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A.5.6ISO 27001:2022 Annex A

Contact with special interest groups

ISO/IEC 27002:2022 attributes

Control type
Preventive · Corrective
Security properties
Confidentiality · Integrity · Availability
Cybersecurity concept
Protect · Respond · Recover
Operational capability
Governance
Security domain
Defence

Attribute tags as published in ISO/IEC 27002:2022, compiled from public listings — confirm against your licensed copy.

Plain-language summary

Keeping in touch with security forums, professional bodies and specialist groups so the people responsible for security stay current, hear about threats and vulnerabilities early, and have somewhere to turn for advice when something goes wrong.

What the clause is really asking

No 200-person organisation can track every new threat, vulnerability and attack technique on its own. This control asks you to build and keep up relationships with security forums, professional bodies and other specialist groups that help with that. The return is practical: people who stay current with good practice, earlier warning of vulnerabilities, advisories and patches, someone to ask when a problem is beyond in-house skills, and contacts already in place when an incident hits. Relevant contacts might include ISACA or ISC2 chapters, vendor security advisory services for the products you run, industry or sector information-sharing groups, CSIRT alert services and local user groups. The common misunderstanding is treating membership as the goal; what matters is that what you learn reaches the people who act on it. Information flows both ways, so protect what you share — agree confidentiality rules and never disclose personal information or client details. Most ISO 9001 organisations already belong to industry associations; extend the same habit to security.

What auditors look for

Auditors ask which groups, forums and advisory services you are connected to and who in the organisation holds each contact. They then ask for an example of something learned through those channels and what was done with it — a vendor advisory that led to an urgent patch, a forum discussion that changed a configuration. They check that vendor security notifications are received for the main products in the asset inventory and that someone reads them. They ask whether information shared externally followed confidentiality rules. The hard question: what changed in your environment in the last year because of something you heard from outside the organisation?

Typical evidence

List of memberships, forums and advisory subscriptions with the responsible person; vendor security advisory subscriptions matched to the asset inventory; log of advisories and alerts received with the action taken; attendance records for events or training; information-sharing rules or confidentiality agreements; examples of external advice obtained during incidents.

How to comply — recommendations

List the main products and services in your asset inventory and subscribe a monitored shared mailbox to each vendor's security advisory service. Join one or two professional or sector groups relevant to your industry and name the person who attends. Agree a simple rule for sharing — the Traffic Light Protocol works — and never share personal information or client data. Have the security lead log noteworthy items from these sources with the action taken, and pass relevant items into vulnerability management, threat intelligence and awareness training. Review the list of contacts annually as products and people change.

Common nonconformities

No identified special interest groups or advisory sources; security advisories for key products not received or not monitored; memberships held by people who have since left; information received but never acted on or recorded; sensitive information shared externally without confidentiality rules; contacts that do not reflect the technologies actually in use.

Related clauses

ISO/IEC 27002:2022 5.6 (guidance); ISO 27001 7.2 (competence), 7.4 (communication); Annex A 5.5 (contact with authorities), 5.7 (threat intelligence), 5.24 (incident management planning), 8.8 (management of technical vulnerabilities); NIST CSF 2.0 ID.RA (risk assessment, including threat and vulnerability information from sharing sources).

Resources for this clause

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