Quantum Cryptography, Cybersecurity

DigiCert’s New Edition Simplifies Post-Quantum Cryptography Planning

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August 3, 2026 by Ivy Delaney

DigiCert announced the Second Edition of “Post-Quantum Cryptography For Dummies” on July 30, 2026, in response to a rapidly evolving cybersecurity threat landscape. Since the first edition, organizations face an increase in machine identities, autonomous AI systems, and more stringent regulatory expectations alongside advances in quantum computing.

The updated guidance focuses on practical implementation of NIST-standardized post-quantum cryptography, helping organizations prepare for a major cybersecurity transition. “Quantum readiness is not just about preparing for a future event, it’s about building the trust foundation organizations need to secure AI, machine identities, and the next generation of digital infrastructure,” said Kevin Hilscher, Senior Director of Product Management at DigiCert.

DigiCert’s Second Edition Guides Transition to NIST-Standardized Post-Quantum Cryptography

Since the initial publication, digital security has become significantly more complex; organizations now grapple with a surge in machine identities and the integration of autonomous AI systems, as well as increasingly stringent regulatory demands. Shorter certificate lifecycles further complicate matters, requiring more frequent updates and heightened vigilance against potential breaches. This revised guidance specifically addresses the implementation of NIST-standardized post-quantum cryptography, moving beyond theoretical discussions to provide a concrete pathway for organizations seeking to comply with emerging government standards.

DigiCert emphasizes that quantum readiness extends beyond simply anticipating a future threat; it’s about establishing a robust trust infrastructure capable of securing modern digital assets. The Second Edition expands on the fundamentals introduced in the first, focusing on practical strategies for achieving crypto-agility, the ability to quickly switch cryptographic algorithms, and effectively managing cryptographic discovery and inventory.

Readers will find guidance on migration planning, essential for transitioning to quantum-resistant solutions without disrupting existing operations. DigiCert’s resources aim to equip security professionals with the tools needed to navigate this cybersecurity transition, ensuring the continued confidentiality and integrity of digital communications and data in a post-quantum world. The company currently serves over 125,000 organizations, including 90 percent of the Fortune 500, with its intelligent trust solutions.

Quantum readiness is not just about preparing for a future event, it’s about building the trust foundation organizations need to secure AI, machine identities, and the next generation of digital infrastructure.

Kevin Hilscher, Senior Director of Product Management at DigiCert
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Cybersecurity post-quantum cryptography Quantum Computing
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Ivy Delaney

Ivy Delaney has been working with neural networks and machine learning since the mid-nineties, back when a couple of hidden layers and a long afternoon of training counted as ambitious. She has watched the field go from academic curiosity to the thing quietly running underneath everything, and she brings that long view to quantum computing. For Quantum Zeitgeist she covers the ground where the two fields meet. That means quantum machine learning and the variational algorithms it leans on, and it also means the less glamorous but more interesting story of classical machine learning already doing real work inside quantum machines, decoding error-correcting codes, calibrating noisy hardware and learning the error models that simulators depend on. She writes about the hardware those algorithms have to run on too, and about the post-quantum cryptography scramble that the same hardware has set off. Her stories typically start with the paper, whether that is peer-reviewed work, conference proceedings or an arXiv preprint, with the source linked so you can hold a claim up against the research it came from. She is unimpressed by benchmarks that will not say what they beat, and by demonstrations that only work in the press release.

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