Auditability & Compliance > Undocumented changes & interventions

Our Solution

Digital Maintenance Log

Key challenges > Undocumented Changes & Interventions

The problem explained

When changes go unnoticed

Changes and interventions in assets, control systems, and operational environments are part of day-to-day work in industrial and OT settings — often while operations continue. In many environments, they are not documented consistently, information gets lost, and it becomes impossible to reconstruct who changed what, when, and why.

This is exactly where se.MIS™ comes in. At the core of the all-in-one suite is a digital maintenance log that documents all relevant activities & processes automatically, completely, and immutably — from the initial access request to the final outcome.

Typical gaps

in documentation

arise when:

documentation is not maintained consistently
information is missing or scattered across systems
changes cannot be clearly attributed
knowledge is passed on informally rather

When changes & interventions

are not traceable, you risk:

delayed incident resolution & longer downtime
unclear accountability in critical situations, including liability exposure
missing or unreliable evidence for audit & compliance

Our Solution

Fully Integrated Digital Maintenance Log with se.MIS™

Fully automated digital maintenance log

In traditional environments, documentation is often created afterwards — if it is created at all. Information is added later when time allows, or remains incomplete. That leaves teams without a reliable, consistent record of what was actually done.

se.MIS™ captures actions, approvals, commands, and evidence automatically during access. Documentation is generated by the system itself, stored immutably, and created without any additional effort for users. The digital maintenance log is therefore generated automatically by default: complete, privacy-compliant, and embedded directly into every maintenance activity or change process.

Complete session logging

In many environments, documentation is limited to selected outcomes or manual notes. The actual sequence of a maintenance activity or intervention often remains only partially visible.

se.MIS™ logs each session continuously from start to finish. This includes identity, purpose, target systems, executed commands, file transfers, and current processing status. Every step is time-stamped, consistently linked, and stored immutably — without gaps and without shadow activity.

Privacy-compliant recordings

For analysis or evidence purposes, maintenance activities are often recorded only partially or with various external tools. That increases effort and can create additional privacy and data leakage risks.

se.MIS™ enables controlled, privacy-compliant recording of maintenance and access sessions. Recordings are governed by strict access and usage rules. Access is purpose-bound, traceable, and aligned with applicable German and European data protection standards. This creates reliable evidence without exposing employees or personal data unnecessarily.

Clear traceability: who, when, what, how, where

Information about interventions is often spread across separate logs, documents, or verbal agreements. As a result, it is difficult — or sometimes impossible — to assign changes clearly afterwards.

se.MIS™ brings all relevant information together in one structured record. Identity, timestamp, action, access path, and target system are captured consistently and linked automatically. The result is reliable traceability for audit, forensics, compliance, and faster root-cause analysis.

What you gain

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Strengthen security across

your operations with sematicon®

se.MIS™ gives you the flexibility to strengthen security exactly where you need it. The all-in-one suite acts as a central platform for secure access, transparent processes, and clearly defined responsibilities — making your organisation more resilient and future-ready. You control who can access your systems, when, and how. Flexible to deploy, easy to scale, and fully adaptable to your requirements.

Your benefits at a glance

Easy to integrate — no need to rebuild

Our solution integrates easily into your existing assets and IT systems — without production interruptions or complex modifications. You benefit from day one.

Simplify audits and liability

Every access event is documented and assigned to an individual. This keeps you audit-ready, helps avoid disputes, and clearly defines responsibility.

Future-ready & compliant

sematicon® helps you implement regulatory requirements such as IEC 62443, NIS2, and CRA, helping you stay compliant and protect your organisation for the long term.

Reduce costs

& extend asset lifecycles

Fewer on-site visits, lower travel costs, and faster remote troubleshooting reduce operating costs. The additional isolation layer also helps extend the service life of your assets.

Flexible security, even with limited specialist resources

Internal and external specialists can be brought in securely and in a controlled way, reducing dependency on scarce resources and making your organisation more resilient.

Stable production

& protection of intellectual property

Clearly separated access paths help prevent tampering and malware. At the same time, confidential data and information remain protected — keeping your know-how in-house.

What sets se.MIS™ apart from other solutions

se.MIS™

One platform for all security-critical actions

Built for OT and critical infrastructure

One standard across all sites (worldwide)

Security without complicated installation

Control service providers with precision

Clear identities instead of shared accounts