The End of Privacy? Backdoors, the Online Safety Act, and the Response of Sovereign Ecosystems

Wed, 10 Jun 2026 00:00:00 +0000

London has become the epicenter of a global battle for the future of digital privacy. With the adoption of the Online Safety Act 2023 (OSA) and recent proposals to revise the Investigatory Powers Act (IPA) — dubbed the “Snoopers’ Charter” by its critics —, the British government is claiming the right to impose surveillance obligations at the very heart of private communications. The breaking point is the power granted to the regulator OFCOM to require platforms to deploy “accredited technology” to detect child sexual exploitation and abuse (CSEA) material or terrorism, including within end-to-end encrypted communications.

For major digital platforms, Westminster’s message is unambiguous: either they facilitate state access to their infrastructures, or they face fines of up to 10% of their global revenue. The response was immediate: services like Signal and WhatsApp publicly threatened to withdraw from the UK market, refusing to compromise the security of their users to satisfy a single jurisdiction. The technical argument is hard to dispute: there is no master key reserved solely for legitimate actors. An open door for law enforcement is, by design, an open door for cybercriminals and foreign intelligence services.

The business model of major platforms: a structural obstacle to Zero-Knowledge

The resistance of major platforms to adopting Zero-Knowledge encryption is not explained by technical inability, but by a fundamental economic incompatibility. Companies like Alphabet and Meta rely on monetization models based on the systematic collection of behavioral data. This model is, incidentally, implicitly recognized by the European Union’s Digital Markets Act (DMA), which classifies these “gatekeepers” as entities whose dominant position is precisely fueled by the accumulation of data on an unparalleled scale. For these actors, adopting a Zero-Knowledge architecture would mean depriving their advertising systems of the continuous identification of users that constitutes its fuel. It is therefore not a technical choice, but a trade-off between user privacy and the viability of their business model.

The strategic risk: the “Harvest Now, Decrypt Later” threat

Beyond the debate on privacy, the weakening of encryption raises a national security issue of a completely different scope. The strategy known as Harvest Now, Decrypt Later (HNDL) involves state adversaries intercepting and storing massive volumes of encrypted communications today, in anticipation of future quantum decryption capabilities. By weakening current encryption standards, the British legislative framework objectively facilitates this type of operations against government, diplomatic, or industrial communications.

It is precisely in this context of a trust deficit that ecosystems like Arpokrat’s acquire operational relevance. By operating under the regime of the Swiss Federal Act on Data Protection (FADP), with an architecture that collects no civil identifiers, Arpokrat offers a technical break from infrastructures subject to British jurisdiction — guaranteeing that the system remains deaf to the injunctions foreseen by the OSA.

The conflict of norms: OSA and IPA against European law

The legal analysis of the new British state prerogatives reveals a direct collision with the foundations of European law regarding data protection and the confidentiality of communications.

OSA against the prohibition of generalized surveillance

Article 121 of the OSA introduces the possibility for OFCOM to issue notices forcing platforms to implement client-side scanning. This measure directly contravenes the principle, derived from European law and included in the jurisprudence of the CJEU, prohibiting general surveillance obligations. By imposing a “vulnerability by design”, it also places companies in a double bind situation: by weakening their security to comply with a state mandate, they fail in their obligation to guarantee a level of security appropriate to the processing, as enshrined in Article 32 of the GDPR.

The ePrivacy Directive and the confidentiality of communications

The scanning of private messages is in direct contradiction with Article 5, paragraph 1, of Directive 2002/58/EC (ePrivacy), which obliges Member States to guarantee the confidentiality of electronic communications and prohibits any form of interception or surveillance without the explicit consent of the users concerned.

Technical Capability Notices and blocking security updates

Under the IPA 2016 regime, the British government now intends to use Technical Capability Notices (TCN) to block security updates before they are deployed. This mechanism creates an unsolvable conflict with the obligation, set by Article 32 of the GDPR, to ensure the continuous security of processing systems — an obligation that precisely requires the ability to apply patches without delay or external interference.

Compliance risks for companies operating in Europe

The revisions to the IPA aim to force companies to notify the British government of any technical modification affecting security, prior to its implementation, thereby granting it a veto right over product development. This interference creates considerable legal insecurity for suppliers operating in the European market: British adequacy to European law — already fragile — could be called into question if the UK no longer guarantees protection substantially equivalent to that of the GDPR. Data transfers to the UK under this new framework would therefore likely expose companies to sanctions under the GDPR.

Defense through technical impossibility: the Zero-Knowledge principle as a legal shield

International jurisprudence, consolidated by the Schrems I and Schrems II rulings of the CJEU, has established a defining principle: the only robust safeguard against disproportionate surveillance is the technical impossibility of accessing it. Zero-Knowledge architectures apply this principle in three layers of protection:

Absence of custody: since the platform does not hold the decryption keys, any injunction to scan messages is technically inoperative;
Sovereignty of the operating system: the control of ArpokratOS eliminates telemetry that feeds intelligence collection at the device level;
Swiss jurisdictional anchoring: by hosting its infrastructure in Switzerland, Arpokrat operates under a legal regime requiring individualized and reasoned mutual legal assistance requests, neutralizing the automated execution of mass scans foreseen by the OSA.

Conclusion

The provisions of the OSA and the revisions of the IPA are not only a threat to the privacy of individuals: they represent a breach of legal certainty for all European data passing through infrastructures subject to British jurisdiction. By legitimizing the weakening of encryption in the name of public safety, London paradoxically exposes its allies and trading partners to risks of industrial and state espionage that Zero-Knowledge architectures are precisely designed to prevent.

The integrity of professional and institutional communications now requires a structural response: the migration towards decentralized ecosystems guaranteeing digital sovereignty, from the code level up to the jurisdictional anchoring.

Encryption on ARPOKRAT