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Kubesploit
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News and links on Kubernetes security curated by the @Learnk8s team
Website: https://kubesploit.io/
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m9sweeper makes securing a cluster easy with:

- CVE Scanning
- Enforcement of CVE Scanning Rules.
- Reports and Dashboards.
- CIS Security Benchmarking.
- Pen Testing.
- Deployment Coaching.
- Intrusion Detection.
- Gatekeeper Policy Management.

More: https://github.com/m9sweeper/m9sweeper
While Pod Security Admission can prevent common security risks, it lacks mutation ability, controller restriction, high-level violation reports, and fine-grained control options.

Learn more about it in this article.

More: https://devopsforyou.com/my-experiments-with-pod-security-admission-in-kubernetes-cluster-8028b7fc0249
In this article, you will learn how to restrict access to S3 buckets using IAM Roles for Service Accounts.

More: https://towardsaws.com/restricting-s3-access-to-eks-and-k8s-pods-and-deployments-with-irsa-ebab1dd9a8dd
Forwarded from Kube Architect
Discover the best strategies to combine autoscalers (i.e. HPA + CA), minimise reaction time and reduce costs.

In this webinar you'll learn:

- How the Cluster Autoscaler works.
- Preemptive scaling.
- Proactive scaling.

📅 28 Sep
8am PT | 5pm CET

👉 https://kube.events/t/51afe79e-9a79-460e-b00f-449bc7474ccc
The article explores two secret handling mechanisms in EKS:

1. Secrets Store CSI driver and ASCP.
2. External Secrets Operator.

The author argues that the latter is a better fit since it doesn't rely on DaemonSets.

More: https://medium.com/@chetlo/problems-using-secrets-store-csi-driver-and-securing-your-kubernetes-real-estate-f5baeaab50ae
Forwarded from LearnKube news
In this article, you will learn how the Spotify engineering team has developed a new method for conducting memory analysis on Google Kubernetes Engine (GKE) by combining three open source tools: AVML, dwarf2json, and Volatility 3.

More: https://engineering.atspotify.com/2023/06/analyzing-volatile-memory-on-a-google-kubernetes-engine-node
Forwarded from LearnKube news
This week on the Learn Kubernetes Weekly:

🖼️ Troubleshooting deployments
🔥 Firecracker-powered course platform
💥 Kubernetes pod IP conflict
🔍 Analyzing volatile memory on GKE
🏹 Understanding multi-arch containers

Read it now: https://learnk8s.io/issues/46
In this tutorial, you will learn how to use Kyverno to verify Kubernetes container images running in the control plane are signed.

More: https://medium.com/@charled.breteche/kyverno-verify-kubernetes-control-plane-images-372ea2fe1680
Forwarded from Kube Careers
This week's 6 best Kubernetes vacancies that focus on security are:

DevSecOps Engineer with Tubi
💰 $197K to $259K a year
👨‍💻 Remote from the United States
https://kube.careers/t/fbfd93b4-e284-47f8-89a9-6e7cfa4c82ad?s=55

DevSecOps Engineer with Robinhood
💰 $169K to $255K a year
🏠 From the office in Menlo Park, CA / New York, NY / Seattle, WA / Washington, DC, USA
https://kube.careers/t/bcecc046-9f28-4766-aaad-e8cb41ae9aa3?s=55

DevSecOps Engineer with Pure Storage
💰 $167K to $251K a year
🏠 From the office in Santa Clara, CA, USA
https://kube.careers/t/611fe80e-6e6d-4ece-b428-4af7561f7af7?s=55

DevSecOps Engineer with Verkada
💰 $120K to $285K a year
🏠 From the office in San Mateo, CA, USA
https://kube.careers/t/48e3f6f7-5043-43b1-8c58-6bc81939bc19?s=55

DevSecOps Engineer with Voltron Data
💰 $170K to $220K a year
🌎 Fully remote
https://kube.careers/t/f2509a98-e72c-4444-a44e-7f9502b58e1a?s=55

👉 Browse all 486 Kubernetes jobs on Kube Careers https://kube.careers
Forwarded from LearnKube news
Master Kubernetes with Learnk8s' Advanced Kubernetes workshops!

What should you expect?

- Learn how to architect and design clusters from the ground up (in the cloud or on-prem).
- Explore the Kubernetes internal component and how the system is designed with resiliency in mind.
- Deep-dive into the networking components and observe the packets flowing into the cluster.
- Hands-on labs to test the theory with real-world scenarios!
- And more.

The course starts this October in Amsterdam and you can sign up here: https://learnk8s.io/amsterdam-advanced-october-2023
CRI-compatible container runtimes feature full support for container image signature verification in v1.28.

In this article, you will learn how a single instance can validate the signatures before any image pull can occur.

More: https://kubernetes.io/blog/2023/06/29/container-image-signature-verification
When your container gets breached, the attacker can use tools like curl to download more tools for further exploitation and lateral movement within your system.

LProbe is as wget/curl replacement for hardened and secure container images.

More: https://github.com/fivexl/lprobe
Forwarded from KubeFM
Making autoscaling dead simple in Kubernetes: KEDA

In this episode, Jorge Turrado tells the story of how he became a KEDA maintainer while learning to write Go.

📺 Watch or listen to the full episode here: https://kube.fm/keda-jorge-turrado
Forwarded from LearnKube news
The VPC CNI plugin and pods inherit the EKS node IAM role by default.

If the node role has the AmazonEKS_CNI_Plugin attached, pods running on the node can attach and detach ENIs and assign IP addresses.

In this article, you'll learn how to solve this.

More: https://medium.com/@jandersson89/securing-aws-eks-configure-the-vpc-cni-plugin-to-use-irsa-51351f893c18
In this tutorial, you will learn how to use Kyverno to inject fields into Kubernetes resources to remove dangling jobs automatically.

More: https://blog.wtcx.dev/2022/07/09/automatically-clean-up-dangling-jobs-with-policy-engine
Forwarded from LearnKube news
Master Kubernetes with Learnk8s' Advanced Kubernetes workshop!

What should you expect?

- Learn how to architect and design clusters from the ground up (in the cloud or on-prem).
- Explore the Kubernetes internal component and how the system is designed with resiliency in mind.
- Deep-dive into the networking components and observe the packets flowing into the cluster.
- Hands-on labs to test the theory with real-world scenarios!
- And more.

The course starts the 30th of October in Amsterdam and you can sign up here: https://learnk8s.io/amsterdam-advanced-october-2023
Kubewarden policy deprecated-api-versions is a Kubewarden policy that detects usage of Kubernetes resources that have been deprecated or removed.

More: https://github.com/kubewarden/deprecated-api-versions-policy
Forwarded from LearnKube news
This week on the Learn Kubernetes Weekly:

🔍 How to traceroute pod-to-pod traffic
🔦 VPN tunnels: how we used them to migrate to
🗺️ Container Checkpointing
📦 kube-image-keeper
Verifying container image signatures

Read it now: https://learnk8s.io/issues/47
In this detailed write-up, you will uncover how the botnet run by TeamTNT attacks vulnerable Docker and Kubernetes environments, Redis servers, Postgres databases, Hadoop clusters, Tomcat and others.

More: https://blog.aquasec.com/teamtnt-reemerged-with-new-aggressive-cloud-campaign
Forwarded from Kube Careers
This week's 6 best Kubernetes vacancies that focus on security are:

DevSecOps Engineer with Tubi
💰 $197K to $259K a year
👨‍💻 Remote from the United States
https://kube.careers/t/fbfd93b4-e284-47f8-89a9-6e7cfa4c82ad?s=55

DevSecOps Engineer with Robinhood
💰 $169K to $255K a year
🏠 From the office in Menlo Park, CA / New York, NY / Seattle, WA / Washington, DC, USA
https://kube.careers/t/bcecc046-9f28-4766-aaad-e8cb41ae9aa3?s=55

DevSecOps Engineer with Pure Storage
💰 $167K to $251K a year
🏠 From the office in Santa Clara, CA, USA
https://kube.careers/t/611fe80e-6e6d-4ece-b428-4af7561f7af7?s=55

DevSecOps Engineer with Verkada
💰 $120K to $285K a year
🏠 From the office in San Mateo, CA, USA
https://kube.careers/t/48e3f6f7-5043-43b1-8c58-6bc81939bc19?s=55

DevSecOps Engineer with Voltron Data
💰 $170K to $220K a year
🌎 Fully remote
https://kube.careers/t/f2509a98-e72c-4444-a44e-7f9502b58e1a?s=55

👉 Browse all 477 Kubernetes jobs on Kube Careers https://kube.careers
Forwarded from Kube Architect
In this tutorial, you will learn how to implement chaos testing for your backend services in Kubernetes using k6 to observe how they behave when unexpected incidents happen.

More: https://semaphoreci.com/blog/chaos-testing-k6