The Quantum Era is Closer Than It Appears

How cPacket is Preparing Customers for the Future of Cryptography

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‍By Hari Miriyala, Vice President – IT, Security & GRC

Quantum computing is steadily moving from research labs toward real-world deployment. While large-scale quantum computers capable of breaking today’s encryption algorithms are not here yet, enterprise security experts are asking an important question: What can I do today to protect my infrastructure tomorrow?

The reason is simple: cryptographic transitions take years – not months. For organizations in finance, healthcare, government, and other critical industries, the decisions made today will determine the resilience of their network infrastructure in the future. They must anticipate technology changes to protect sensitive data against emerging risks. This includes the possibility that encrypted information captured today could be decrypted years from now. This “data harvesting” scenario is one of the primary reasons that governments, standards bodies, and security organizations are accelerating the transition to Post-Quantum Cryptography (PQC).

Preparing for the quantum era has become an important part of many customers’ long-term cyber resilience strategies. Trusted by global enterprises in high-stakes, highly-regulated environments, cPacket delivers network observability built on one core principle: trusted packet data – the foundation for accurate visibility, faster threat detection, and sustained operational resilience even as networks and threats evolve. That same commitment is shaping cPacket’s approach to PQC.

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Why Post-Quantum Cryptography Matters?

Most of the encryption used to secure data connections today relies on algorithms built on mathematical complexity — factoring large numbers, working with prime numbers, and similar problems etc. Some of the examples include RSA, Diffie-Hellman key exchange, and Elliptic Curve Digital Signature Algorithm (ECDSA). This complexity is what makes them effective, because it would require impractical amounts of time and computing power to break them.

Quantum computing fundamentally changes that assumption. Using Shor’s algorithm, for example, a quantum computer can unravel many of the mathematical problems underpinning today’s cryptography in a fraction of the time of classic computers. While capable quantum systems of that scale are not here yet, the recent momentum in quantum computing has made preparation a strategic priority.

In response, the U.S. National Institute of Standards and Technology (NIST) spent years evaluating algorithms from industry and academia candidates before publishing the first standardized quantum-resistant cryptographic algorithms. Each standard addresses a specific security function:

• FIPS 203 (ML-KEM, Module-Lattice-Based Key-Encapsulation Mechanism) — Secures key exchange during encrypted communications.
• FIPS 204 (ML-DSA, Module-Lattice-Based Digital Signature Algorithm) — General-purpose digital signatures for network traffic, web services, and code validation.
• FIPS 205 (SLH-DSA, Stateless Hash-Based Digital Signature Algorithm) — Digital signatures for specialized, high-assurance scenarios such as root certificates.

These standards provide organizations with a clear path toward quantum-resistant security, while maintaining confidence that the algorithms have undergone extensive public review and industry validation.

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A Practical Path to Post-Quantum Readiness

Standardizing new algorithms is only part of the journey. The greater challenge for enterprises is adoption.

Few organizations can replace every cryptographic system overnight. Modern networks are a patchwork of physical and cloud infrastructure with third-party integrations deployed over years or decades – with many operational dependencies and regulatory requirements. That is why the industry has converged on a hybrid approach to PQC, and cPacket is doing the same.

Think of hybrid cryptography as building a bridge rather than flipping a switch. Instead of replacing today’s cryptographic algorithms all at once, organizations can operate classical and quantum-resistant algorithms together while gradually transitioning their infrastructure. This approach preserves interoperability across existing systems, partners, and applications while reducing operational risk.

cPacket is adopting NIST-approved quantum-resistant algorithms (including ML-KEM for key establishment and ML-DSA and SLH-DSA for digital signatures) alongside the algorithms our platform currently supports.

Equally important, cPacket does not plan to set an arbitrary cutoff date for existing cryptographic algorithms. The transition to PQC will ultimately be driven by customer adoption, ecosystem readiness, and evolving industry guidance. Supporting both generations of cryptography enables organizations to modernize at a pace that aligns with their operational requirements.

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How to Minimize Disruption During the Post-Quantum Transition

Preparing for the quantum era should not require customers to redesign their entire infrastructure. That’s why cPacket’s planned PQC support is designed to be delivered through software updates rather than hardware replacements or component upgrades. Customers will be able to adopt these capabilities through the same software lifecycle they already use, minimizing operational disruption while simplifying deployment.

This approach reflects a broader philosophy: security modernization should strengthen operational resilience, not complicate it.

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Part of a Broader Compliance Roadmap

For most – if not all – of our enterprises and government customers, cryptographic agility is becoming more than a technical consideration. PQC is now a compliance and risk requirement in the same vein as FIPS, Common Criteria, and SOC 2 Type II requirements. As such, we see PQC showing up in many vendor security assessments, procurement requirements, and regulatory frameworks.

PQC is just one component of cPacket’s comprehensive security and compliance roadmap, designed to help customers protect today’s critical infrastructure and prepare for tomorrow’s security landscape. We’re taking a coordinated approach to delivering cryptography enhancements, which can minimize implementation complexity while meeting evolving regulatory expectations.

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Looking Ahead to What’s Next

The transition to Post-Quantum Cryptography will not happen overnight. Like other major technology shifts, it requires careful planning, interoperability testing, and a practical migration strategy.

At cPacket, preparing for that future means more than supporting new algorithms. It means helping customers navigate change without sacrificing visibility, operational continuity, or trust. Because when organizations depend on trusted packet data to maintain their most critical services, long-term resilience is a non-negotiable.

Have questions about cPacket’s PQC roadmap or compliance posture? Reach out to compliance@cpacketnetworks.com. 

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