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Quantum Security & Post‑Quantum Readiness

Helping organizations anticipate, prioritize, and transition securely in the quantum era

The next wave of digital transformation is here. Quantum computing is set to revolutionize industries, offering unparalleled power to optimize supply chains, accelerate drug discovery, and redefine financial markets. Organizations that harness this power will create significant competitive advantages, positioning themselves at the forefront of innovation and growth.

However, the power to solve the world’s most complex problems is also the power to break the encryption that protects your most valuable data. The quantum era creates not just a business opportunity, but a critical security imperative that cannot be ignored.

The clock is ticking: why you must act now

The threat to your organization is twofold and immediate. First, adversaries are actively engaged in a "harvest now, decrypt later" strategy—stealing and storing your encrypted data today with the intent to decrypt it once quantum capabilities are available.

Second, the timeline for this transition is no longer theoretical. With widely used algorithms like RSA and ECDSA set to be disallowed by 2035, the clock is ticking on your migration to post-quantum cryptography (PQC). Delaying the transition increases the risk of system disruption, compliance failure, and a rushed implementation that could leave your organization vulnerable.

A strategic roadmap to quantum resilience

Navigating the shift to a post-quantum world requires a clear, strategic framework. A successful transition is a business-wide initiative that safeguards critical assets, ensures operational continuity, and builds a foundation for future innovation. The path to achieving quantum readiness is a manageable journey:

  • Preparation and scope: define your project objectives and align your PQC transition with core business goals to establish a clear and solid foundation.
  • Cryptographic asset inventory: catalog your cryptographic assets—including all algorithms, keys, and certificates—to identify quantum-vulnerable systems and prioritize your transition efforts.
  • Risk and data governance: establish policies to manage the data lifecycle, ensuring security, compliance, and alignment with emerging quantum-resistant standards.
  • Transition plan development: create a strategic plan that outlines timelines, resources, and milestones to migrate to PQC solutions with minimal operational disruption.
  • Implementation and remediation: deploy quantum-resistant cryptography across your systems, validate its effectiveness, and address vulnerabilities through targeted actions.
  • Continuous monitoring: maintain long-term resilience by monitoring emerging quantum threats and adapting your security posture to evolving standards.

Secure your future today

The quantum era will be defined by those who prepare. Proactively building a quantum-resistant foundation is essential for protecting your organization and securing your place at the forefront of innovation.

How can KPMG help?

KPMG US can provide thorough support for your PQC migration by offering specialized guidance on implementing PQC solutions, working to keep your systems secure against emerging quantum threats. Additionally, our team can assist in creating a strategic roadmap tailored to your organization’s specific needs, facilitating a smooth transition to quantum-resistant technologies.

Meet the team

Image of Dr. Aaron Kemp
Dr. Aaron Kemp
US Quantum Leader, KPMG LLP
Image of Dr. Lekshmy Sankar
Dr. Lekshmy Sankar
Head of Quantum Security, KPMG

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