christian dupius

Christian Dupuis

Senior Principal Software Engineer, Docker

More by Christian

Nov 21, 2025

How Docker Hardened Images Patches Vulnerabilities in 24 hours

See how Docker Hardened Images patched Golang SSH CVEs in under 24 hours with Scout real-time CVE ingestion, automated rebuilds, SBOM clarity, and AI guardrails.

christian dupius
Christian Dupuis
Oct 15, 2025

Docker Hardened Images: crafted by humans, protected by AI

At Docker, we are building our hardened images to exacting standards. That means carefully crafting by hand, because humans are still the best security architects. That said, we understand the value of AI and deploy it as an extra set of eyes at critical junctures in our Docker Hardened Image (DHI) build process. With this…

christian dupius
Christian Dupuis
Oct 13, 2025

100% Transparency and Five Pillars

How to Do Hardened Images (and Container Security) Right Container security is understandably a hot topic these days, with more and more workloads running atop this mainstay of the cloud native landscape. While I might be biased because I work at Docker, it is safe to say that containers are the dominant form factor for…

christian dupius
Christian Dupuis
Aug 20, 2025

The Supply Chain Paradox: When “Hardened” Images Become a Vendor Lock-in Trap

Explore the paradox of hardened container images—strong security gains but hidden vendor lock-in risks. Learn how to harden without losing control.

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Aug 9, 2025

Remocal and Minimum Viable Models: Why Right-Sized Models Beat API Overkill

Cut costs, reduce latency, and build faster with right-sized AI. Learn why Remocal and Minimum Viable Models are the future of practical AI development.

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Aug 5, 2025

Everyone’s a Snowflake: Designing Hardened Image Processes for the Real World

Why flexible hardened images drive real security. Learn how platform teams can balance security, usability, and developer happiness at scale.

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Aug 4, 2025

Hard Questions: What You Should Really Be Asking Your Hardened Image Provider Before You Press the Buy Button

Not all hardened images are secure. Ask these 15+ critical questions to evaluate providers’ patching, flexibility, transparency, and CI/CD compatibility

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Oct 27, 2022

Security Advisory: High Severity OpenSSL Vulnerabilities

UPDATE: The OpenSSL Project has officially disclosed two high-severity vulnerabilities: CVE-2022-3602 and CVE-2022-3786. These CVEs impact all OpenSSL versions after 3.0. The sole exception is version 3.0.7, which contains fixes for those latest vulnerabilities. Previously, these CVEs were thought to be “critical.” Learn more here.

christian dupius
Christian Dupuis
Oct 25, 2022

Resolve Vulnerabilities Sooner With Contextual Data

OpenSSL 3.0.7 and “Text4Shell” won’t be the last critical vulnerabilities to plague your development team. Here’s how contextual data, Docker, and Atomist can help you remediate.

christian dupius
Christian Dupuis
Oct 21, 2022

Security Advisory: CVE-2022-42889 “Text4Shell”

Learn more about the CVE-2022-42889, aka “Text4Shell” vulnerability in the “Apache Commons Text” Java library — and how Docker Security Scans identify it.

christian dupius
Christian Dupuis
Nov 21, 2025

How Docker Hardened Images Patches Vulnerabilities in 24 hours

See how Docker Hardened Images patched Golang SSH CVEs in under 24 hours with Scout real-time CVE ingestion, automated rebuilds, SBOM clarity, and AI guardrails.

christian dupius
Christian Dupuis
Oct 15, 2025

Docker Hardened Images: crafted by humans, protected by AI

At Docker, we are building our hardened images to exacting standards. That means carefully crafting by hand, because humans are still the best security architects. That said, we understand the value of AI and deploy it as an extra set of eyes at critical junctures in our Docker Hardened Image (DHI) build process. With this…

christian dupius
Christian Dupuis
Oct 13, 2025

100% Transparency and Five Pillars

How to Do Hardened Images (and Container Security) Right Container security is understandably a hot topic these days, with more and more workloads running atop this mainstay of the cloud native landscape. While I might be biased because I work at Docker, it is safe to say that containers are the dominant form factor for…

christian dupius
Christian Dupuis
Aug 20, 2025

The Supply Chain Paradox: When “Hardened” Images Become a Vendor Lock-in Trap

Explore the paradox of hardened container images—strong security gains but hidden vendor lock-in risks. Learn how to harden without losing control.

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Aug 9, 2025

Remocal and Minimum Viable Models: Why Right-Sized Models Beat API Overkill

Cut costs, reduce latency, and build faster with right-sized AI. Learn why Remocal and Minimum Viable Models are the future of practical AI development.

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Aug 5, 2025

Everyone’s a Snowflake: Designing Hardened Image Processes for the Real World

Why flexible hardened images drive real security. Learn how platform teams can balance security, usability, and developer happiness at scale.

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Aug 4, 2025

Hard Questions: What You Should Really Be Asking Your Hardened Image Provider Before You Press the Buy Button

Not all hardened images are secure. Ask these 15+ critical questions to evaluate providers’ patching, flexibility, transparency, and CI/CD compatibility

christian dupius
mike donovan
Christian Dupuis
and
Michael Donovan
Oct 27, 2022

Security Advisory: High Severity OpenSSL Vulnerabilities

UPDATE: The OpenSSL Project has officially disclosed two high-severity vulnerabilities: CVE-2022-3602 and CVE-2022-3786. These CVEs impact all OpenSSL versions after 3.0. The sole exception is version 3.0.7, which contains fixes for those latest vulnerabilities. Previously, these CVEs were thought to be “critical.” Learn more here.

christian dupius
Christian Dupuis
Oct 25, 2022

Resolve Vulnerabilities Sooner With Contextual Data

OpenSSL 3.0.7 and “Text4Shell” won’t be the last critical vulnerabilities to plague your development team. Here’s how contextual data, Docker, and Atomist can help you remediate.

christian dupius
Christian Dupuis
Oct 21, 2022

Security Advisory: CVE-2022-42889 “Text4Shell”

Learn more about the CVE-2022-42889, aka “Text4Shell” vulnerability in the “Apache Commons Text” Java library — and how Docker Security Scans identify it.

christian dupius
Christian Dupuis