enforcement add overhead on the server?

Enforcement overhead is tunable. You set it to an allowable amount through policy on the node, so the people who own each server decide what it can spare. Agree on that amount before the proof of concept, then measure it there on your own servers before you widen coverage across the fleet.

What should we plan for in a maintenance window?

In Maintenance Mode, Mimic suspends enforcement and keeps monitoring. Recording continues, so the window is a gap in enforcement, not in the record. Plan it like any other change: put a server in Maintenance Mode only for the work you approved, only for as long as the work takes and with the same approvals you'd want for the change itself. Review what changed before you close the window.

Will an auditor accept the record as evidence?

Your auditor decides what counts as evidence. What Change Enforcement gives them is a record from the protected server itself: every change, authorized and unauthorized. That record supports controls such as DORA Article 9(4)(e) and NERC CIP-010-4 Part 1.2, and it sits beside your tickets and approvals, so an auditor can compare what your change board approved with what changed.

How do I see Change Enforcement on my servers?

Start with a demo. Bring the servers you need held to a known-good baseline and the questions your auditors and incident responders will ask. The demo shows what Change Enforcement stops with protections turned on, what it records and where it stops. A proof of concept on your own servers comes after, if the answers hold up.

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