Apple has filed a new legal challenge against the British government over a secret order — technically called a Technical Capability Notice (TCN) — that effectively required Apple to create a way to hand over users’ encrypted iCloud data to law enforcement on demand. The case is being heard by the UK’s Investigatory Powers Tribunal, the specialized court that adjudicates disputes about surveillance law.
At the heart of the fight is Apple’s Advanced Data Protection (ADP) feature, which stores encryption keys on users’ own devices rather than on Apple’s servers. Because Apple never holds the keys, it is technically unable to unlock iCloud content even when served with a court order. Rather than comply, Apple withdrew ADP entirely from UK users earlier this year. The new legal challenge signals Apple now wants a formal ruling — not just a quiet withdrawal — to settle whether the UK government can secretly compel companies to weaken encryption for millions of people. Privacy charities including Liberty, who are filing parallel cases, described Apple’s move as “crucially important to preserving all of our privacy and security.” An April tribunal judgment had already noted that multiple public statements — including US President Donald Trump likening the UK demand to tactics used by China — had undermined the government’s claim of secrecy around the order.
The broader legal conflict is not resolved by any technical fix. Law enforcement agencies argue that end-to-end encryption prevents them from detecting child sexual abuse material, and that client-side scanning — checking content on the device before it is encrypted — is a partial answer. Apple explored exactly that approach, announcing a scanning system in 2021, then shelving it in 2022 following widespread criticism from security researchers and civil liberties groups who warned it would create infrastructure easily repurposed for broader surveillance. The question of how democracies police encrypted platforms without breaking encryption for everyone remains unresolved, and Apple’s challenge will not settle it — but it forces the UK government to defend its position before an independent court rather than act through secret administrative orders.