ASD ISM 0211 Develop and verify a cable register
What it says
A cable register is developed, implemented, maintained and regularly verified.
Quoted as published. Everything else on this page is written by Control Stack.
What it means
In plain EnglishMaintain a detailed record of cables and regularly check it for accuracy.
A cable register is like a detailed inventory list of all the cables used in your organisation. It's important because if cables are missing, outdated, or not working, it can cause communication problems, which leads to operational downtime and potential security risks.
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Why it matters
Without a verified cable register, communications can fail unexpectedly, leading to costly downtime and potential security breaches.
How to implement
Office managers should start by listing every type of cable used in the organisation, from network cables to power cords.
They can walk through the office with a checklist to ensure nothing is missed, marking locations and types as they go.
IT team should ensure the cable register includes information such as the cable type, location, function, and condition.
This involves checking the physical state of each cable and noting any necessary repairs.
Managers should schedule regular reviews of the cable register.
This could be a monthly task assigned during team meetings, ensuring any changes in the infrastructure are updated immediately.
Procurement should keep the register updated whenever new cables are purchased or old ones are discarded.
They can coordinate with the IT team to understand what has been replaced and update records accordingly.
Team leaders should train staff on the importance of reporting cable issues or changes so the register remains accurate.
Regular quick reminders in team meetings can reinforce the importance of keeping the register current.
Keep it running
Regularly verify and update the cable register to prevent communication disruptions and maintain accurate infrastructure records.
Evidence and audit
- Check 1 of 5What an auditor asks for
Ask for
the latest version of the cable register document.
Look at
the update frequency and any recent changes.
Good evidence
an up-to-date document showing recent edits and a consistent updating schedule.
- Check 2 of 5What an auditor asks for
Ask for
to see documentation of recent cable maintenance or replacements.
Look at
if the maintenance aligns with items listed in the register as needing attention.
Good evidence
matching records for maintenance actions and register data.
- Check 3 of 5What an auditor asks for
Look at
how thorough the checks are on cable conditions and accuracy.
Good evidence
a well-documented process that verifies each entry in the register.
- Check 4 of 5What an auditor asks for
Ask for
training records that show staff are aware of procedures for updating the cable register.
Look at
the training frequency and staff completion rates.
Good evidence
current training logs with completion confirmations.
- Check 5 of 5What an auditor asks for
Ask for
to view past incidents related to cabling issues.
Look at
how these incidents were logged and resolved based on the register.
Good evidence
incidents tracked and clearly linked to register corrections.
Mappings
Closest match in ISO/IEC 27001: A.7.13, Proper maintenance of equipment, which partially overlaps with this control.
ISO/IEC 27001: 1 mapping
This control partially overlaps A.7.13.
ISM-0211 requires a cable register to be maintained and regularly verified so that organisations can track physical cabling and ensure it matches the installed environment. Annex A 7.13 requires equipment to be correctly maintained to support availability, integrity, and confidentiality. A regularly verified cable register supports equipment maintenance by helping identify, trace, and service network/communications cabling. While Annex A 7.13 covers all equipment, ISM-0211 focuses specifically on cabling documentation and verification.
Mappings show how controls relate across frameworks. They do not imply full equivalence or certification.




