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The after-conference proceeding of the ICSISCET 2025 will be submitted for publication in SCOPUS Indexed Springer Book Series, ‘Lecture Notes in Networks and Systems'

Mr. Nandagopal seshagiri

Applied Post-Quantum Cryptography: From Algorithm Readiness to Enterprise-Scale Trust

Abstract:

While quantum-safe algorithms are nearing standardization, the real challenge lies not in their mathematics but in their application. Enterprises now face the complex task of embedding post-quantum cryptography (PQC) into sprawling ecosystems of cloud services, APIs, IoT devices, identity systems, and data pipelines—without breaking interoperability, performance, or governance.

This keynote explores the practical frontier of PQC adoption, bridging theory and implementation. It examines the current landscape of hybrid cryptography, quantum-agile PKI, secure key lifecycle management, and AI-assisted orchestration of crypto transitions. Through real-world scenarios, it highlights how PQC can be applied across TLS, KMS, identity attestation, and data protection layers—transforming “quantum readiness” from a compliance checkbox into a measurable posture of cryptographic resilience. Attendees will learn actionable patterns, architectural trade-offs, and automation strategies to achieve enterprise-scale trust in a post-quantum world.

Profile:

Mr. Nandagopal Seshagiri is a seasoned Senior Software Architect at Okta, specializing in Infrastructure and Application Security. With over a decade of experience, he has been instrumental in translating zero-trust principles into robust, scalable systems that protect millions of identities daily. His core mission is to engineer secure-by-default platforms that empower product teams to innovate confidently, backed by uncompromising security foundations.

At Okta, Nandagopal has spearheaded several of the company’s critical security initiatives, including Unified Asset Management, Cloud Security Posture Management, Just-In-Time IAM, and Role-Based Access Control (RBAC). On the product front, he played a foundational role in building key components of Okta’s Multi-Factor Authentication (MFA) and the Okta Access Gateway (OAG), enhancing the platform’s security capabilities at scale.

Known for bridging the gap between high-level architecture and hands-on engineering, Nandagopal drives end-to-end project delivery—from whiteboard to production—while aligning technical solutions with business and compliance objectives. His expertise spans a broad technical stack including Java, Go, Python, Terraform, Kubernetes, and AWS.

Beyond implementation, he is a strong proponent of secure-by-design culture. He actively mentors engineers, creates reference security patterns, and speaks on topics like zero-trust, PKI automation, and cloud-native security at internal forums.

Passionate about the future of identity and trust, Nandagopal welcomes opportunities to collaborate and exchange ideas on topics such as zero-trust adoption, supply chain security, and large-scale identity infrastructure.