Insider Threats in Manufacturing: Warning Signs and Controls

An insider threat is the risk that someone with authorized access, such as an employee, contractor, or vendor, uses that access to cause harm, whether intentionally or not. In manufacturing, that harm can include theft of intellectual property, sabotage of equipment or data, workplace violence, or safety incidents.

Warning Signs

No single behavior proves a threat, but patterns deserve attention:

• Accessing areas, systems, or data outside normal job duties
• Working unusual hours without a clear reason
• Downloading or copying large amounts of data, especially before resigning
• Repeated disregard for security rules
• Expressed grievances, threats, or sudden changes in behavior

Controls That Reduce the Risk

• Least privilege: give people only the physical and system access they need, and review it regularly.
• Offboarding: remove badges, keys, and system accounts immediately when someone leaves.
• Reporting channels: make it easy and safe for employees to report concerns.
• Monitoring: log access to sensitive areas and data, and review exceptions.
• Training: help supervisors recognize warning signs and know how to escalate.

Regulatory Requirements

Cleared defense contractors must maintain an insider threat program under the National Industrial Security Program Operating Manual (32 CFR Part 117). The Cybersecurity and Infrastructure Security Agency (CISA) publishes an Insider Threat Mitigation Guide that any organization can use as a reference.

Balance Security and Trust

The goal is not suspicion of every employee. It is a system where risky behavior is noticed early and handled fairly, which protects both the company and its people.

Related reading: Chemical Facility Security: Military Protocols.

How Compliance Fortress Solves This: The Exceleor Path

1. Discovery: understand the problem, measure where things stand today, and agree on what success looks like.
2. Define the engagement path: most organizations don't know the path. We do. A proven method, tailored to your situation.
3. Training: bring your people to a clear understanding of the requirements.
4. Implement and engage: carry out the work jointly, with your people involved from day one.
5. Verify: confirm the work was done and meets the requirement.
6. Validate: confirm the original problem is actually solved, measured against the success measures from Discovery.
7. Transfer ownership: we collaborate throughout, so your team can run it without us.
8. Sustain and grow: we stay close, check in, and catch the next need early. We're here to make sure you succeed.

Is this your situation? See how we approach it on the Security Violations, No One to Assess page, or request a Situation Review. You can also email [email protected].