Welcome to the 9th edition of the Kubeletter. In this edition, there is some exciting news from the cloud-native world. We've also included some great learning resources and videos, events, and a couple of CFPs.

What's new with cloud-native

• Kubescape is celebrating its first anniversary! The team has achieved some great things in the past year. Do show them your support.
• Komodor has created a community-driven Kubernetes ecosystem map which highlights various projects for different use cases. Know of a good project? Reach out to the team in their slack.
• Plural's latest integration with Kubescape is now live! Read up on how you can start using Kubescape with Plural.
• The Prometheus Certified Associate exam is now generally available.
• Cloud Custodian is governance as a code tool that allows organizations to use code to manage and automate enforcement of policies for cloud security, compliance, operations, and cost optimization. Custodian has become a CNCF incubating project.
• Kubernetes 1.25 is released and comes with a ton of changes and enhancements. Read about the changes with Kubernetes in this article by Kubescape.
• Kusk Gateway 1.2.0 has been released. This version of Kusk adds OAuth support, mocking of the API directly from the CLI, and improved developer experience of the CLI!
• Teleport 10.2 was released on September 6th along with a lot of new features, bug fixes, and improvements.

  Blogs

• Memphis is a modern, powerful, and open-source message broker. Memphis takes away the excess work for data engineers and developers. let's build a real-time chat app with NestJS and Memphis Broker.
• While Kubernetes is not stateful by itself, the community has created solutions for this. Let's look at 11 things about cloud-native statefulness.
• How can you determine if your Kubernetes pods are secure or not? You can use this two-minute test to see how secure are your pods.
• As HTTP is a stateless protocol, web applications need to maintain some form of state for tracking usage or maintaining authenticated sessions. In this article from Teleport, let's look at how you can manage HTTP sessions and some best practices.
• Let's look at how you can use Cilium to visualize network traffic in this article by Kubesphere.

• You've heard about having observability in your applications, but observability in itself is a broad topic. In this article, let's talk about moving from Application Performance Monitoring to Application Performance Observability.
• In the last few years there has been a sharp rise in software supply chain attacks. Let's look at how you can secure CI/CD pipelines with a policy-based approach using Tekton and Kyverno to reduce supply chain attacks.
• Wilco created their Slack-like messaging platform which is the main communication method for their learning platform. Take a look at how they built Snack and their thought process behind it.
• Lens has released a new version that comes with image vulnerability scanning functionalities. Let's look at how you can use Lens to scan your container images for vulnerabilities.

Videos

• Code reviews are essential to help new and experienced developers learn new things and grow. Here are some best practices for code review by Matt from Sema.

• Permissions are important for keeping applications secure. Here are 5 best practices for building cloud-native permissions by Or Weis from Permit.io.
• Robusta is an open-source platform for multi-cluster Kubernetes monitoring, troubleshooting, and automation. In this video by Saiyam Pathak, let's look at a few troubleshooting scenarios and see how Robusta helps in fixing them.
• What do you do when a Kubernetes cluster stops working? In this workshop, David Flangan let's learn how to operate and manage a Kubernetes cluster by debugging some clusters broken.

• Sysadmins require to understand how Kubernetes works internally. Check out this talk by Kelsey Hightower from Puppetcon 2016.
• Ingress and service mesh specifications are about to be replaced with Gateway API. Let's see it in action!
• In this video by Viktor, let's explore CAST AI as a way to combine scaling with cost reporting of cloud and Kubernetes resources.

Events

• Civo has revealed their keynote speaker for Civo Navigate. This is going to be a great event. Don't miss it!
• KubeCon NA 2022 is only a month away! Attend some of the amazing talks that are lined up, network with the cloud-native community, and increase your knowledge.
• Participate in the Pulumi Challenges to build real-world applications with Pulumi, and win some swags along the way.
• ArgoCon is less than a week away! Unable to attend in person? You can grab a free virtual ticket.
• TechMids Conf is an all-day full stack conference made up of all your favorite meetups from Brum.js to Fusion, to Golang, to DevOps, and everything in-between.
• Get the chance to network with the Kubernetes community and engage in cloud-native discussions at the All Things Kubernetes Orlando Meetup hosted by Civo.

CFPs open

• Open Source Summit Japan 2022 - Closes on 18th September 2022
• Open Source Finance Forum New York (OSFF) 2022 - Closes on 25th September 2022
• Open Compliance Summit 2022 - Closes on 25th September 2022.
• Civo Nagivate - Closes on 11th October 2022.
• PrestoCon - Closes on 11th October 2022
• DevOps Days Ukraine - Closes on 10th November 2022.
• KubeCon EU 2023 - Closes on 18th November 2022
• DevOps Days Birmingham, AL - Closes on 1st December 2022.
• Automotive Grade Linux All Member Meeting Spring 2023 - Closes on 13th January 2023

  Cloud-native tools highlight

• As a Dev working in big R&D departments, handling many tasks from multiple systems with many stakeholders, remote teams etc... I'm sure you're feeling a cognitive overload - meet Zigi. Zigi is a personal assistant for developers that works directly from Slack, offering actual help in managing your repetitive and non-coding tasks and helping you connect with your teammates’ workflow.
• Sprkl leverages OpenTelemetry to automatically instrument every code change and analyze it upon execution, helping you to get insights into your code, and fix bugs with ease.
• Memphis is an open-source, real-time data processing platform for in-app streaming use cases.
• Devtron is a tool integration platform for Kubernetes which lets you easily integrate tools and monitor your applications across multi-cloud environments from a central dashboard.
• Rancher is an open-source container management platform built for organizations that deploy containers in production and makes it easy to run Kubernetes everywhere.

• Finout can help you, monitor, manage and reduce your cloud costs across multi-cloud environments in minutes.
• Powerfulseal injects failure into your Kubernetes clusters so that you can detect problems as early as possible. It allows for writing scenarios describing complete chaos experiments.

Tweets of the week

Here share Tweets that you like related to DevOps and add 1-2 lines about it also.

• A couple of reliable resources to learn DevOps.
• Some food for thought.
• What features would you want to turn on and off?

That's all for this newsletter. KubeCon is coming up next month, so do get ready for it. Hoping to see you in Detroit!