Preparing Europe for Quantum Security: Resilience, Agility, and Leadership

Last Updated: February 16, 2026By

Preparing for a Quantum Future

Paul Holt, Group VP for EMEA at DigiCert, stresses that handling the post-quantum era isn’t just a tech upgrade—it’s a leadership necessity. As quantum computing evolves, its potential to disrupt our digital trust framework grows more real. Across the UK and Europe, efforts are underway to prepare for these changes, shifting the focus from “if” to “when.”

Building Digital Resilience

Digital trust is the bedrock of today’s economy, vital to every digital transaction. Yet, with quantum computing advancing, Europe must strengthen its defenses. This isn’t simply tech maintenance—it’s about strategic resilience and safeguarding digital trust. Preparedness calls for more than tweaks; it’s a pivotal investment in our digital landscape’s future stability.

A Shift in Mindset

Organizations are rapidly recognizing the urgency of post-quantum cryptography (PQC). Recent actions by entities like NIST and European regulators underscore a pressing need for transition. Laws like NIS2 and eIDAS 2.0 are pushing firms to take cryptographic control seriously. Amidst complex encryption systems, proactive measures are vital as the window for test runs narrows.

The Risk of Delay

History teaches the costs of slow compliance. The GDPR era showcased the pitfalls of underestimation, leading to panic-induced fixes. Hesitating on PQC could mean similar chaos, with potential expense and operational upheaval looming large. The financial stakes of being unprepared can outweigh early investment, with possible severe hits to reputation.

The Perils of Vulnerability

The biggest danger is the gaps quantum computing might exploit. Soon, RSA and ECC encryption won’t suffice, risking data in a “harvest now, decrypt later” scenario. Sectors like finance and healthcare, hinging on data protection, stand vulnerable to theft and disruption, underscoring the need for rapid action.

A Shared Responsibility

PQC readiness relies on cohesive organizational effort. Large corporations may rely on cryptography teams, while smaller firms might depend on IT departments. Either way, the aim isn’t overhaul but achieving crypto-agility—flexibility to update and replace cryptographic systems effectively, focusing on discovery, agility, and governance.

Leadership in Quantum Readiness

Quantum readiness tests leadership’s vision and cooperation. Boards should see PQC as an integral resilience factor, ensuring support and accountability at top levels. Actions for security teams include mapping cryptographic assets and establishing strategic governance. Proactive engagement now leads to a more secure future.

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