Episode 14: Quantum computing, Q-Day and protecting data for the future
Quantum computing is coming. The question is when?
In this episode of Future Ready with Bechtle, Stephen Harley (Field CTO, Bechtle UK) sits down with Lee Alesbrook (Hybrid Infrastructure BDM, Bechtle UK), to explore one of the most talked-about emerging technologies in IT. They unpack what quantum computing actually is, why it matters, what "Q-Day" means for organisations, and why the decisions businesses make today could determine whether their data remains secure tomorrow.
Quantum computing is a security question. Are you prepared for it?
Lee Alesbrook
Why listen?
Quantum computing is often portrayed as a futuristic concept, but its impact on cybersecurity and data protection is already influencing decisions being made today. This episode provides a practical, business-focused introduction to what quantum computing is and why it differs from traditional computing, the concept of Q-Day and why organisations should pay attention, the risks posed by "harvest now, decrypt later" attacks, how quantum computing could affect today’s encryption standards, what businesses can do now to prepare, and why quantum readiness is ultimately a security and risk management discussion. Whether you're a CIO, CTO, Head of IT, Security Leader or business decision-maker, this conversation offers valuable insight into one of the most significant technology shifts on the horizon.
In this episode:
- What quantum computing actually is
A straightforward explanation of quantum computing, how it differs from traditional computing, and why its processing power could transform industries ranging from healthcare and finance to scientific research. - How close are we to quantum computing?
Separating hype from reality. The current state of quantum technology, the challenges still preventing mainstream adoption, and realistic expectations for when quantum computing may become commercially viable. - Understanding Q-Day
What Q-Day means, why security professionals are paying attention to it, and how the arrival of sufficiently powerful quantum computers could change the cybersecurity landscape overnight. - Harvest now, decrypt later
Why attackers are already collecting encrypted data today in anticipation of future quantum capabilities, and what that means for organisations holding sensitive information. - Why today's encryption won't last forever.
How quantum computing could undermine current encryption methods and why organisations need to think about long-term data protection strategies now rather than waiting for the technology to arrive. - The industries most at risk
Why healthcare, finance, government, defence and other highly regulated sectors may need to prepare sooner due to compliance requirements and long-term data retention obligations. - Protecting data before Q-Day arrives
The practical steps organisations can take today, including modern encryption approaches, automated key management and quantum-resistant security solutions that are already available. - Security planning for the next decade
Why quantum readiness should be viewed as a business risk and governance issue rather than simply an emerging technology trend, and how leaders can begin preparing their organisations now.
A practical decision checklist:
- How long does our data need to remain secure?
Are we holding information that must remain protected for 5, 10, 15 years or more, such as customer records, healthcare data, financial information, intellectual property or regulated data? - Are we prepared for Q-Day?
Do we understand what happens when quantum computing reaches the point where today's encryption methods become vulnerable, and what that could mean for our business? - Do we know where sensitive data resides?
Can we identify the systems, applications and communications channels carrying our most critical information, both internally and externally? - Are our current security investments future-proof?
Will the encryption technologies and security controls we're deploying today still provide protection against emerging quantum threats? - Which regulations could be affected?
Do compliance requirements in sectors such as healthcare, finance, government or defence mean we need to think about quantum-safe security sooner rather than later? - What is our roadmap for quantum-safe encryption?
Do we have a plan to evaluate and adopt technologies that can protect data against future quantum decryption capabilities? - Are we waiting too long to act?
If quantum computing becomes viable faster than expected, would we be comfortable with the protections we have in place today? - Do we have the right expertise to guide us?
Are we working with partners who understand both the security implications of quantum computing and the practical steps organisations can take now to prepare?
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Release Date: 1st July 2026
Quantum computing may still seem like a future consideration, but organisations need to start preparing today. As advancements in quantum technology continue to accelerate, understanding the potential impact on cybersecurity, encryption, and data protection has never been more important. Read our latest blog to learn what quantum readiness means for your business and the steps you can take now to prepare for the future.
How Bechtle helps.
Bechtle UK helps organisations assess, strengthen and future-proof their security posture against emerging threats, including those posed by advances in quantum computing.
- Vulnerability assessments and testing
- Cyber Essentials and compliance support
- Data protection and information security
- Cloud, endpoint, and workplace security
- Managed Security Operations Centre (SOC)
- Infrastructure and perimeter security
- IT & cyber security consulting
By combining security expertise with strategic advisory services, Bechtle helps organisations prepare for tomorrow's risks while protecting today's data.
Contributors.
Stephen Harley
Field CTO, Bechtle
Focus:
Modern workplace strategy, hybrid architectures, AV & collaboration.
Lee Alesbrook
Hybrid Infrastructure Business Development Manager, Bechtle
Focus:
Hybrid infrastructure, cybersecurity, encryption, networking and quantum readiness
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