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Introduction & Overview Web Application Firewalls (WAFs) are critical components in modern cybersecurity, protecting web applications from threats like SQL injection, cross-site scripting (XSS), and other OWASP Top Ten vulnerabilities. In the context of DevSecOps, WAFs bridge development, security, and operations by embedding security controls into the software development lifecycle (SDLC). This tutorial provides a … Read more

Introduction & Overview What is Fluentd? Fluentd is an open-source data collection and logging tool designed to unify the logging layer across diverse systems. It collects, processes, and forwards log data from various sources to multiple destinations, acting as a flexible and scalable log aggregator. Written primarily in Ruby, Fluentd is lightweight, extensible, and supports … Read more

Introduction & Overview Syslog is a standard protocol for message logging, widely used in IT systems to collect, store, and analyze log data from various sources. In the context of DevSecOps, Syslog plays a critical role in enhancing visibility, ensuring security, and maintaining compliance across the software development lifecycle. This tutorial provides an in-depth exploration … Read more

Introduction & Overview What is OpenTelemetry? OpenTelemetry is an open-source observability framework that standardizes the collection, processing, and export of telemetry data—metrics, traces, and logs—from applications and infrastructure. It provides a vendor-neutral, unified approach to instrumenting systems, enabling developers and operations teams to monitor and troubleshoot applications effectively. History or Background OpenTelemetry was formed in … Read more

Introduction & Overview Grafana is a powerful open-source platform for monitoring, visualization, and analytics, widely adopted in DevSecOps for its ability to provide actionable insights into system performance, security, and operational health. This tutorial explores Grafana’s core concepts, architecture, setup, use cases, benefits, limitations, and best practices, offering a beginner-to-intermediate guide for technical practitioners in … Read more

Introduction & Overview What is Prometheus? Prometheus is an open-source, time-series-based monitoring and alerting toolkit designed for reliability and scalability. It excels in collecting and querying metrics from dynamic, cloud-native environments, making it a cornerstone for observability in DevSecOps pipelines. History or Background Prometheus was created by SoundCloud in 2012 to address the need for … Read more

Introduction & Overview In today’s rapidly evolving digital landscape, securing software development pipelines is paramount. DevSecOps integrates security practices into the DevOps lifecycle, ensuring that security is a shared responsibility across development, operations, and security teams. Intrusion Detection and Prevention Systems (IDS/IPS) play a critical role in this paradigm by monitoring, detecting, and mitigating threats … Read more

Introduction & Overview Security Information and Event Management (SIEM) systems are critical for securing modern software development pipelines, particularly in DevSecOps, where security is integrated into every phase of the development lifecycle. This tutorial provides a detailed exploration of SIEM, its role in DevSecOps, and practical guidance for implementation. What is SIEM? SIEM combines Security … Read more

Introduction & Overview In modern software development, DevSecOps integrates security practices into every phase of the software development lifecycle (SDLC), emphasizing automation, collaboration, and continuous security. AWS Systems Manager Parameter Store (Parameter Store) is a critical tool in this ecosystem, providing a centralized, secure way to manage configuration data and secrets, such as API keys, … Read more

Introduction & Overview What is ConfigMaps? ConfigMaps is a Kubernetes API resource that allows users to store non-sensitive configuration data in key-value pairs, files, or literals. This data can be consumed by pods or other Kubernetes resources, enabling applications to adapt to different environments without code changes. History or Background Introduced in Kubernetes 1.2 (2016), … Read more