Cybersecurity Risk Ownership: Why Security Shouldn’t Own Every Risk

 The Problem with “Security Owns Security”

Security ownership is often concentrated in the security team, even when the decisions creating cyber risk are made elsewhere in the business.

In many organizations, the security function defines the controls, identifies the risks, monitors threats, responds to incidents, pushes remediation, and explains what went wrong when something fails. On paper, the business may be expected to support security. In practice, accountability often stays concentrated with the CISO and the security team.

The problem is that this concentration of accountability does not reflect how cyber risk is actually created across the organization. The security team can own the security program, but it cannot own every business decision that creates cyber risk. 

Panteli, Nthubu, and Mersinas describe cybersecurity as a collective responsibility that spans multiple stakeholders rather than a technical problem that should remain in the hands of cybersecurity professionals. Their research emphasizes shared responsibility, leadership involvement, and organizational collaboration.

The gap appears when organizations agree with that principle in theory, but continue to behave as if security is responsible for every outcome.

The Alarm Bell Doesn’t Own the Fire

The security team has a clear role: it defines standards, provides expertise, assesses exposure, monitors controls, challenges decisions, and helps the organization understand the consequences of risk.

But many of the decisions that create cyber risk happen elsewhere.

A procurement team selects a supplier. A product team postpones remediation to meet a release date. An operations team continues using a legacy system because replacement is too expensive. A business unit requests an exception because a control creates friction.

These are business decisions with security consequences.

If the security team identifies the risk but the business decides to proceed, the risk should not automatically become “owned” by security.

The distinction matters because responsibility in cybersecurity includes involvement, agency, and ownership across the organization, not only within the security function.

Everyone’s Favorite Place to Dump Risk 

The problem often starts with unclear accountability.

A vulnerability exists, so security owns it. A supplier has weak controls, so security owns it. A project cannot meet a requirement, so security owns the exception. A business unit accepts exposure, but security is still expected to explain the outcome later.

Over time, the CISO becomes the default owner for risks that originate in business decisions.

That may simplify escalation, but it weakens governance.

The security team should make the risk visible, explain the impact, recommend controls, and challenge weak decisions. It should not automatically absorb accountability for decisions made by other functions.

Business Leaders Still Own the Decision

Chatterjee and Leslie argue for a whole-of-enterprise approach to cybersecurity preparedness, built on the idea that cybersecurity readiness is everybody’s business. One of the core characteristics they identify is getting ownership, responsibility, and accountability right.

That does not mean everyone owns everything.

It means ownership needs to be assigned at the right level.

Security Owns the Security Capability

The security team should own the mechanisms that help the organization manage cyber risk.

That includes frameworks, policies, standards, monitoring, assurance, threat expertise, and security guidance.

The Business Owns Business Risk Decisions

Business leaders should own decisions about priorities, budgets, operational trade-offs, supplier choices, product deadlines, and risk acceptance.

When those decisions increase cyber exposure, accountability should remain with the decision-maker.

Leadership Owns the Governance Model

Senior management and the board need to ensure that risk ownership is explicit, escalation paths are clear, and accepted risks are visible.

Chatterjee and Leslie note that cybersecurity was historically treated as a technical issue for technical people, but that boards and executives are increasingly expected to play a direct role in driving security outcomes.

They also emphasize the role of senior management in building a shared understanding of cyber risk and empowering security experts with the mandate and resources required to respond.

Accountability on Paper Is Still Just Paper 

Organizations can assign accountability on paper and still fail to create it in practice.

A policy may state that business owners are responsible for cyber risk. A RACI matrix (Responsible, Accountable, Consulted, and Informed) may assign ownership. A committee may review risk decisions.

But if every difficult decision is still pushed back to security, the governance model has not really changed.

Gao and Calderon found that effective board oversight and cybersecurity expertise are associated with stronger cybersecurity risk disclosures, while the effect weakens when oversight becomes symbolic.

They also highlight the risk of superficial, check-the-box oversight when governance lacks sufficient expertise or meaningful involvement.

The same principle applies below board level. Accountability has to exist in actual decision-making, not only in governance documents.

Risk Acceptance Needs a Real Owner

One of the clearest places to see the ownership gap is risk acceptance.

Security may identify that a control is missing or that exposure exceeds the preferred level. But if remediation requires budget, delays a launch, affects a supplier relationship, or changes a business process, the final decision belongs to the relevant business owner.

Security can recommend, challenge, or escalate. But if the business chooses to accept the risk, that acceptance should be explicit and traceable.

Otherwise, organizations create a situation where the business receives the benefit of the decision while the security team retains the accountability.

Shared Responsibility Needs Clear Boundaries

“Security is everyone’s responsibility” is useful as a cultural message, but it is too vague as a governance model.

Shared responsibility works only when the boundaries are clear. Employees need to understand what is expected from them. Business owners need to know which risks they own. Security needs authority to challenge and escalate. Executives need visibility into material risk acceptance.

The goal is not to spread accountability so widely that nobody clearly owns anything.

It is to place accountability where the relevant decisions are actually made.

Conclusion: Security Should Not Own Every Risk

The security team should own the security program, the expertise behind it, and the mechanisms used to identify and manage cyber risk.

That does not mean it should own every cyber risk across the organization.

Research increasingly supports a broader model in which cybersecurity depends on participation across business functions, leadership, and governance structures rather than remaining solely with cybersecurity specialists.
The CISO should make risk visible and help the organization manage it.

The business should remain accountable for the decisions that create or accept it.

For Further Reading

This blog post is based on insights and analysis from:

• Chatterjee, Dave, and Anne Leslie. “Ignorance is not bliss: A human-centered whole-of-enterprise approach to cybersecurity preparedness.” Business Horizons (2024). 

https://doi.org/10.1016/j.bushor.2024.10.009 

• Gao, Lei, and Thomas G. Calderon. “Cybersecurity risk governance and companies’ cybersecurity risk disclosures in their 10-K filings.” Journal of Accounting and Public Policy 54 (2025): 107376. 

https://doi.org/10.1016/j.jaccpubpol.2025.107376 

• Panteli, Niki, Boineelo R. Nthubu, and Konstantinos Mersinas. “Being responsible in cybersecurity: A multi-layered perspective.” Information Systems Frontiers 28.1 (2026): 209-227. 

https://doi.org/10.1007/s10796-025-10588-0