docker - CybAI news

28 Sep

Digging Deep Into Docker; A Step-by-Step Guide For Begginers

stp2y0 CommentsNewscoding, community, container, development, docker, engineering, inclusive, software, virtualmachine, vscode

Table of contents Docker Installation Containers provide a way of creating an isolated environment, sometimes called a sandbox, in which applications and their dependencies can live. the isolated environment that containers provide effectively means the container is decoupled from the environment in which they run. Basically, they don’t care much about the environment in which they run, which means they can be run in many different environments with different operating systems and hardware platforms. Docker Installation On the Docker Website, you will download Docker either for Desktop or Windows which is specific to your Operating System *Installation Verification * Source…

17 Sep

Revolutionize Your Workflow: Expert Tips to Supercharge Linux Containers for Blazing-Fast Real-Time and I/O Performance

stp2y0 CommentsNewscfs, coding, community, development, docker, engineering, file, format, inclusive, software

{"tool_calls":[ {"id": "call_xfatfqin9jex7lxz7fdlr9hb", "type": "function", "function": {"name": "section", "arguments": " In a perfect world, highly-threaded I/O-intensive Linux containers running on Kubernetes would enjoy unimpeded access to CPU resources. However, reality often diverges from this ideal scenario. To bridge this gap and optimize Linux containers, application developers and DevOps teams must comprehend the intricacies of Linux task scheduling and CPU time allocation. The notion of "real-time" containers centers around empowering mission-critical containers with time-sensitive performance and reliability requirements to coexist harmoniously with non-real-time containers on the same hardware. Before embracing this strategy, it's crucial to evaluate its practicality and feasibility. Under-resourcing…

14 Sep

Why You Need This Decade-Old Open-Source WAF for Ultimate Web Protection

stp2y0 CommentsNewscoding, community, cybersecurity, development, docker, engineering, inclusive, opensource, software, webdev

Here’s a strong recommendation for an open-source WAF (Web Application Firewall) that’s been developed for nearly 10 years. It comes in both community and professional editions, and the community edition(free) is more than capable of handling most use cases. 1. What is a WAF? Let’s start with the basics for those who might not be familiar:A WAF (Web Application Firewall) is a security solution deployed in front of websites at the application layer, offering protection through the following features: Web Vulnerability Protection:Detects and blocks common web attacks like SQL injection, XSS (cross-site scripting), and more via predefined rules. Anti-CC Attack:Provides…

11 Sep

A Beginner’s Guide to Docker Networking for Developers

stp2y0 CommentsNewsbeginners, coding, community, container, development, docker, engineering, inclusive, software

Docker has revolutionized how we build, ship, and run applications by containerizing them. However, one key aspect of using Docker effectively is understanding how containers communicate with each other and the outside world. This article provides a beginner-friendly guide to Docker networking, which is essential for any developer who wants to leverage Docker efficiently. Table of Contents What is Docker Networking? Docker Network Types Bridge Network Host Network None Network Overlay Network Hands-on with Docker Networking Creating and Managing Networks Connecting Containers to Networks Exposing Services to the Host Conclusion 1. What is Docker Networking? Docker networking allows containers to…

10 Sep

Securely Deploy SafeLine WAF: A Step-by-Step Guide

stp2y0 CommentsNewscoding, community, cybersecurity, development, devops, docker, engineering, inclusive, software, webdev

Protecting your web applications from malicious attacks is crucial. SafeLine WAF, developed by Chaitin Technology, is a robust and user-friendly Web Application Firewall designed to safeguard your site. This guide will walk you through a secure deployment of SafeLine WAF using Docker, ensuring your web applications are well-protected. Step 1: Install Docker First, you need to have Docker installed. Follow these steps to get the latest version of Docker: curl -sSL "https://get.docker.com/" | bash Enter fullscreen mode Exit fullscreen mode Step 2: Create SafeLine Directory Create a dedicated directory for SafeLine. This is where SafeLine will store its configuration files…

07 Sep

Cron Job Basics

stp2y0 CommentsNewscicd, coding, community, development, devops, docker, engineering, inclusive, kubernetes, software

A cron job is a scheduled task that runs automatically at specified times or intervals on Unix-like operating systems. Cron jobs are used to automate repetitive tasks, like running scripts, backing up databases, or generating reports. Key Components of a Cron Job: Cron Daemon (cron): The cron daemon is a background process that reads scheduled tasks from the crontab file and executes them at the specified times. This process continuously runs on the system and checks every minute for tasks to execute. Crontab: A crontab (cron table) is a simple text file that lists cron jobs, specifying when and what…

05 Sep

Some Best Practices for Writing Dockerfiles

stp2y0 CommentsNewscoding, community, developer, development, devops, docker, engineering, inclusive, software, tutorial

When writing Dockerfiles for PHP and MySQL, it's important to focus on security, efficiency, and maintainability. Here are some best practices specific to Dockerfiles for PHP and MySQL environments: 1. Use Official Base Images 2. Minimize PHP Extensions and Packages 3. Optimize PHP Configuration 4. Leverage Multi-Stage Builds for PHP 5. Configure MySQL for Production 6. Persist MySQL Data Using Volumes 7. Use .dockerignore for PHP Projects 8. Keep the Image Lean 9. Use Supervisord for Managing Multiple Processes Why: If your PHP container needs to run multiple services (e.g., PHP-FPM and a cron job), use supervisord to manage them…

03 Sep

Comprehensive Guide to Installing, Configuring, and Testing SafeLine WAF

stp2y0 CommentsNewscoding, community, cybersecurity, development, docker, engineering, inclusive, opensource, software, webdev

In today’s digital landscape, ensuring the security of your web applications is paramount. SafeLine, a Web Application Firewall (WAF) developed by Chaitin Technology, offers robust protection by filtering and monitoring HTTP traffic to and from your web application. In this guide, we’ll walk through the installation, configuration, and testing of SafeLine WAF to help you secure your web environment. 1. Installing SafeLine WAF on Linux To get started with SafeLine, you’ll need a Linux system with Docker and Docker Compose pre-installed. Once your environment is ready, execute the following command to install SafeLine WAF: bash -c "$(curl -fsSLk https://waf.chaitin.com/release/latest/setup.sh)" Enter…

27 Aug

Protect Your Website Like a Pro: SafeLine, the Open-Source WAF

stp2y0 CommentsNewscoding, community, cybersecurity, development, devops, docker, engineering, inclusive, opensource, software

When you launch a website, the first challenge you may encounter might not come from your customers, but from threats lurking online. That’s why we’re introducing SafeLine, an open-source Web Application Firewall (WAF) that’s quickly becoming a favorite on GitHub. SafeLine is designed to shield your website from malicious attacks, ensuring that your online presence remains secure. What is SafeLine? SafeLine is a free and powerful WAF, built with simplicity in mind. It uses advanced semantic detection technology to guard against common web attacks like SQL injections and cross-site scripting (XSS). Operating as a reverse proxy, SafeLine intelligently filters traffic,…

18 Aug

Elastic RUM (Real User Monitoring) with Open Telemetry (OTel)

stp2y0 CommentsNewscoding, community, development, devops, docker, elasticsearch, engineering, inclusive, kubernetes, software

This article continues the OpenTelemetry with Elastic Observability article, covering “How to set up the OpenTelemetry demo with Elastic Observability” using Docker Compose or Kubernetes. Elastic real user monitoring, or RUM, captures user interactions with the web browser and provides a detailed view of the “real user experience” of your web applications from a performance perspective. Elastic’s RUM Agent is a JavaScript Agent, which means it supports any JavaScript-based application. RUM can provide valuable insight into your applications. Benefits of RUM (Real User Monitoring)RUM performance data can help you identify bottlenecks and discover how site performance issues affect your visitors’…