DevSecOps School

Introduction & Overview What is CNAPP? A Cloud-Native Application Protection Platform (CNAPP) is an integrated security platform that consolidates multiple cloud security capabilities to protect cloud-native applications across their entire lifecycle, from development to runtime. Coined by Gartner in 2021, CNAPP combines functionalities such as Cloud Security Posture Management (CSPM), Cloud Workload Protection Platform (CWPP), … Read more

Introduction & Overview Kubernetes is the leading platform for container orchestration, enabling scalable deployment of containerized applications. However, its complexity introduces security risks, with misconfigurations contributing to 45% of Kubernetes-related incidents in 2024 (per industry reports). Kubernetes Security Posture Management (KSPM) addresses these risks by automating security and compliance checks for Kubernetes clusters. This tutorial … Read more

Introduction & Overview Cloud Security Posture Management (CSPM) is a critical framework for securing cloud environments by identifying, assessing, and mitigating misconfigurations and risks. In the context of DevSecOps, CSPM integrates security into the software development lifecycle, ensuring cloud infrastructure aligns with security best practices. This tutorial provides a detailed exploration of CSPM, its role … Read more

Introduction & Overview Kubernetes, often abbreviated as K8s, is a powerful open-source platform for automating the deployment, scaling, and management of containerized applications. In the DevSecOps landscape, where development, security, and operations converge to deliver secure and efficient software, Kubernetes plays a pivotal role by providing a robust framework for managing containerized workloads. This tutorial … Read more

Introduction & Overview Helm is a powerful package manager for Kubernetes, often referred to as the “Kubernetes package manager.” It simplifies the deployment, management, and scaling of applications on Kubernetes clusters by packaging configurations into reusable templates called charts. In the context of DevSecOps, Helm plays a critical role by enabling secure, repeatable, and automated … Read more

Introduction & Overview What is Ansible? Ansible is an open-source automation platform used for configuration management, application deployment, and task automation. It simplifies complex IT operations by allowing users to define infrastructure as code (IaC) using human-readable YAML files called playbooks. History or Background Ansible was created by Michael DeHaan in 2012 and acquired by … Read more

Introduction & Overview AWS CloudFormation is a cornerstone of Infrastructure as Code (IaC), enabling organizations to automate, manage, and secure cloud infrastructure at scale. In the DevSecOps paradigm, where security is integrated into the development and operations lifecycle, CloudFormation provides a robust framework for defining, deploying, and maintaining cloud resources securely and efficiently. This tutorial … Read more

Introduction & Overview Terraform, developed by HashiCorp, is a cornerstone tool in modern infrastructure management, particularly within DevSecOps. This tutorial provides an in-depth exploration of Terraform, focusing on its role in integrating security, development, and operations. It covers core concepts, architecture, setup, real-world applications, benefits, limitations, best practices, and comparisons with alternatives, equipping readers with … Read more

Introduction & Overview In today’s fast-paced software development landscape, integrating security into the DevSecOps pipeline is critical to delivering secure, high-quality applications. Open Source Software (OSS) is a cornerstone of modern development, but it introduces potential security risks due to vulnerabilities in third-party libraries and dependencies. The OSS Index, maintained by Sonatype, is a powerful … Read more

Introduction & Overview In modern software development, managing dependencies is critical to ensure consistency, reliability, and security across development, testing, and production environments. Dependency lock files play a pivotal role in this process by providing a mechanism to pin exact versions of dependencies, ensuring reproducible builds and mitigating risks associated with untested or vulnerable dependency … Read more