What is Infrastructure as Code? (IaC)

Posted on December 3, 2020 by Margaret Fitzgerald
Category: Tutorials | Tags: Ansible, Automation, Chef-Manage, Cloud, Code, Container, Containerization, Containers, Deploy, Deployment, Developer, Development, DevOps, Docker, Helm, IaC, Infrastructure, Infrastructure as Code, Jenkins, Kubelet, Kubernetes, Linux, Monitoring, Nodes, Open Source, Organization, Platform, Provisioning, Puppet, Remote Management, Salt, SaltStack, Server Administration, Tools, Vagrant, Virtual Machines, VirtualBox, Virtualization, VMWare, YAML

Reading Time: 6 minutes

Introduction: What is IaC?

Today we will become acquainted with a concept known as Infrastructure as Code. The idea of Infrastructure as Code is becoming more and more popular today. IaC is a method used to manage and provision a data center via defined machine-readable files instead of physical hardware configuration or other interactive configuration tools. This article will share what it is used for, why it is important, and why businesses strive to utilize this platform to achieve a desired set of results. It is essential to understand that we will consider both the theoretical and practical parts of IaC.

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How to Implement Zero Trust Security in 5 Steps

Posted on November 26, 2020 by David Singer | Updated: December 1, 2020
Category: Tutorials | Tags: Audit, Authentication, Code, Code Analysis, Code Injection, Common Questions, compliance, Compromise, Compromised Website, Content Security Policy, Data Leak, diagnostics, Encryption, fail2ban, File Permissions, Firewall, Google Authenticator, Hacking, HIPAA, Least Privilege, Linux, luks, Lynis, Malware, Passphrase, Password, Password Policy, PCI, PCI Compliant, Pen testing, Permissions, Remote Code Execution, Root, Security, Security Policy, Security Practices, selinux, Server, SSH, SSH Keys, SSH Ports, SSL, Tools, VPN, Vulnerability

Reading Time: 6 minutes

What is Zero Trust Security?

Zero Trust security is the concept, methodology, and threat model that assumes no user, system, or service operating within a secured internal environment should be automatically trusted. It put forward that every interaction must be verified when trying to connect to a system before being granted access. This concept uses micro-segmentation, and granular edge controls based on user rights, application access levels, service usage, and relation to the location to determine whether to trust a user, machine, or application seeking to access a specific part of an organization.

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What are Inodes in Linux?

Posted on November 20, 2020 by Dean Conally
Category: Tutorials | Tags: Admin, Administration, Command-line, Connections, cPanel, Disk Usage, Execute, File Permissions, Grep, Group, Inode, Linux, Mask, Memory, Open Files, Permission Classes, Permission Sets, Permission Symbols, Permissions, Processes, Read, Symbolic Headings, Symbolic Permissions, Umask, User, User File Creation Mode, Usergroup, VPS, WHM, World, Write

Reading Time: 6 minutes

As you are probably already aware, everything is considered to be a file in Linux. That includes hardware devices, processes, directories, regular files, sockets, links, and so on. Generally, the file system is divided into data blocks and inodes. With that being said, you can think about inodes as a basis of the Linux file system. To explain it more clearly, an Inode is a data structure that stores metadata about every single file on your computer system.

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How Was My Website Compromised?

Posted on November 19, 2020 by Danny Jensen | Updated: November 23, 2020
Category: Tutorials | Tags: Audit, Backups, CentOS, Code, Code Analysis, Code Injection, Common Questions, compliance, Compromise, Compromised Website, Content Security Policy, Cross-Site Scripting, Data Leak, diagnostics, Directory Transversal, Email, Encryption, fail2ban, File Permissions, Firewall, Hacking, HIPAA, Least Privilege, Linux, luks, Lynis, Malware, Passphrase, Password, Password Policy, PCI, PCI Compliant, Pen testing, Permissions, Remote Code Execution, Root, Scripts, Security, Security Policy, Security Practices, Server, SFTP, SQL Injection, SSH, SSH Keys, SSL, Tool, Ubuntu, VPN, Vulnerability

Reading Time: 7 minutes

In this tutorial, we will look at several methods that are used to compromise a website. In today’s world, websites use multiple procedures that represent the core functions of a modern business. Whether you have an eCommerce site or a business card site, a website is essential for driving business growth. We can safely state that a website is a unique image of your respective business.

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DevOps: A New Perspective on Shared Automation

Posted on November 17, 2020 by Thomas Janson | Updated: November 23, 2020
Category: Tutorials | Tags: Ansible, Automation, CentOS, Chef, Chef-Manage, CI/CD, Cloud, Code, Container, Containerization, Containers, Cookbook, Cookbooks, Deploy, Deployment, Developer, Development, DevOps, Docker, Git, GitHub, Helm, IaC, Infrastructure, Infrastructure as Code, Jenkins, Jira, Kubelet, Kubernetes, Linux, MiniKube, Modules, Monitoring, Nagios, Nodes, Open Source, Organization, Parent, Parent Server, Platform, Playbook, Prometheus, Provisioning, Puppet, Python, Python 3, Remote Management, Salt, SaltStack, Server Administration, Slack, Tools, Vagrant, Virtual Machines, VirtualBox, Virtualization, YAML

Reading Time: 9 minutes

What is DevOps?

DevOps is a set of various tools, practices, and ideals that combine software development (Dev) and IT Operations (Ops) into a single unifying force. It allows for better collaboration between developers, operations teams, system administrators, and system engineers. Their streamlined goal is to continually provide a high-value software product to the customer at high speed while monitoring and improving the overall process than using traditional software and infrastructure management.

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How to Install and Configure the Kubernetes Dashboard

Posted on November 6, 2020 by Margaret Fitzgerald
Category: Tutorials | Tags: API, Automation, binding, Cloud, Cluster, Clusterroles, Clusters, Container, Containerization, Containerized Software, control, Create, Deployment, Developer, Development, DevOps, Docker, Docker Image, edit, Environment, Hypervisor, K3s, K8s, Kubectl, Kubernetes, Linux, LXC, namespaces, Open Container Initiative, Open Source, Permission, Permissions, Platform, rbac, Resource, role, role-based, rolebinding, roles, Security, System, User Management, Virtual Machines, Virtualization

Reading Time: 5 minutes

The web-based Kubernetes console is an interface that provides information about the state of the Kubernetes cluster. The dashboard is also used for deploying containerized applications as well as for general cluster resource management. Traditionally, kubectl is primarily used in the terminal for nearly all cluster related tasks. Still, it is useful to have a visual representation of our cluster in a user-friendly interface. To install the dashboard, kubectl needs to be installed and running on the server.

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How to Install Kubernetes Using Kubeadm on Ubuntu 18

Posted on November 5, 2020 by Margaret Fitzgerald
Category: Tutorials | Tags: Access, Apache Mesos, API, Assigned, Automation, binding, Cloud, Cluster, Clusterroles, Clusters, Container, Containerization, Containerized Software, Continuous Deployment, Continuous Integration, control, CoreOS, Create, Deployment, Developer, Development, DevOps, Docker, Docker Image, edit, Environment, grant, Hypervisor, K3s, k8s namespaces, Kubectl, Kubernetes, levels, Linux, LXC, Mesos, OCI, Open Container Initiative, Open Source, OpenVZ, Permission, Permissions, Platform, rbac, Read, Resource, role, role-based, rolebinding, roles, Security, specific, System, User Management, Virtual Machines, Virtualization, Web Application Development, Web Applications

Reading Time: 11 minutes

What is Kubernetes?

In this article, we review what Kubernetes and Kubeadm are, how to install, create a cluster, and set up worker nodes using Kubeadm. If you are not yet familiar with Kubernetes, we recommend reading our article on the fundamental basics of Kubernetes.

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How to Install and Configure Chef on Ubuntu 18.04

Posted on November 3, 2020 by Katherine Kelly | Updated: November 4, 2020
Category: Tutorials | Tags: Ansible, Automation, Chef, CI/CD, Cloud, Code, Container, Containerization, Containers, Cookbook, Developer, Development, DevOps, Git, GitHub, Helm, Infrastructure, Infrastructure as Code, Jenkins, Jira, Kubernetes, Linux, MiniKube, Modules, Monitoring, Nodes, Parent, Parent Server, Platform, Playbook, Puppet, Server Administration, Tools, Vagrant, Virtual Machines, VirtualBox, Virtualization, VMWare

Reading Time: 10 minutes

Introduction

In this article, we will be reviewing the Chef software, how it works, and why it is useful. We will also explore how it is helpful in DevOps. And then, we will install Chef on Ubuntu 18.04.

What is Chef?

Chef is a configuration management system written in Ruby and Erlang using the object-oriented language for configurations description. It is used to ease the task of configuring and maintaining multiple servers. It can be integrated into cloud platforms, such as the new Liquid Web Managed Cloud and VMWare platforms to manage the server’s configuration processes.

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How to Install and Configure Minikube on Ubuntu

Posted on October 29, 2020 by Margaret Fitzgerald
Category: Tutorials | Tags: Access, Apache Mesos, API, Assigned, Automation, binding, Cloud, Cluster, Clusterroles, Clusters, Container, Containerization, Containerized Software, Continuous Deployment, Continuous Integration, control, CoreOS, Create, Deployment, Developer, Development, DevOps, Docker, Docker Image, edit, Environment, grant, Hypervisor, K3s, k8s namespaces, Kubectl, Kubernetes, levels, Linux, LXC, Mesos, OCI, Open Container Initiative, Open Source, OpenVZ, Permission, Permissions, Platform, rbac, Read, Resource, role, role-based, rolebinding, roles, Security, specific, System, User Management, Virtual Machines, Virtualization, Web Application Development, Web Applications

Reading Time: 14 minutes

Introduction

This article will demonstrate how to install and configure Minikube to set up a small Kubernetes cluster. We will then examine Kubernetes in more detail to apply that knowledge to a real-world example.

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How to Edit Your DNS Hosts File

Posted on October 28, 2020 by David Singer | Updated: October 29, 2020
Category: Getting Started, Tutorials | Tags: Apple, Dig, DNS, Hosts, Hosts File, Linux, Mac, Name Servers, Tools, Windows

Reading Time: 9 minutes

One of the most powerful tools available to anyone working on their site during a migration is their computer’s “hosts” file. The hosts file is used to map domain names to IP addresses, and can be used as an alternative to DNS. It also allows you to specify the IP address to which a website resolves on your computer, regardless of what may be published in the site’s DNS zone file.

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