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Ian Birdsey



Ian Birdsey

Ian Birdsey


Ian is a Cyber and TMT specialist with a focus on data protection matters (including data breaches), technology related disputes and media litigation.

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Profil & Expérience

Ian is a Cyber and TMT specialist with a focus on data protection matters (including data breaches), technology related disputes and media litigation.

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Profil complet

A cyber specialist with more than a decade's experience, Ian is recognised as a leader in the cyber market with vast cyber and TMT experience.

Ian advises corporate and insurer clients on managing domestic and international cyber incidents and data breaches, claims and recovery actions, regulatory investigations and subsequent litigation including group claims. Ian manages regulatory enforcement challenges for clients including ICO fine appeal processes. In addition, he assists clients to improve their overall cyber resilience through a range of pre-breach services such as cyber simulations.

With technology increasingly at the core of disputes, where the battleground is now focused on data, technology and online issues, Ian has a wealth of experience advising on technology litigation including a number of significant disputes in this area over the past 20 years.

He also advises on defamation and ‘Right to be Forgotten’ claims, as well as corporate reputation management more broadly, helping clients to navigate reputational crises including potential claims in defamation and malicious falsehood. In addition, he also advises on media law from a defamation, privacy and data protection perspective.

Ian is a core member of the firm's resilience team. The team delivers solutions to clients with the aim of building organisational resilience.

Ian Birdsey is extremely knowledgeable on both legal and technical matters, and very easy to work with

Legal 500 – client testimonial

Ian Birdsey is an expert in cyber and data breach insurance

Legal 500

  • Cyber: acting as GDPR Counsel following a data breach which necessitated notice to all 28 EU supervisory authorities and involved managing a number of regulatory investigations across the EU.
  • Cyber: obtaining one of the first cyber injunctions in the UK against Person(s) Unknown for Clarkson plc.
  • Cyber: advising a travel organisation following a data breach including negotiating with the attacker, liaising with criminal authorities and successfully managing a number of parallel regulatory investigations.
  • Cyber: managing an international data breach for a financial services client following a multi-million dollar payment diversion fraud including notifying regulators and clients in dozens of different jurisdictions and settling the claim by the defrauded customer.
  • Cyber: acting for a high street retailer and plc following a high-profile data breach including managing a regulatory investigation and subsequent enforcement challenge with involvement in the subsequent appeal process.
  • Cyber: advising a building society following a data breach including notifying all customers, establishing a call centre and offering credit monitoring services.
  • Cyber: representing a private bank following the theft of credit and payment card details by a rogue employee including managing the internal investigation and dealing with the Information Commissioner's Office, Financial Conduct Authority and the Prudential Regulation Authority.
  • Cyber: delivering cyber simulations to corporate clients based on realistic and hypothetical security incidents. 
  • Cyber: advising a technology company following a breach of a client account connected to its news platform which led to a high-profile and widely reported data breach.
  • Data protection: advising on several Right to be forgotten claims before the UK courts.
  • Data protection: managing data protection, privacy and breach of confidence claims made by a student against a London based University.
  • Group claims: representing a marketing company in connection with 1,000+ threatened group claims made following a monetary penalty notice issued by the UK's data protection authority – the Information Commissioner's Office.
  • Technology: acting for a Tier 1 IT supplier in proceedings against a corporate business partner in connection with a long term government agency contract.
  • Technology: representing an IT supplier and its insurer in proceedings brought by an online retailer in the Technology and Construction Court following a project failure.
  • Technology: managing a procurement challenge for an IT supplier against a Government department.  
  • Defamation: involvement in several high-profile defamation cases for publishers and broadcasters including Fiddes v Channel 4
  • Privacy: acting for three defendants in the Douglas v Hello privacy litigation before the UK courts.
  • Copyright: involved in Da Vinci Code litigation and copyright claim made by Baigent & Leigh v Random House in the High Court in London.
  • Corporate reputation management: representing a pharmaceutical company in defamation and malicious falsehood proceedings brought by a competitor.

Client case studies



  • Assurance et réassurance

  • Commerce de détail et consommateurs

  • Infrastructures

  • Pratiques professionnelles



  • Assurance commerciale

  • Cyberrisques

  • Litiges commerciaux

  • Protection des données et de la vie privée

  • Réglementation et enquêtes

  • Technologie, externalisation et données