Tag: Security Posture
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Otterize Intent Based Access Control in Kubernetes
Introduction Otterize is a organization that provides open-source CLI tool and a cloud-managed platform for managing kubernetes policies in a client-centric manner. In a nutshell, instead of mapping network policies depending on the CNI that you’re utilizing either Cilium, Calico, or Flannel this will alter the normal syntax you can put Intent-based for the workloads…
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Conftest and authoring custom checks in Policy as Code
Introduction In the rapidly evolving world of Infrastructure as Code (IaC), ensuring compliance and security is paramount. How can we use tools that agnostically enforce guard rails uninformedly? One way to do this without incurring extravagant costs is using Conftest a wrapper of OPA. In this latest blog I’m going to cover how Conftest seamlessly…
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Azure Kubernetes Service with Notary and Ratify
Introduction Azure Kubernetes Service while having many additions and capabilities continues to implement more native security controls and recently announced the use of signed images with leveraging the open-source project Ratify for a parameter known as ImageIntegrity. This is not only a step-forward of first party native capabilities but also a guard-rail that extends the…
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Wazuh on Kubernetes
Wazuh is a open-source XDR and SIEM with cloud workload protection in this blog post we are covering the kubernetes deployment of resources for Wazuh in a cluster. For starters we are going to need to clone our repo to follow along mind you I’m hosting this in AKS. For clusters involving EKS in the…
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Chaos Studio Experiments in AKS
Introduction Chaos Studio was presented as a service in Microsoft Azure that is to measure and understand your applications service resilience, I’ve wrote about using LitmusChaos previously in a blog but felt like I could create more on this topic as application resiliency is not only pivotal to organizations operations. Chaos Engineering is the practice…
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Conftest in Terraform in Action
Introduction In today’s rapidly evolving technological landscape, ensuring the security and compliance of infrastructure has become paramount. Open Policy Agent (OPA) is a CNCF-graduated open-source project that utilizes rego policies for enforcement. With its ability to expand to multiple resources and its relatively easy-to-pick-up syntax, OPA has gained significant popularity. In this blog post, we…
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Kubernetes v1.28.0 Validating Admission Policies
Kubernetes recently dubbed “Planternetes” with a large amount of enhancements, notably I’m covering some aspects of new releases in security features and Validating Admission Policies stood out to me. I’ve created a script using bash and kind with proper configuration for you to run this demo. I’m running on Ubuntu you can use macOS or…
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Kubernetes Bill of Materials – Supply Chain Security
Software Bill of Materials has grown in popularity and adoption from many open source software projects to provide transparency of software supply chain attestation of packages associated with the build of the software. While the aim of Software Bill of Materials aims to reduce or be the front protection in the movement behind software supply…
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Application Gateway for Containers in Azure Kubernetes Service (AKS)
Most of the production recommendations in regards to Azure Kubernetes Service was directed to use native Application Gateway Ingress Controller. I’ve heard mixed uses of this being cumbersome and tedious that others have opted for use of nginx-ingress controller. As of this week the (preview) for Application Gateway for Containers is able to be used…
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Image Signing in Kubernetes on Oracle Kubernetes Engine
Image Signing Intro Image signing is a native feature of Oracle Cloud Infrastructure and this is a feature that can ensure your cluster doesn’t deploy images that aren’t signed. For instance your developers design a container image and want to push upstream to your cluster, but prior to allowing this the image has to be…