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Ops Development & AI Practice

DevSecOps engineer sharing experiences and insights on AI, Web3, and Claude code development. Aims to help solve technical challenges, improve development efficiency, and grow through community interaction. Feel free to comment and discuss.

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Latest from Ops Development & AI Practice

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Ops Development & AI Practice

Sep 3, 2025 · Information Security

How to Build an Open‑Source DLP System with Osquery, Wazuh, Zeek, and ELK

This guide explains how to assemble a cost‑effective, highly customizable data loss prevention platform using open‑source tools for endpoint monitoring, network traffic inspection, centralized analysis, and data discovery, while highlighting the required integration steps and the trade‑offs compared with commercial solutions.

DLPELKdata protection

0 likes · 8 min read

How to Build an Open‑Source DLP System with Osquery, Wazuh, Zeek, and ELK

Ops Development & AI Practice

Sep 2, 2025 · Information Security

How XSS Bypasses Browser Sandboxes and What You Can Do About It

Even though modern browsers enforce sandboxing and many frameworks add XSS defenses, a successful cross‑site scripting attack can still break through server and browser protections, allowing attackers to hijack sessions, steal data, scan internal networks, exploit browser bugs, or run cryptojacking scripts.

CSPCryptojackingSame-Origin Policy

0 likes · 9 min read

How XSS Bypasses Browser Sandboxes and What You Can Do About It

Ops Development & AI Practice

Sep 2, 2025 · Information Security

How a Tiny XSS Bug in Dev Environments Can Compromise Production Secrets

The article reveals how a seemingly harmless XSS flaw in an internal development platform can be weaponized to steal high‑privilege credentials, pivot across internal services, and ultimately breach production systems, urging teams to treat development environments as critical security frontiers.

Application SecurityDevOps SecurityInfrastructure

0 likes · 9 min read

How a Tiny XSS Bug in Dev Environments Can Compromise Production Secrets

Ops Development & AI Practice

Aug 30, 2025 · Industry Insights

When Governments and Protesters Play the Game of Chicken: Strategies Beyond the Standoff

The article uses the classic Game of Chicken model to dissect government‑protester confrontations, outlines possible outcomes, and proposes trust‑building, credible commitment, and institutional mediation as ways to move beyond destructive brinkmanship toward sustainable governance.

Political StrategyProtestSocial Conflict

0 likes · 9 min read

When Governments and Protesters Play the Game of Chicken: Strategies Beyond the Standoff

Ops Development & AI Practice

Aug 30, 2025 · Cloud Native

Unlocking Karpenter NodePool: Fine‑Grained Autoscaling for Kubernetes

This article explains how Karpenter's NodePool CRD replaces traditional provisioners, details its core configuration fields, illustrates the autoscaling workflow from a pending pod to a ready node, and shows how to achieve cost‑effective, on‑demand resource provisioning in Kubernetes clusters.

AWSKarpenterKubernetes

0 likes · 9 min read

Unlocking Karpenter NodePool: Fine‑Grained Autoscaling for Kubernetes

Ops Development & AI Practice

Aug 30, 2025 · Cloud Native

How to Enable Dynamic DNS in Nginx on Kubernetes to Avoid Service Outages

By configuring Nginx’s resolver and resolve directives to query the cluster DNS and using fully‑qualified service names, you can make Nginx re‑resolve backend Pod IPs dynamically, preventing 502 errors when Pods restart or scale in a Kubernetes environment.

Dynamic DNSKubernetesNginx

0 likes · 7 min read

How to Enable Dynamic DNS in Nginx on Kubernetes to Avoid Service Outages

Ops Development & AI Practice

Aug 28, 2025 · Cloud Computing

Master Terraform Meta-Arguments: count, for_each, depends_on & lifecycle

This guide explores Terraform's powerful meta-arguments—including count, for_each, depends_on, and lifecycle—showing how they enable dynamic resource creation, precise dependency control, and fine‑grained lifecycle management for scalable, maintainable infrastructure as code.

AutomationCloud ComputingIaC

0 likes · 7 min read

Master Terraform Meta-Arguments: count, for_each, depends_on & lifecycle

Ops Development & AI Practice

Aug 28, 2025 · Cloud Computing

Master Terraform’s count Meta‑Argument: Bulk, Conditional, and Blue‑Green Deployments

This article explains Terraform’s count meta‑argument, showing how it transforms a single resource into a list for bulk creation, enables conditional provisioning with ternary expressions, illustrates blue‑green deployment switches, warns about index‑based pitfalls, and compares it with the more stable for_each alternative.

COUNTCloud AutomationIaC

0 likes · 9 min read

Master Terraform’s count Meta‑Argument: Bulk, Conditional, and Blue‑Green Deployments

Ops Development & AI Practice

Aug 27, 2025 · Cloud Native

How to Build a Secure Centralized Push‑Based GitOps Pipeline with GitLab CI

This article explains how to replace a naïve push‑based GitOps workflow with a centralized, permission‑controlled deployment pipeline using GitLab CI, detailing the architecture, advantages such as improved security and maintainability, and providing complete YAML examples for both service and central pipelines.

Argo CDCI/CDGitLab

0 likes · 9 min read

How to Build a Secure Centralized Push‑Based GitOps Pipeline with GitLab CI

Ops Development & AI Practice

Aug 26, 2025 · Operations

Mastering GitLab CI’s include:local Path Resolution Rules

This article clarifies how GitLab CI’s include:local keyword resolves file paths, explaining that all paths are interpreted relative to the project root, illustrating supported and unsupported syntaxes, and offering best‑practice recommendations for reliable CI/CD pipeline configuration.

DevOpsPath Resolutiongitlab-ci

0 likes · 5 min read

Mastering GitLab CI’s include:local Path Resolution Rules