Security teams should place people-centric controls near the top of the budget because human involvement appears in most breaches. The practical goal is to identify the most targeted users, understand risky behaviors, and correlate content, behavior, and threats so defenders can quantify exposure. That approach improves visibility, strengthens response, and helps security investment track actual attack patterns rather than generic tool coverage.
Why people-centric spending belongs near the top
When most breaches involve people or user behavior, the budget should follow where attackers actually get leverage: the users, workflows, and decisions most likely to be targeted. The strongest spending is usually not the biggest tool set, but the controls that reduce exposure where human error, credential abuse, social engineering, and risky access patterns are most likely to matter.
That means security teams should prioritize the user populations and behaviors that create the highest concentration of risk, then use that view to decide where stronger authentication, monitoring, and response will do the most good. A CISA cyber threat advisories program helps teams keep that prioritisation tied to current attack activity rather than generic assumptions.
The practical shift is from “what control do we own?” to “which people, actions, and access paths are most often exploited?” That framing makes spending more defensible because it aligns investment with observed attacker behavior, not with an abstract control catalog.
How to turn breach patterns into budget priorities
The most useful budgeting model starts with concentration, not completeness. Identify the users, roles, business processes, and access paths that attackers are most likely to target, then fund controls that reduce both the probability of compromise and the blast radius if compromise occurs. This is where identity assurance, phishing-resistant authentication, privileged access discipline, and user behavior analytics often outrank broad but shallow coverage.
Teams should also distinguish between controls that stop initial compromise and controls that limit follow-on damage. If the budget only funds awareness training but not detection, session monitoring, or step-up controls for sensitive actions, the organization may reduce one failure mode while leaving the more expensive one untouched.
For security leaders, the best evidence is not a count of deployed products. It is whether the organization can show which populations are most at risk, which behaviors trigger intervention, and how quickly suspicious activity is detected and contained. That is the point at which budget becomes risk management rather than procurement.
Why this approach improves visibility and response
People-centric prioritization improves visibility because it forces teams to instrument the places where compromise is most likely to occur: login, privilege elevation, approval flows, inbox-driven execution, and unusual user actions. Those signals are often more actionable than generic asset inventories because they reveal how attackers move through normal work rather than just where systems exist.
It also improves response because teams can predefine the high-value scenarios that deserve immediate containment. If a targeted user, administrator, finance approver, or developer account behaves strangely, response should be faster and more aggressive than it would be for low-impact activity. That lets analysts spend less time debating severity and more time containing the account, session, or transaction path that matters most.
The result is better alignment between spending and actual attack patterns. NIST Cybersecurity Framework 2.0 is useful here because it keeps governance, identity protection, detection, and response connected rather than treating them as separate budget silos.
Risk and Threat Considerations
Human-centered breaches often succeed because attackers prefer the shortest path through trust, habit, and exception handling. If teams underfund controls around user behavior, they leave the organization exposed to phishing, credential theft, social engineering, business email compromise, and misuse of legitimate access that can bypass more traditional perimeter defenses.
Failure mechanism: Attackers exploit the gap between nominal policy and real-world behavior, then use valid users or sessions to blend into normal activity. Weak prioritisation can also leave high-risk groups under-monitored, so compromise is detected late or not at all.
Impact: The organization spends on broad coverage while the most likely entry points remain easy to abuse, which increases the chance of unauthorized access, fraud, data exposure, and downstream lateral movement.
Standards & Framework Alignment
This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.
MITRE ATT&CK addresses the attack and risk surface, while NIST CSF 2.0, NIST SP 800-53 Rev 5, CIS Controls v8 and NIST SP 800-63 set the governance and control requirements practitioners need to meet.
| Framework | Control / Reference | Relevance |
|---|---|---|
| NIST CSF 2.0 | GV.RM-01 — Risk Management Strategy | Prioritizing spend by breach exposure is a risk-management decision. |
| ID.AM-01 — Physical Devices and Systems Inventory | Targeted-user analysis depends on knowing the accounts, systems, and access paths in scope. | |
| PR.AA-05 — Identity Management, Authentication, and Access Control | People-centric breach reduction depends on stronger authentication and access decisions. | |
| Recommendation — Align spending to the highest measured user-risk scenarios. Maintain an accurate inventory of users, systems, and access paths that matter most. Enforce stronger authentication and access controls where user behavior drives most risk. | ||
| NIST SP 800-53 Rev 5 | AC-6 — Least Privilege | Budgeting for likely user abuse should reduce excessive access and blast radius. |
| IA-2 — Identification and Authentication (Organizational Users) | Human-driven breaches often begin with weak user authentication. | |
| AU-6 — Audit Record Review, Analysis, and Reporting | Behavior-driven prioritization needs reviewable evidence of suspicious activity. | |
| Recommendation — Reduce excessive user and admin permissions to limit breach impact. Strengthen organizational-user authentication for the most targeted accounts. Review and analyze audit records for high-risk user actions. | ||
| CIS Controls v8 | CIS-5 — Account Management | User-behavior risk is strongly shaped by account lifecycle and privilege management. |
| Recommendation — Reduce account sprawl and tighten control over high-risk accounts. | ||
| NIST SP 800-63 | IAL2 — Identity Assurance Level 2 | Targeted-user defense often depends on stronger identity assurance for sensitive access. |
| Recommendation — Require stronger identity assurance for accounts with material exposure. | ||
| MITRE ATT&CK | T1566 — Phishing | Phishing is a dominant people-centric entry path behind many breach scenarios. |
| T1078 — Valid Accounts | User-behavior breaches often exploit legitimate credentials and sessions. | |
| Recommendation — Map phishing exposure to user groups most likely to be targeted. Hunt for abuse of valid accounts in the user populations most at risk. | ||
Practitioner Guidance
What to prioritize: Put budget first behind the user populations and actions that are both high-value and high-risk, such as privileged access, sensitive approvals, developer activity, and externally reachable accounts. Those are the places where one control can reduce both compromise likelihood and breach impact.
What to verify: Confirm that spending is tied to measurable exposure, not just control count. If you cannot identify the top-targeted users, the highest-risk behaviors, and the response path for each, the budget is probably still organized around tools instead of risk.
Practitioner takeaway: The right question is not whether people are the “weakest link,” but which people-driven failure modes are most likely to cause material loss, then funding controls that break those paths earliest.
Related resources from NHI Mgmt Group
- How should security teams prioritize employee cyber risk signals across behavior, access, and active threats?
- How should security teams prioritise NHI remediation in cloud environments?
- How should security teams govern non-human identities at scale?
- How should security teams govern non-human identities for compliance?
Deepen Your Knowledge
Reviewed and updated by the NHIMG editorial team on September 26, 2026.
NHI Mgmt Group — the #1 independent authority on Non-Human Identity, IAM, and Agentic AI security. nhimg.org
