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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

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News and insights

Exterior of a modern glass and metal building

Publications: 18 September 2023

Directive 1828/2020 sur les actions représentatives et réforme des actions de groupe en France

La directive (UE) 2020/1828 a créé un socle commun pour les actions de groupe au sein de l’Union Européenne, qui devrait conduire le Parlement français à adopter, dans les prochains mois, une réforme…

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Publications: 28 April 2023

New rules for arbitration under Luxembourg law: A modern and flexible framework for dispute resolution

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Publications: 18 January 2023

La délinquance en col blanc en France, 2022 : aperçu des évolutions, tendances et perspectives

À l’occasion de son rapport annuel consacré aux grandes évolutions législatives et judiciaires relatives à la délinquance en col blanc, le cabinet Allen & Overy revient sur les principales…

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Cloudy blue sky seen through a hole in the middle of a sculpture

Publications: 08 December 2022

Le clair-obscur du régime de la convention judiciaire d’intérêt public

Depuis sa création, la convention judiciaire d’intérêt public suscite les passions. Les conventions récentes continuent néanmoins de mettre en lumière les améliorations à apporter au système actuel.

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Distinction

Working with them is delightful. They are highly professional, deliver immaculate client service and have a deep knowledge of data protection technicalities.

Chambers Global 2019, Data Protection

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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.
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Explore diversity, equity and inclusion at A&O

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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