kubernetes#15788 removed vendor specific content

content/en/docs/tutorials/online-training/overview.md

@@ -11,59 +11,5 @@ Here are some of the sites that offer online training for Kubernetes:
 
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-* [AIOps Essentials (Autoscaling Kubernetes with Prometheus Metrics) with Hands-On Labs (Linux Academy)](https://linuxacademy.com/devops/training/course/name/using-machine-learning-to-scale-kubernetes-clusters)
 
-* [Amazon EKS Deep Dive with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/amazon-web-services/training/course/name/amazon-eks-deep-dive)
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-* [Cloud Native Certified Kubernetes Administrator (CKA) with Hands-On Labs & Practice Exams (Linux Academy)](https://linuxacademy.com/linux/training/course/name/cloud-native-certified-kubernetes-administrator-cka)
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-* [Certified Kubernetes Administrator Preparation Course with Practice Tests (KodeKloud)](https://kodekloud.com/p/certified-kubernetes-administrator-with-practice-tests)
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-* [Certified Kubernetes Application Developer (CKAD) with Hands-On Labs & Practice Exams (Linux Academy)] (https://linuxacademy.com/containers/training/course/name/certified-kubernetes-application-developer-ckad/)
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-* [Certified Kubernetes Application Developer Preparation Course with Practice Tests (KodeKloud)](https://kodekloud.com/p/kubernetes-certification-course)
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-* [Getting Started with Google Kubernetes Engine (Coursera)](https://www.coursera.org/learn/google-kubernetes-engine)
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-* [Getting Started with Kubernetes (Pluralsight)](https://www.pluralsight.com/courses/getting-started-kubernetes)
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-* [Getting Started with Kubernetes Clusters on OCI Oracle Kubernetes Engine (OKE) (Learning Library)](https://apexapps.oracle.com/pls/apex/f?p=44785:50:0:::50:P50_EVENT_ID,P50_COURSE_ID:5935,256)
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-* [Google Kubernetes Engine Deep Dive (Linux Academy)] (https://linuxacademy.com/google-cloud-platform/training/course/name/google-kubernetes-engine-deep-dive)
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-* [Helm Deep Dive with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/helm-deep-dive-part-1)
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-* [Hands-on Introduction to Kubernetes (Instruqt)](https://play.instruqt.com/public/topics/getting-started-with-kubernetes)
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-* [IBM Cloud: Deploying Microservices with Kubernetes (Coursera)](https://www.coursera.org/learn/deploy-micro-kube-ibm-cloud)
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-* [Introduction to Kubernetes (edX)](https://www.edx.org/course/introduction-kubernetes-linuxfoundationx-lfs158x)
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-* [Kubernetes Essentials with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/kubernetes-essentials)
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-* [Kubernetes for the Absolute Beginners with Hands-on Labs (KodeKloud)](https://kodekloud.com/p/kubernetes-for-the-absolute-beginners-hands-on)
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-* [Kubernetes Fundamentals (LFS258) (The Linux Foundation)](https://training.linuxfoundation.org/training/kubernetes-fundamentals/)
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-* [Kubernetes Quick Start with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/kubernetes-quick-start)
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-* [Kubernetes the Hard Way with Hands-On Labs (Linux Academy)](https://linuxacademy.com/linux/training/course/name/kubernetes-the-hard-way)
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-* [Kubernetes Security with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/kubernetes-security)
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-* [Launch Your First OpenShift Operator with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/containers/training/course/name/red-hat-open-shift)
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-* [Learn Kubernetes by Doing - 100% Hands-On Experience (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/learn-kubernetes-by-doing)
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-* [Learn Kubernetes using Interactive Hands-on Scenarios (Katacoda)](https://www.katacoda.com/courses/kubernetes/)
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-* [Microservice Applications in Kubernetes - 100% Hands-On Experience (Linux Academy)] (https://linuxacademy.com/devops/training/course/name/learn-microservices-by-doing)
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-* [Monitoring Kubernetes With Prometheus with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/kubernetes-and-prometheus)
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-* [Service Mesh with Istio with Hands-On Labs (Linux Academy)] (https://linuxacademy.com/linux/training/course/name/service-mesh-with-istio-part-1)
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-* [Scalable Microservices with Kubernetes (Udacity)](https://www.udacity.com/course/scalable-microservices-with-kubernetes--ud615)
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-* [Self-paced Kubernetes online course (Learnk8s Academy)](https://learnk8s.io/academy)
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