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07 November 2025 / Sailesh Mehta , Theo Burges
Issue: 8138 / Categories: Features , Criminal , National security , Media , Data protection , Privacy
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The hydra grows another head

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The Afghan leak super-injunction highlights the growing body of national security law spanning ever-increasing areas of practice, write Sailesh Mehta & Theo Burges
  • The increasing volume of national security cases and legal matters involving national security reflects heightened global and domestic concerns.
  • The diverse nature of national security work means a wide range of responsibilities and disciplines are involved, from intelligence and cybersecurity to counterterrorism and enforcement.
  • The evolving national security legal framework is adapting to new threats, technologies and geopolitical shifts.

In July of this year, Mr Justice Chamberlain discharged a super-injunction designed to prevent the reporting of a 2022 leak which put the lives of Afghans who co-operated with the UK in Afghanistan and their families at risk. In August, astoundingly, there was a further data breach in relation to British engagement in Afghanistan. The injunction was primarily granted due to concerns regarding threats to the lives of those connected to the leak, but it also later became clear

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MOVERS & SHAKERS

Walkers—Muriel Marseille

Walkers—Muriel Marseille

Ashurst's Chief Risk Officer joins Walkers

Excello Law—John Osborne

Excello Law—John Osborne

Northern family lawyer John Osborne joins Excello

mfg Solicitors—Rebecca Rogers, Kennedy Langley & Victoria Griffiths

mfg Solicitors—Rebecca Rogers, Kennedy Langley & Victoria Griffiths

Trio of promotions announced at Kidderminster law firm mfg Solicitors

NEWS
A sole director can conspire with their own company for the purposes of the tort of unlawful means conspiracy, the High Court has ruled in a judgment with potentially wide implications for business disputes
The Court of Appeal has reinforced that domicile depends on intention rather than residence alone, in a significant post-Brexit ruling on cross-border financial remedy claims
The Chancery Division's long history comes to an end this autumn as it is reborn as the Business and Property Division, prompting questions over whether the shake-up is really necessary
The Financial Conduct Authority (FCA) continues to show that failing to disclose regulatory issues can attract harsher consequences than the original misconduct itself
Rejecting a generous settlement can prove an expensive mistake, as two recent high-profile cases demonstrate
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