Julian Hayes advises companies and individuals in the rapidly developing field of data protection, especially in the context of data breaches and law enforcement investigations, where necessary litigating to ensure that the actions of state authorities are properly constrained. A partner at BCL for four years, he has vast experience of all types of criminal inquiries, including the unlawful obtaining of data and computer misuse offences. He is well-known and highly regarded commentator on cybersecurity and privacy issues. He advises telecommunications operators on their obligations under UK investigatory powers legislation and provides practical guidance on how to handle demands placed upon them, including in establishing systems that work to ensure legal compliance and protection for the operator. He has advised in relation to US-UK Bilateral Data Sharing Agreement and forthcoming UK online harms legislation.