Becoming Quantum Safe

Protect Your Business and Mitigate Risks with Post-Quantum Cryptography and Crypto-Agility

Jai Singh Arun, Ray Harishankar, Walid Rjaibi

• Publisher: Wiley
• Year: 2025
• Print ISBN: 9781394374328
• eBook ISBN: 9781394374335
• Edition: 1
• Topic: Computer Science
• Subtopic: Cryptography
• Index: Computer Science

A practical guide to navigating cryptographic challenges in the era of quantum computing.

Becoming Quantum Safe: Implementing Post-Quantum Cryptography to Mitigate Risks and Protect Your Business is a is a definitive, pragmatic guide designed for CISOs, CTOs, CIOs, CROs, CCOs, CDOs, DPOs, security leaders, and technology executives who need to understand and act on the challenge posed by quantum computing to current cryptography. This comprehensive playbook delivers step-by-step strategies for transitioning to Post-Quantum Cryptography (PQC)—ensuring your organization remains secure, compliant, and resilient in the quantum era.

Authored by leading experts in cybersecurity, cryptography, and quantum technologies, this book demystifies the quantum threat, explains the vulnerabilities in today's encryption, and provides clear, actionable guidance to achieve crypto-agility and implement quantum-safe cryptography.

What You Will Learn:

• What is Quantum Computing and how it Threatens Current Encryption
  Understand the basics of quantum computing and the challenges it poses to RSA, ECC, and other widely used encryption. Gain explanations of Shor's Algorithm, Grover's Algorithm, and how they impact classical cryptography.
• Practical Crypto-Agility Strategies
  Learn how to build a crypto-agile enterprise—one that can rapidly adopt, test, deploy, and manage new cryptographic standards without disrupting business operations.
• A Roadmap to Post-Quantum Cryptography (PQC) Adoption
  Follow a proven, step-by-step framework to transition from classical to quantum-safe cryptography. Identify key milestones, address operational challenges, and implement solutions that safeguard data, operations, and digital trust. Learn about the consortia work that brings together players in the ecosystem and how one can leverage the work being done to accelerate the quantum safe journey.
• Case Studies Across Industries
  See how global leaders in banking, financial services, government, telecommunications, healthcare, and retail are adopting post-quantum cryptography to mitigate risks, achieve compliance, and future-proof their security infrastructure.

Why This Book Matters Now:

• The quantum threat to encryption is real and time-sensitive. Quantum computers will render today's encryption obsolete, exposing sensitive data, customer trust, and business continuity.
• Regulatory pressures are rising. Governments and standards bodies across the globe are mandating quantum-safe transitions.
• Organizations that embrace crypto-agility today will lead the future, maintaining a secure competitive edge in a quantum-powered world.

Table of contents

• Cover
• Table of Contents
• Title Page
• Foreword
• CHAPTER 1: Introduction to Quantum Computing and Its Impact
• CHAPTER 2: Cryptography: An Ultimate Line of Defense for the Digital World
• CHAPTER 3: Understanding Classical and Post-Quantum Cryptography and Solutions
• CHAPTER 4: Managing Risks in the Quantum Era
• CHAPTER 5: Implementing Quantum-Safe Solutions to Protect Your Business
• CHAPTER 6: Ensuring a Successful Transition to Quantum Safe
• CHAPTER 7: Leveraging the Ecosystem
• CHAPTER 8: Achieving Crypto-Agility: Future-Proofing Your Business
• CHAPTER 9: A Vision of Securing the Digital World in the Quantum Era
• Acknowledgments
• About the Authors
• Index
• Copyright
• Dedication
• End User License Agreement