--- title: "Calico monthly roundup: October 2023" source: "https://wordpress-1075849-4005834.cloudwaysapps.com/blog/calico-monthly-roundup-october-2023/" --- [Technical Blog](https://wordpress-1075849-4005834.cloudwaysapps.com/category/technical-blog/) [Company Blog](https://wordpress-1075849-4005834.cloudwaysapps.com/category/company-blog/) # Calico monthly roundup: October 2023 By [Laura Ferguson](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/author/laura-ferguson/) on Nov 03, 2023 • 5 min read Welcome to the Calico monthly roundup: October edition! From open source news to live events, we have exciting updates to share—let’s get into it!   **Join us at KubeCon + CloudNativeCon North America 2023![Calico October 2023 roundup graphic: A cute cat wearing headphones, celebrating KubeCon + CloudNativeCon North America 2023](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/11/KubeCon-NA-2023-promo-255x205-1.png)** We’re gearing up for KubeCon + CloudNativeCon 2023 in Chicago. Join us at booth #G13 for exciting Kubernetes security updates and pick up some cool new Calico swag! [See what we’ve got planned](https://wordpress-1075849-4005834.cloudwaysapps.com/events/). **Customer case study: eHealth![eHealth logo on a blue background with a dotted pattern; October 2023 Calico monthly roundup](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/11/case-study-eHealth-255x205-1.png)** Calico provides visibility and zero-trust security controls for eHealth on Amazon EKS. Read our new case study to find out how. [Read case study](https://wordpress-1075849-4005834.cloudwaysapps.com/ehealth-case-study/).   ![Wireframe illustration of a shipping container, symbolizing Calico's October 2023 activities and logistics](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/10/Container-blog-255x205-1.png)**Evaluating container firewalls for Kubernetes network security** Learn why a traditional firewall architecture doesn’t work for modern cloud-native applications and results in a huge resource drain in a production environment. [Read blog post](https://link.tigera.io/uf5h5) ![Calico October 2023 roundup cover: "The State of Calico Open Source: Usage & Adoption" report, August 2023](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/09/Calico-Adoption-Report-255x205-1.png) **The State of Calico Open Source: Usage & Adoption Report 2023** Get insights into Calico’s adoption across container and Kubernetes environments, in terms of platforms, data planes, and policies. [Read the report](https://wordpress-1075849-4005834.cloudwaysapps.com/lp/calico-open-source-usage-adoption-2023/). ## Open source news - **Read stories of Calico Open Source in action from our Calico Big Cats** - [Demystifying Calico Open Source: Empowering Your Network Security](https://medium.com/@santosh.personalid/demystifying-calico-tigera-empowering-your-network-security-d9f7519cd945) - [Securing what others have overlooked with Calico](https://medium.com/@james.combe/securing-what-others-have-overlooked-with-calico-e91f975d47c6) - **Share your Calico Open Source journey and win a $25.00 gift card –** Your journey with Calico Open Source matters to us! Share your experience and insight on how you solve problems and build your network security using Calico. [Book a meeting](https://calendly.com/dhiraj-sehgal/45min-1) to tell us about your journey. As a thank you, we’ll send you a $25.00 gift card! - **Calico Live –** Join the Calico community every Wednesday at 2:00 pm ET for a live discussion about learning how to leverage Calico and Kubernetes for networking and security. We will explore Kubernetes security and policy design, network flow logs and more. Join us live on [LinkedIn](https://www.linkedin.com/feed/update/urn:li:activity:7076623858153230336) or [YouTube](https://www.youtube.com/watch?v=P0LV8mV7lD8). - **Watch our CNCF presentation –** Learn how to simplify building Kubernetes cluster-mesh with Calico Open Source. [Watch here](https://community.cncf.io/events/details/cncf-cncf-online-programs-presents-cncf-on-demand-webinar-kubernetes-cluster-mesh-with-open-source-calico/). ### Connect - **Community meeting –** Shape the future of Project Calico by attending the next monthly [Project Calico community meeting](https://github.com/projectcalico/community) on November 8th at 9:00 am PT. This event is online and brings you all the updates we are working on to help you with your cloud-native journey. [Join the Zoom meeting](https://zoom.us/j/270294702?pwd=K1dsSEpwUDVPZEozSmJONFNtRXVZUT09). - Join***Calico Big Cats***, Calico’s ambassador program, if you are interested in being a part of our community events and helping us grow the Calico community. [Find out more](https://wordpress-1075849-4005834.cloudwaysapps.com/project-calico/calico-big-cats-ambassador-program/). - If you would like to contribute to the Calico Open Source community beyond GitHub, [schedule a conversation](http://www.calendly.com/dhiraj-sehgal) to discuss event opportunities. - Connect with us online: [![Twitter](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/05/image7-2.png)](https://twitter.com/projectcalico) [Twitter](https://twitter.com/projectcalico) ![Slack](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/05/image12-1.png) [Slack](https://slack.projectcalico.org) ![GitHub](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/05/image9-3.png) [GitHub](https://github.com/projectcalico/community) ![GitHub Discussions](/app/themes/tigera2021/dist/img/discussions-icon.svg) [GitHub Discussions](https://github.com/projectcalico/calico/discussions) ## Recent releases - October 13, 2023 – [Calico Enterprise 3.18.0-1.1](https://docs.tigera.io/calico-enterprise/3.18/release-notes/) (Early Preview) - September 29, 2023 – [Calico Enterprise 3.17.2](https://docs.tigera.io/calico-enterprise/latest/release-notes/#calico-enterprise-v3.17.2) - September 25, 2023 – [Calico Enterprise 3.16.4](https://docs.tigera.io/calico-enterprise/3.16/release-notes/#calico-enterprise-v3.16.4) - September 11, 2023 – [Calico Cloud 17.1.1](https://docs.tigera.io/calico-cloud/release-notes/#september-11-2023-version-1711) ## In the news Check out recent Tigera-related coverage. - [Empathy In Design: Empowering Cloud Security Operators With Holistic Tools](https://tfir.io/empathy-in-design-empowering-cloud-security-operators-with-holistic-tools/) *from TFiR* - [Cyber Experts Share Top Trends and Tips for Cybersecurity Awareness Month](https://www.globalsecuritymag.com/Cyber-Experts-Share-Top-Trends-and-Tips-for-Cybersecurity-Awareness-Month.html) *from Global Security Magazine* - [Cybersecurity Awareness Month 2023: Industry Experts Share Their Thoughts](https://vmblog.com/archive/2023/10/04/cybersecurity-awareness-month-2023-industry-experts-share-their-thoughts.aspx) *from VM Blog* - [October Cybersecurity Awareness Month: Top 50 IT and Security Professionals Share their Strategies](https://cioinfluence.com/aiops/october-cybersecurity-awareness-month/)*from CIO Influence* ***➔ To see all coverage and to read Tigera’s press releases, visit our [Newsroom](https://wordpress-1075849-4005834.cloudwaysapps.com/media/).*** ## Learning resources ![Tutorials](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/05/image4-3.png) **Tutorials** Hands-on experience at your pace. Use our self-paced tutorials to learn how to address common security and observability challenges for containers and Kubernetes. [See available tutorials here](https://wordpress-1075849-4005834.cloudwaysapps.com/tutorials/). ![Help Center](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/05/image8-1.png) **Help Center** Our Help Center is an important technical resource for users and customers of Calico Cloud and Calico Enterprise. The Help Center contains technical articles to help you install, configure and manage your Calico solution. [Access the Help Center here](https://wordpress-1075849-4005834.cloudwaysapps.com/calico-support/). ![O’Reilly eBook Cover - Kubernetes security and observability](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2023/05/image6-1.png) **O’Reilly eBook** Kubernetes security and observability: A holistic approach to securing containers and cloud-native applications – Learn why you need a holistic security and observability strategy for containers and cloud-native applications, and new cloud-native approaches for establishing security and observability for applications running on Kubernetes. [Get your free copy here](https://link.tigera.io/ueIrI) ### Blogs - [Runtime security for containers: Detect threats by identifying anomalies in container behavior](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/deep-dive/runtime-security-for-containers-detect-threats-by-identifying-anomalies-in-container-behavior/) - [Enhancing AKS Security with Microsegmentation](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/deep-dive/enhancing-aks-security-with-microsegmentation/) - [Enabling Workload-Level Security for Kubernetes with Checkpoint Firewall and Calico Egress Gateway](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/deep-dive/enabling-workload-level-security-for-kubernetes-with-checkpoint-firewall-and-calico-egress-gateway/) - [Multi-VRF support for Egress Gateways using Calico](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/deep-dive/multi-vrf-support-for-egress-gateways-using-calico/) - [Evaluating container firewalls for Kubernetes network security](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/deep-dive/evaluating-container-firewalls-for-kubernetes-network-security/) ***➔ [Explore all Tigera blogs](https://link.tigera.io/ueStL)*** ### Guides - [Kubernetes WAF](https://wordpress-1075849-4005834.cloudwaysapps.com/learn/guides/kubernetes-security/kubernetes-waf/) - [Cloud Firewall](https://wordpress-1075849-4005834.cloudwaysapps.com/learn/guides/cloud-security/cloud-firewall/) - [Kubernetes Security](https://wordpress-1075849-4005834.cloudwaysapps.com/learn/guides/kubernetes-security/) ### White papers - [Calico for Financial Services: Top Use Cases](https://wordpress-1075849-4005834.cloudwaysapps.com/lp/calico-for-financial-services/) - [Networking, security and observability for multi-cluster Kubernetes environments](https://wordpress-1075849-4005834.cloudwaysapps.com/lp/cluster-mesh-calico/) - [Using access controls for containerized workload protection](https://link.tigera.io/ufF6K) ***➔ [Explore all white papers](https://wordpress-1075849-4005834.cloudwaysapps.com/resources/?_sft_types=white-paper)*** ### Certifications - [Certified Calico Operator: Azure Expert](https://academy.tigera.io/course/certified-calico-operator-azure-expert/?utm_source=newsletter&utm_medium=web&utm_campaign=azure_certificate) – Gain experience using the Calico–Azure integration through hands-on labs. By the end of this course, you will know more about Azure cloud, as well as managed, self-managed, and hybrid cluster deployment using Calico in Azure. - [Certified Calico Operator: Level 1](https://academy.tigera.io/course/certified-calico-operator-level-1/)– Understand how Kubernetes networking works, how to configure and manage a Calico network, and how to secure your cluster following today’s best practices. - [Certified Calico Operator: AWS Expert](https://academy.tigera.io/course/certified-calico-operator-aws-expert/) – Understand several options for deploying Kubernetes in AWS, examine how the default AWS networking works, learn how to configure and manage Calico in AWS, and how to secure your AWS Kubernetes cluster. - [Certified Calico Operator: eBPF course](https://academy.tigera.io/course/certified-calico-operator-ebpf/)– By the end of this course, you’ll be able to run and modify simple eBPF programs, understand the deployment options and methods available with Calico’s eBPF data plane, and confidently deploy eBPF across multiple environment types. ***➔ [Explore all certification courses](https://wordpress-1075849-4005834.cloudwaysapps.com/lp/calico-certification/)*** ## That’s a wrap! Thanks for reading this month’s roundup. Did something spark your interest? Would you like to provide feedback? You’re always welcome to [contact us](https://wordpress-1075849-4005834.cloudwaysapps.com/contact/). Ready to get started? [Try Calico Cloud for free](https://link.tigera.io/ueOp4). [Products](https://wordpress-1075849-4005834.cloudwaysapps.com/tags/products/)[Project Calico](https://wordpress-1075849-4005834.cloudwaysapps.com/tags/project-calico/) Add Tigera as a preferred source on Google to see more of our content in your search results. [![Add as a preferred source on Google](https://wordpress-1075849-4005834.cloudwaysapps.com/app/themes/tigera2021/dist/img/google-preferred-source-light.png)](https://www.google.com/preferences/source?q=tigera.io) ## Related posts [![What’s New in Calico: Winter 2026 Release](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2026/03/What-is-new-in-Calico-winter-2026.png)](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/whats-new-in-calico-winter-2026-release/) #### [What’s New in Calico: Winter 2026 Release](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/whats-new-in-calico-winter-2026-release/) By [Veronika Smolik](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/author/veronika-smolik/) on Mar 4, 2026 AI Powered Intelligence, Unified Traffic Observability and Scalable Infrastructure Management As anyone managing one or more Kubernetes clusters knows by now, scaling can introduce an exponentially growing number of problems. 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[Read more](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/calico-at-kubecon-cloudnativecon-europe2026/) [![Project Calico 3.30+ Hackathon: Show Us What You Can Build!](https://wordpress-1075849-4005834.cloudwaysapps.com/app/uploads/2026/02/Blog-Hackathon-.png)](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/project-calico-3-30-hackathon-show-us-what-you-can-build/) #### [Project Calico 3.30+ Hackathon: Show Us What You Can Build!](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/project-calico-3-30-hackathon-show-us-what-you-can-build/) By [Tigera Team](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/author/marketingtigera-io/) on Feb 17, 2026 Build the Future of Cloud-Native Networking! 🚀 The Calico community moves fast. With the releases of Calico 3.30 and 3.31, brings improvements in scalability, network security, and visibility. Now, we want to see what YOU... [Read more](https://wordpress-1075849-4005834.cloudwaysapps.com/blog/project-calico-3-30-hackathon-show-us-what-you-can-build/)