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Inside Open Infrastructure: March 2026

By Allison Price on 04/06/2026

Kata Containers and the Case for Stronger AI Agent Sandboxing

As autonomous AI agents grow more capable, generating and executing code, interacting with external APIs, and accumulating memory that shapes future behavior, the security risks they introduce are forcing a hard look at container isolation. Traditional containers were never designed for workloads this unpredictable, leaving platforms vulnerable to prompt injection, memory poisoning, and kernel-level breakouts that can compromise an entire cluster. Kata Containers, which runs workloads inside lightweight virtual machines to provide a hard boundary between the agent and the host, is emerging as one of the most promising approaches to closing that gap.

A recent OpenInfra Live episode brought together engineers from Ant Group, Google, and NVIDIA to dig into exactly this challenge, examining where standard containers fall short and how stronger isolation primitives could help. The Kata Containers community also showed up in force at KubeCon + CloudNativeCon EU earlier this month, where more than 13,500 attendees had the opportunity to engage with the project firsthand.

Learn more about “Why AI agents need stronger sandboxing and what the Kata Containers community is doing about it” on Superuser.

OpenInfra Foundation

  • The OpenInfra Foundation’s Digital Sovereignty Working Group published a landing page highlighting the OpenInfra response to regional digital sovereignty demands. As a next step, the group will publish case studies, best practices and comparisons against proprietary systems. 
  • On September 8-9, OpenInfra Summit Asia | KubeCon | CloudNativeCon | PyTorch Conference China will take place in Shanghai. This flagship event unites adopters, technologists, and community members from across the region to drive innovation in open source infrastructure, cloud native computing, and open source AI around common, industry-wide use cases like next-gen AI. Over two days, the OpenInfra community will collaborate with the PyTorch and CNCF communities across dozens of open technologies, including two of the most active open source projects to exist— Kubernetes and OpenStack—to shape the future of open source software and technology as a whole.
  • If you’re interested in joining the global collaboration around open source infrastructure, consider membership in the OpenInfra Foundation. Book a meeting with Jimmy McArthur today!

OpenInfra Summit Asia

  • September 8 & 9, 2026
  • Combined with KubeCon CloudNativeCon & PyTorch Conference China
  • Shanghai, China | Shanghai International Convention Center Oriental Riverside Hotel
  • Submit Your Talk | The CFP closes May 3 at 11:59 pm China Standard Time.
  • Become a Sponsor | Contracts must be signed by July 17.

OpenStack

Kata Containers

  • The new Kata Containers 3.28 release is now available!
  • The nomination period for the Kata Containers Architecture Committee election starts on April 7! If you’re an active contributor and would like to run for a seat you can submit your nomination till April 14!
  • The Kata Containers community will be participating in the upcoming Project Teams Gathering (PTG). Keep an eye on the event schedule to join their sessions throughout the week.
  • If you’re evaluating or using Kata Containers, please take a few minutes to fill out the User Survey and provide feedback to the community!

OpenDev Collaboratory

  • The OpenDev team will be upgrading Gerrit on review.opendev.org from version 3.11 to 3.12 on April 12, 2026, at 20:00 UTC. The team has allocated an hour for the upgrade outage. More information about this new Gerrit version can be found in the upstream release notes.

StarlingX

  • The StarlingX community will be participating in the upcoming PTG. Keep an eye on the event schedule to join their session at the event.
  • If you’re evaluating or using StarlingX, please take a few minutes to fill out the User Survey and provide feedback to the community!

Zuul

  • The Zuul team would love to hear your feedback. Whether that is for the new Zuul Launcher system, successes that Zuul has helped enable, or discussion about bugs you’ve run into, the feedback is useful and welcome. You can join us on Matrix, the mailing list, or send your feedback to the user survey.

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