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Foundations & NHI Taxonomy

Task, Knowledge, And Skill Statement

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By NHI Mgmt Group Updated October 31, 2026 Domain: Foundations & NHI Taxonomy

A task, knowledge, and skill statement defines the building blocks of a cybersecurity capability. It states what someone must do, what they must know, and what ability they must apply. In practice, these statements help teams assess gaps, design training, and match people to the work that security operations require.

What TKS statements are for

Task, knowledge, and skill statements turn a broad cybersecurity role into observable work. They help define the outputs expected of a role, the knowledge needed to make correct decisions, and the skills needed to perform the task in practice. That makes them useful for workforce design, capability mapping, hiring, and training alignment.

In the NICE Workforce Framework Guide, TKS statements sit inside the wider workforce framework, so teams can connect day-to-day work with the roles and competency areas that support it.

How task, knowledge, and skill differ

A task statement describes the action itself, or what the role holder must do. A knowledge statement describes the information base needed to make sound judgments, understand context, or apply policy correctly. A skill statement describes the ability to perform the work to an acceptable standard, often under time pressure or operational constraints.

Those distinctions matter because a role can look complete on paper while still being weak in practice. Someone may know the theory, but lack the skill to execute reliably. Another person may have the skill to operate a tool, but not the knowledge to interpret the results correctly. TKS statements help separate those dimensions instead of collapsing them into a vague job description.

Why TKS statements matter in workforce planning

Cybersecurity teams use TKS statements to compare current capability with the work the organization actually needs. They are especially useful when building role profiles, selecting training, or deciding whether a gap is caused by missing knowledge, missing hands-on ability, or an unclear task definition. This makes the statements more actionable than a generic list of duties.

TKS statements also improve consistency across teams. If multiple managers interpret a role differently, the team may hire for the wrong experience or train people for the wrong outcomes. A shared TKS structure reduces that ambiguity and makes it easier to compare roles across functions, maturity levels, or organizational units.

How organisations use TKS statements well

The most effective use of TKS statements is to anchor them to real work, not to abstract aspirations. They should reflect the actual operating environment, the tools in use, the decisions the role must make, and the standards the organization expects. When they are too generic, they become hard to assess and even harder to use for development planning.

TKS statements are also most useful when they are reviewed against changing operational needs. Security work shifts with new technologies, new threats, and changing team structures, so the statements should evolve as responsibilities shift. Done well, they become a practical bridge between workforce strategy and daily security operations.

Standards & Framework Alignment

This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.

NIST SP 800-53 Rev 5 sets the technical controls, while ISO/IEC 27001:2022 defines the regulatory obligations.

FrameworkControl / ReferenceRelevance
NIST SP 800-53 Rev 5AT-2 — Awareness TrainingDefines training needs tied to role-relevant knowledge and skills.
AT-3 — Role-Based TrainingDirectly aligns training to the duties and competencies of a specific role.
PM-13 — Information Security WorkforceCovers workforce capability planning, competency, and role definition for security staff.
Recommendation — Map TKS gaps to AT-2 to assign training that builds the knowledge and skill the role actually requires. Use AT-3 to tie task statements to role-specific training requirements and completion expectations. Apply PM-13 to structure cybersecurity workforce roles around defined tasks, knowledge, and skills.
ISO/IEC 27001:2022A.6.3 — Information security awareness, education and trainingRequires awareness and training measures that depend on defined role knowledge and skill needs.
Recommendation — Align training design with A.6.3 so role-based learning reflects the knowledge and skills each position needs.

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NHIMG Editorial Note
Reviewed and updated by the NHIMG editorial team on October 31, 2026.
NHI Mgmt Group — the #1 independent authority on Non-Human Identity, IAM, and Agentic AI security. nhimg.org