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Clifford Chance
Ransomware Handbook<br />

Ransomware Handbook

Ransomware is no longer just a cyber issue - it encompasses business continuity, regulatory exposure and legal risk at board level. In many jurisdictions, ransomware payments are already restricted under sanctions, anti-money laundering and counter-terrorism laws. Some governments are now considering explicit payment bans.

Response strategies must reflect these evolving legal constraints and the increased exposure they create in a crisis. Organisations should consider in advance how they would respond, including whether they would pay a ransom, who would authorise it and how a payment would be executed in practice.

In an increasingly interconnected economy, a single ransomware incident can disrupt operations, impact supply chains and damage customer trust at scale and materially affect market value. Ransomware activity continues to increase, with significant financial and operational consequences for organisations worldwide.

As attacks grow in scale and complexity, regulatory scrutiny is intensifying. New legislation and technical standards are raising compliance thresholds, expanding reporting obligations and increasing the risk of enforcement including, in some cases, direct legal liability for senior management. Boards and senior management must understand their responsibilities and be prepared to make rapid, high-impact decisions under significant time pressure.

The first hours of an incident are often decisive, triggering critical operational, legal and regulatory decisions.

What the handbook covers

  • Anatomy of a ransomware attack
    Understand how attacks develop, including emerging threats such as double and triple extortion.
  • Preparation and resilience
    Some practical steps to strengthen cybersecurity, governance and incident readiness and supply chain resilience.
  • Response and recovery
    Some key actions to take after becoming aware of an incident in order to manage disruption and legal exposure including containment, communications and regulatory engagement.
  • Global legal considerations
    An overview of key legal and regulatory obligations across a number of jurisdictions.

 

Ransomware Handbook

The full handbook provides a detailed legal analysis and practical guidance to help organisations navigate ransomware risk across jurisdictions.

Ransomware: key questions

  • What is a ransomware attack?
    A ransomware attack is a form of malicious activity where attackers disrupt access to systems or data and demand payment, often combining encryption with data theft and extortion.
  • Why is ransomware a legal and regulatory issue?
    Incidents frequently trigger reporting obligations, regulatory scrutiny, enforcement risk, contractual liabilities and potential sanctions issues for organisations across multiple jurisdictions.
  • Should organisations pay a ransom?
    There is no simple answer. Organisations must assess legal restrictions, sanctions risks, regulatory obligations, reputational impact and whether viable recovery alternatives exist. Payment does not remove regulatory obligations and offers no guarantee of data recovery or non-disclosure.
  • What should organisations do after an attack?
    Immediate priorities include activating incident response plans, containing the threat, preserving evidence and assessing and complying with legal and regulatory obligations (including in relation to incident reporting) across affected jurisdictions. Public communications should be carefully considered in advance and controlled at the time in order to avoid prejudicing legal claims or creating inconsistencies with regulatory disclosures.

Legal considerations in key jurisdictions

How Clifford Chance can help

Ransomware incidents require co-ordinated legal, regulatory and operational responses under significant time pressure, often across multiple jurisdictions. Clifford Chance supports organisations across the lifecycle - from preparation through to incident response and recovery. 

Deep engagement with the changing regulatory landscape

We have an extensive track record with clients, strong engagement with industry forums, and established relationships with key regulatory authorities and policymakers.

This means our clients benefit from a combination of technical capability and in-depth knowledge of the evolving global legal and regulatory cyber landscape.

A pragmatic, solution-focused approach

It is critical to ensure the right people, processes and governance are in place to manage legal and regulatory requirements in the context of your business.

We take a pragmatic, solution-focused approach - managing risk and helping organisations respond effectively to the latest cyber and data security challenges. Our evolving understanding of how regulators and multinationals are responding enables us to prioritise risk and support informed decision-making under pressure.

An accessible and responsive team

Legal and regulatory issues can be unpredictable and urgent. We are available to support cyber incidents and crisis response as they arise in real-time.

Our cross-practice team can be mobilised across jurisdictions at short notice, providing practical legal advice on breach response, enforcement, investigations and litigation.

Global and full-service offering

We work as one global firm, connecting insight across Europe, the US, the Middle East and Asia Pacific.

Our global perspective and local insight help clients manage cross-border regulatory risk and respond quickly to global cyber threats. Our experience spans technology, data, finance, investigations, litigation, employment, insurance and corporate matters.

Trusted advisers to boards

Cybersecurity is a board-level issue and a key regulatory focus, with significant consequences for non-compliance.

We advise boards and senior leadership on cyber risk, helping them understand their responsibilities (including potential personal liability), embed best practice and respond confidently in high-pressure situations.

Cybersecurity is a board-level risk, not just an IT priority.

  • Cybersecurity
    Handbook

    Our Cybersecurity Handbook provides a clear overview of the key legal and regulatory aspects of cyber framework across the jurisdictions covered.

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  • Our global cybersecurity
    team

    Learn more about our global cyber team and how we support organisations through complex cyber risk and incident response.

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