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Cyber Risk Council
Category: Business Continuity & Resilience

Disaster Recovery Plan

Also known as: DRP, DR plan, DR, IT disaster recovery plan
Simply put

A disaster recovery plan (DRP) is a written document that describes how an organization will restore its critical IT systems, data, and operations after a major disruptive event such as a hardware or software failure, a cyberattack, or the destruction of a facility. It typically includes step-by-step procedures for bringing systems back online, often at an alternate location, so the business can resume functioning. The goal is to reduce downtime and limit the impact of an unplanned incident.

Formal definition

A disaster recovery plan (DRP) is a formal, documented, and ideally tested set of procedures and supporting tools for recovering one or more information systems, applications, and data at an alternate facility or environment in response to a major hardware or software failure, destruction, cyberattack, or other unplanned incident. It specifies the structured approach for restoring critical IT operations following an outage, and forms part of an organization's broader resilience and continuity posture. A DRP defines recovery procedures rather than day-to-day operational monitoring, and its effectiveness generally depends on maintenance and testing over time.

Why it matters

A disaster recovery plan matters because unplanned disruptions, whether a hardware or software failure, the destruction of a facility, or a cyberattack, can halt critical IT operations, and the speed and reliability of recovery often determine how severely the business is affected. Without a documented and tested plan, organizations tend to improvise during exactly the moments when clear procedures are most needed, which typically lengthens downtime and compounds the impact of an incident. A DRP provides a structured approach so that restoration of systems, applications, and data follows a predefined path rather than ad hoc decisions under pressure.

DRPs are also a governance concern, not merely a technical one. The plan translates business priorities into recovery expectations, and its value depends heavily on maintenance and periodic testing rather than on the existence of the document alone. A plan that is written once and left unmaintained often diverges from the actual environment it is meant to recover, which can create a false sense of readiness.

For security leadership engagements, a DRP is frequently reviewed as part of an organization's broader resilience and continuity posture. It is important to be clear that a plan reduces downtime and limits impact but does not guarantee any specific recovery outcome; results generally depend on the accuracy of the documentation, the frequency of testing, and the organization's investment in the supporting infrastructure and processes.

Who it's relevant to

Security and IT Leaders
Those accountable for resilience and continuity rely on a DRP to define how critical IT systems, applications, and data will be restored after a major disruption. For them, the plan is a governance instrument that must be maintained and tested over time, not a document that is written once and set aside.
Virtual and Fractional CISOs
In many engagements a virtual or fractional CISO reviews, directs, or helps develop a DRP as part of assessing an organization's overall resilience posture. They advise on structure, scope, and testing cadence, but accountability for the plan and its outcomes typically remains with the client organization and its officers. A vCISO generally does not perform hands-on recovery execution unless explicitly contracted.
Executives and Business Owners
Leadership carries responsibility for ensuring critical operations can resume after an unplanned incident. A DRP helps them understand expected recovery procedures and the degree of downtime the organization is prepared to absorb, though the plan's value depends on organizational investment, cooperation, and ongoing maintenance.
Operations and Recovery Teams
Staff responsible for executing recovery depend on the DRP for the detailed, step-by-step procedures needed to bring systems back online, often at an alternate facility or environment. Their ability to act effectively depends on the plan being accurate, current, and validated through testing.

Inside DRP

Recovery Time Objective (RTO)
The targeted maximum acceptable duration for restoring a given system or service after a disruption. RTOs help prioritize which systems are recovered first.
Recovery Point Objective (RPO)
The maximum acceptable amount of data loss measured in time, indicating how far back recovery data must reach and driving backup frequency requirements.
Critical System and Dependency Inventory
A prioritized list of systems, applications, and data along with their interdependencies, often informed by a business impact analysis, so recovery can proceed in the correct order.
Recovery Procedures
Documented, step-by-step technical processes for restoring systems, including failover, backup restoration, and infrastructure rebuilding.
Roles and Responsibilities
A defined assignment of who does what during recovery, including decision-makers, technical responders, and communication leads, which reduces confusion during a high-pressure event.
Communication and Escalation Protocols
Defined channels and procedures for notifying stakeholders, escalating issues, and coordinating response internally and, where relevant, externally.
Testing and Maintenance Cycle
A schedule and method for validating the plan through exercises such as tabletop walkthroughs or full failover tests, and for updating it as the environment changes.

Common questions

Answers to the questions practitioners most commonly ask about DRP.

Does a disaster recovery plan and a business continuity plan mean the same thing?
No, though they are closely related and often confused. A disaster recovery plan (DRP) typically focuses on restoring IT systems, data, applications, and technical infrastructure after a disruptive event. A business continuity plan (BCP) is broader, addressing how the organization as a whole continues critical operations, including people, facilities, and business processes. In many organizations the DRP is treated as one component within the wider BCP. A virtual CISO may advise on how these documents align, but the distinction matters when defining scope and ownership.
Isn't having a disaster recovery plan enough to guarantee we can recover from a serious incident?
Not on its own. A documented DRP describes intended recovery procedures, but its value depends on whether the plan is current, tested, and supported by working backups, adequate infrastructure, and staff who understand their roles. An untested or outdated plan can create false confidence. A virtual CISO generally advises on establishing testing cycles and validation, but the accountability for maintaining and executing the plan typically remains with the client organization and its operational teams.
How does a virtual CISO typically help with our disaster recovery planning?
A virtual CISO generally provides strategy, governance, and risk-based guidance rather than hands-on execution. This often includes helping define recovery objectives, prioritizing systems based on business impact, reviewing existing plans against recognized frameworks, and advising on testing and governance. Tasks such as configuring backup systems, administering recovery tooling, or running the actual recovery are usually outside a vCISO's scope unless explicitly contracted. Value tends to depend on organizational maturity and access to relevant stakeholders.
What are recovery time objectives and recovery point objectives, and why do they matter?
A recovery time objective (RTO) typically refers to the targeted duration within which a system or process should be restored after a disruption. A recovery point objective (RPO) typically refers to the maximum acceptable amount of data loss, measured as the point in time to which data must be recovered. These objectives help prioritize resources and shape backup and recovery design. A virtual CISO often facilitates discussions to set realistic RTOs and RPOs based on business impact, but the organization ultimately decides what level of loss and downtime it can accept.
How often should a disaster recovery plan be tested and updated?
Testing and update frequency vary by organization, and no single interval applies universally. Many organizations conduct periodic exercises and revisit the plan after significant changes such as new systems, mergers, or major infrastructure shifts. Some regulatory or contractual obligations may influence expected cadence. A virtual CISO can advise on establishing a recurring testing and review schedule appropriate to the organization's risk profile, though execution and follow-through generally remain with internal teams.
How does a disaster recovery plan relate to compliance frameworks like NIST CSF or ISO 27001?
Frameworks such as NIST CSF and ISO 27001 include provisions related to resilience, recovery, and continuity, and a DRP can support alignment with those expectations. However, having a DRP does not by itself assert certification or guarantee compliance. A virtual CISO engagement typically supports readiness by mapping recovery planning to relevant framework requirements, but formal certification or attestation involves separate processes and, in some cases, independent assessors. Outcomes may vary by provider and by the organization's cooperation.

Common misconceptions

A Disaster Recovery Plan and a Business Continuity Plan are the same thing.
A DRP focuses specifically on restoring IT systems, applications, and data, while a Business Continuity Plan addresses keeping overall business functions operating during a disruption. They are related and should be coordinated, but they are distinct in scope.
Having backups means an organization has a disaster recovery plan.
Backups are one component, but a DRP also defines recovery objectives, procedures, roles, dependencies, communication, and testing. Backups that have never been tested for restoration may not deliver the expected recovery capability.
A virtual or fractional CISO will personally execute recovery and assume accountability for it.
A virtual CISO typically advises on, governs, and directs DRP strategy and alignment with risk and compliance goals. Hands-on restoration is generally performed by the client's IT and operations teams unless explicitly contracted, and legal and organizational accountability usually remains with the client organization and its officers.

Best practices

Define RTOs and RPOs for prioritized systems based on business impact rather than treating all systems as equally critical.
Test the plan regularly using methods ranging from tabletop exercises to full failover tests, and treat untested backups as unverified.
Document clear roles, responsibilities, and communication protocols so recovery does not depend on improvised decision-making during a crisis.
Coordinate the DRP with the broader Business Continuity Plan so IT recovery aligns with continuity of overall business functions.
Update the plan whenever the environment, systems, or dependencies change, and review it on a defined schedule.
Engage security leadership, such as a virtual or fractional CISO, to align the DRP with risk management and applicable compliance frameworks while keeping accountability and execution roles clearly defined.