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Sub practice
Sub practice

Cyber and Data Litigation

Allen & Overy’s expert team handles a wide range of litigation relating to cyber and data security, with particular experience in cross-border cases.

Working with our first rate regulatory specialists, we handle reporting, enforcement and prosecution, including cases involving cyber and data security breaches. 

Our global team includes consultant David Smith, former Deputy Information Commissioner at the UK Information Commissioner’s Office.

A&O’s clients in this area include national and international businesses, ranging from telecommunications companies to the world’s largest financial institutions. Our work covers diverse issues including: 

  • representing clients in follow-on litigation related to data breaches
  • advising on options for criminal and civil actions against hackers 
  • financial crime risks in relation to the payment of ransoms (including money laundering, terrorism financing and economic sanctions)
  • use of injunctions
  • liaison with regulators
  • employee theft
  • class actions
  • data misuse by third parties
  • anti-terrorism issues
  • denial-of-service and distributed denial-of-service attacks
  • third-party disclosure applications

News and insights

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Publications: 20 February 2024

FCA and PRA enforcement themes and trends 2023: a shake-up

A shake-up is underway at the UK financial services regulators. For the first time, the Financial Conduct Authority (FCA) has appointed co-Directors of its Enforcement and Market Oversight Division,…

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Publications: 03 January 2024

Allen & Overy's James Gagen on Apple Watches, the ITC, and Litigation Strategies with Bloomberg Technology

James Gagen, litigator in Allen & Overy’s Intellectual Property practice, joined Bloomberg Technology hosts Caroline Hyde and Ed Ludlow to discuss the most recent developments regarding the…

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Blog Post: 25 November 2023

Council and Parliament agree on political advertising regulation

The Council presidency and European Parliament announced their political agreement on a draft regulation addressing transparency and targeting of political advertising (the Regulation) on 7 November…

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Publications: 28 June 2022

Lost your bitcoin private key? Bitcoin developers are not required to grant you access

Buyers of bitcoin beware: if you lose your online banking password or PIN the solution is to contact your bank and ask for a new one. However, if you lose the private key to your bitcoin, the High…

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Data Hub

Focusing on the latest digital trends and risks and developments in the field of data protection, privacy, information and cyber law.

Explore diversity, equity and inclusion at A&O

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Striving for a better gender balance

For gender equality, there can be no glass ceiling. At Allen & Overy we are determined to achieve a better gender balance at all levels of our organisation, and are working hard to make sure that all of our people have the same opportunities to realise their ambitions.

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Race and ethnicity - enabling diverse people to thrive

The world is full of different. Are we truly a global firm if our business is not? We’re striving to attract talented, racially and ethnically diverse people, and create an environment where our colleagues not only feel that they belong – they feel they can thrive.

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Supporting our LGBTQ+ colleagues and communities

There are all kinds of different in the world. Some differences can be seen, others can’t. However people identify, whatever their difference, we want them to feel completely able to bring their authentic selves to work.

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Improving social mobility

In many countries, the socio-economic background children are born into is still the biggest determining factor in their life chances. Social mobility – enabling young people to break out of that cycle and improve on the background they are born into – is a challenge we face the world over.

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Supporting our colleagues with disabilities

Sometimes what makes us different is visible. Sometimes it isn’t immediately obvious. We know that differences can be life-changing and can change over time.

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