Christian Paquin
Principal Research Engineer at Microsoft
Reston, Virginia, United States
Summary
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RockstarChristian Paquin is a Principal Research Engineer at Microsoft with a decade of experience specializing in cryptography, information security, and identity and access management. He designs and implements security architectures and privacy-enhancing technologies, with deep hands-on expertise in PKI and electronic signatures. Christian contributes to open-source post-quantum efforts—helping make the widely used liboqs library build and run on Windows by addressing randomness, key exchange, and memory concerns—bringing research-grade crypto into practical developer environments. Based in Reston, VA, he blends software engineering rigor with a researcher’s attention to protocol and implementation detail. Colleagues rely on him to translate cutting-edge cryptographic primitives into secure, auditable production systems.
10 years of coding experience
Github Skills (11)
winapi10
ws-api10
c-programming10
wp-api10
cryptography9
crypto9
crypt9
algorithm9
memory-management7
cross-platform6
multiplatform6
Programming languages (15)
Github contributions (5)
open-quantum-safe/liboqs
Sep 2016 - Jul 2022
C library for prototyping and experimenting with quantum-resistant cryptography
Role in this project:
Back-end Developer & Cryptography Implementer
Back-end Developer & Cryptography ImplementerContributions:11 reviews, 301 commits, 153 PRs in 5 years 11 months
Contributions summary:Christian's contributions focused on enabling the Windows build environment for the "liboqs" library, a C library for experimenting with quantum-resistant cryptography. The user modified several files, including those related to random number generation and key exchange algorithms, to incorporate Windows-specific API calls and build directives. Furthermore, the user addressed code formatting and memory allocation issues related to Windows compatibility.
post-quantumcryptographyexperimentingc-librarypublic-key-cryptography
open-quantum-safe/openssl
Mar 2018 - Dec 2022
UNSUPPORTED Fork of OpenSSL 1.1.1 that includes prototype quantum-resistant algorithms and ciphersuites based on liboqs PLEASE SWITCH TO OQS-Provider for OpenSSL 3
Contributions:5 reviews, 127 commits, 83 PRs in 4 years 9 months
post-quantumcryptographysmimepublic-key-cryptographytls
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