Linux Training in Busan

Linux is a robust, open-source operating system extensively utilized in server infrastructure, embedded systems, and enterprise environments.

This instructor-led live training, available either online or on-site, is designed for beginner to intermediate system administrators seeking to gain practical expertise in managing Linux servers, configuring system components, securing access, and meeting organizational IT requirements.

Upon completion of this training, participants will be able to:

• Install and configure a Linux server from the ground up.
• Efficiently manage users, groups, and access permissions.
• Create and manage local file systems and disk partitions.
• Configure essential networking settings and core services.
• Perform package management tailored to specific Linux distributions.
• Implement fundamental security practices and automation scripts.

Course Format

• Interactive lectures and discussions.
• Numerous exercises and practical activities.
• Hands-on implementation within a live laboratory environment.

Course Customization Options

• To arrange a customized training session for this course, please contact us.

Kali Linux is a robust, open-source platform widely utilized for penetration testing and digital forensics. It features an extensive suite of specialized tools designed for evidence collection, analysis, and reporting during post-incident investigations.

This instructor-led, live training (available online or onsite) is tailored for intermediate-level security professionals seeking to leverage Kali Linux forensic tools for on-site investigations following cyber incidents.

Upon completion of this training, participants will be able to:

• Establish and configure a Kali Linux forensic environment.
• Collect and preserve digital evidence in accordance with forensic best practices.
• Analyze disks, memory, and network traffic using Kali tools.
• Generate reports and support legal and compliance processes.

Course Format

• Interactive lectures and discussions.
• Hands-on forensic exercises utilizing Kali Linux.
• Real-world cyber-incident investigation scenarios.

Course Customization Options

• To request customized training for this course, please contact us to arrange it.

This instructor-led live training in Busan (online or onsite) is designed for system administrators at beginner to intermediate levels who seek to gain the knowledge, practical skills, and confidence required to proficiently manage and utilize Rocky Linux in diverse real-world scenarios and business applications.

By the end of this training, participants will be able to:

• Effectively navigate, install, configure, and manage a Rocky Linux system.
• Administer system tasks and implement security measures.
• Understand virtualization and containerization.
• Implement backup and recovery plans and optimize system performance.

This instructor-led, live training in Busan (online or onsite) is aimed at IT professionals who wish to gain advanced knowledge in performing penetration testing with Kali Linux such as advance sniffing, exploit writing, web and wireless penetration testing, document management and reporting, and other penetration testing methods.

By the end of this training, participants will be able to:

• Understand and utilize the advanced methodology of Kali Linux for penetration testing.
• Learn to use vulnerability assessment tools.
• Manage evidence, data collection, and reporting using Kali Linux.
• Learn about exploitations, attacks, and privileges escalations.

This instructor-led, live training in Busan (available online or on-site) is designed for system administrators and IT professionals seeking to develop proficiency in Linux system administration.

By the end of this training, participants will be able to:

• Efficiently manage Linux systems and servers.
• Execute essential system administration duties.
• Configure and diagnose Linux networking.
• Deploy security protocols to safeguard Linux environments.

This instructor-led, live training in Busan (online or onsite) is designed for developers and system administrators aiming to streamline their workflows and enhance system management through the power of Bash.

Upon completing this training, participants will be able to:

• Install and configure Bash.
• Write and execute Bash scripts.
• Grasp the lifecycle of a Bash script and its role within system administration tasks.
• Leverage Bash to automate tasks and effectively manage systems.

This instructor-led live training in Busan (online or onsite) is designed for intermediate-level system administrators who wish to develop Linux administration skills using CentOS.

By the end of this training, participants will be able to:

• Install and configure CentOS 8.
• Manage users and groups, and control system processes.
• Configure network services and security.
• Implement storage solutions and perform system maintenance and troubleshooting.

This instructor-led live training in Busan (online or onsite) is designed for beginner-level system administrators and IT professionals who wish to understand and begin working with KVM and hypervisors in general.

Upon completing this training, participants will be able to:

• Comprehend the role and categories of hypervisors.
• Install and configure KVM on a Linux host.
• Create, manage, and troubleshoot guest virtual machines.
• Set up virtual networking and storage pools for VM environments.

This instructor-led live training in Busan (online or onsite) is designed for IT professionals seeking to gain deeper insights into performing penetration testing and other security management tasks with Kali Linux.

By the end of this training, participants will be able to:

• Understand the internals of Kali Linux.
• Perform vulnerability scanning and analysis.
• Manage file permissions and directory structures.
• Utilize commands and shortcuts in a hacker-style workflow.

This instructor-led, live training in Busan (online or onsite) is aimed at individuals who want to gain a solid understanding of open-source IT and cloud computing fundamentals.

By the end of this course, participants will be able to:

• Understand the principles of open-source software and its benefits.
• Navigate and utilize the Linux command-line interface.
• Comprehend cloud computing concepts and terminology.
• Explore various cloud deployment models and services.

This course addresses the following key questions:

• How to carry out basic system operations?
• Where to find information and how to obtain assistance?
• What powers the system?
• What types of files exist within the system?
• How can problems be resolved simply and efficiently?

Arch Linux is a GNU/Linux distribution developed independently. Often described as the minimalist Linux distribution, it provides a bare-bones base system, enabling users to customize and build only the components they need.

In this instructor-led live training, participants will gain a foundational understanding of Arch Linux while practicing essential system administration techniques and tools required to manage an Arch Linux environment.

Upon completing this training, participants will be able to:

• Comprehend the core principles of Arch Linux
• Install Arch Linux on their own systems
• Execute various system administration tasks on Arch Linux

Audience

• System administrators
• Developers

Course Format

• A mix of lectures, discussions, exercises, and extensive hands-on practice

This instructor-led, live training in Busan (online or onsite) is aimed at beginner and intermediate-level Linux users, system administrators, and developers who wish to gain hands-on experience in creating efficient and effective shell scripts.

By the end of this training, participants will be able to:

• Understand how the shell works and interact with Linux using BASH.
• Write, debug, and execute BASH scripts to automate repetitive tasks.
• Implement conditional statements, loops, and functions in scripts for enhanced functionality.
• Process and manipulate text files, search for patterns, and work with streams effectively.

This instructor-led, live training in Busan (online or onsite) is tailored for system administrators, DevOps professionals, and developers who aim to manage virtual infrastructures using CloudForms via a centralized interface.

By the end of this training, participants will be able to:

• Install and configure CloudForms on various virtual machine and cloud platforms (OpenStack, OpenShift, and VMware).
• Create a centralized management interface for monitoring multiple clusters.
• Enhance security controls and configuration policies across the entire infrastructure.
• Transform a distributed virtual infrastructure into a unified hybrid environment.
• Optimize workload performance and efficiency by automating orchestration and workflows.

This course develops expertise in Debian GNU/Linux system administration by providing in-depth coverage of console workflows, filesystem management, shell navigation, and text-processing utilities. It explores comprehensive package management using apt and dpkg, system initialization processes, security hardening techniques, and user authentication mechanisms. Upon completion, administrators will be equipped to manage Debian infrastructure end-to-end, demonstrating confidence in daily maintenance, troubleshooting, and secure system configuration across varied enterprise environments.

During this instructor-led live training Busan, participants will gain expertise in the critical aspects of DNS while performing practical exercises on the setup and configuration of a BIND DNS server on Linux. The course begins with a refresher on core networking principles, then transitions into detailed, hands-on setup and configuration activities. Gradually, the discussion and practice address more complex subjects such as security, availability, debugging, and troubleshooting.

Designed for Linux/Unix administrators and developers eager to engage with Linux/Unix servers, this course is also accessible to beginners who possess foundational Linux knowledge. By closely following the instructor's detailed labs and explanations, newcomers can successfully catch up with the material.

The curriculum offers practical, hands-on experience in managing Linux servers, illustrating that Linux/Unix server administration is both logical and approachable. Delivered over five intensive days, the course follows a methodology of 40% lecture, 50% lab, and 10% Q&A, placing a strong emphasis on practical, lab-based activities. Participants will gain the skills to deploy and manage the four essential Linux servers that deliver critical network services in mission-critical enterprise environments. The training is distribution-agnostic, meaning it can be delivered on any major Linux/Unix distribution, including Fedora, CentOS, Ubuntu, and Debian.

This instructor-led live training in Busan (online or on-site) is designed for DevOps engineers and developers who wish to utilize Fedora CoreOS to reduce the maintenance and upgrade costs of running containerized applications on Kubernetes.

By the end of this training, participants will be able to:

• Install and configure Fedora CoreOS.
• Set up a Kubernetes cluster on Fedora CoreOS.
• Run and manage Kubernetes deployments on Fedora CoreOS.
• Automatically update Fedora OS with the latest OS improvements, bug fixes, and security updates.

Go (Golang) is an open-source programming language created by Google. A prominent use case for Go is systems programming on Linux and Unix environments.

Through this instructor-led live training, participants will master the fundamentals of systems programming in Go by engaging in hands-on exercises that explore the language's diverse features.

Upon completing this training, participants will be able to:

• Grasp the core concepts of systems programming with Go
• Configure the Go development environment
• Write Go programs
• Utilize both basic and advanced Go features for Unix and Linux systems programming
• Understand and implement Goroutines
• Develop fast and lightweight code using Go
• Create low-level networking code in Go

Target Audience

• Programmers
• Developers

Course Format

• A blend of lectures, discussions, exercises, and extensive hands-on practice

Gain the skills to develop applications within the Linux environment. In this instructor-led training, you will acquire practical experience with the essential tools and methodologies for Linux application development, while exploring the distinctive features and techniques inherent to Linux.

This course equips you with the skills to containerize, host, deploy, and configure applications within a multi-node cluster. Additionally, it serves as comprehensive preparation for the Certified Kubernetes Application Developer (CKAD) certification exam.

Linux system administration stands as one of the most sought-after skills in the IT industry. Whether you are preparing for the Linux Foundation Certified System Administration (LFCS) certification, seeking training to launch a new career in Linux IT, transitioning from another platform, or simply refreshing your sysadmin expertise, this instructor-led course provides the essential knowledge you need.

This instructor-led, live training in Busan (online or onsite) is aimed at individuals who want to expand their knowledge of Linux system configuration, administration, and command-line environment.

By the end of this training, participants will be able to:

manage networking, system services, user account creation and administration, and more; you will also familiarize yourself with virtualization, containers, and DevOps concepts.

This instructor-led, live training conducted in Busan (either online or onsite) is designed for individuals aiming to acquire essential Linux skills.

Upon completion of this training, participants will be able to:

Administer, configure, and upgrade Linux systems within the three major distribution families: Debian/Ubuntu and Red Hat/CentOS/Fedora. Additionally, you will master the tools and concepts needed to efficiently construct and manage an enterprise Linux infrastructure.

This instructor-led course explores the various risks and threats present in modern environments, demonstrating how to leverage best practices and open-source tools to mitigate or counteract these dangers. It also equips learners with the knowledge required to detect and recover from security incidents when they occur.

Ensuring your Linux systems operate at peak efficiency is a vital responsibility for most Linux IT professionals. This course provides the essential tools, subsystem knowledge, and techniques required to extract the maximum performance from Linux.

This course explores the essential concepts required to construct and manage a Kubernetes cluster in a production environment using vendor-neutral tools. Participants will learn how to build a cluster, establish network configurations, scale the infrastructure, deploy applications, and configure storage, security, and other critical components for typical operational needs. The curriculum provides comprehensive exposure to the diverse skills needed to administer Kubernetes in production, serving as excellent preparation for the Certified Kubernetes Administrator (CKA) exam.

This instructor-led course provides skills and knowledge across a broad range of best practices for securing container-based applications and Kubernetes platforms during build, deployment, and runtime.

This instructor-led, live training (online or onsite) is aimed at IT professionals who wish to plan and execute enterprise-scale migrations from Windows to Linux workstations and servers.

By the end of this training, participants will be able to assess readiness, develop migration roadmaps, select distributions, implement migration techniques, manage application compatibility, and execute change management strategies.

This instructor-led, live training in Busan (online or onsite) is aimed at beginner-level / intermediate-level / advanced-level IT professionals who wish to use Linux networking tools to build, configure, and support a custom router with WAN, LAN bridging, NAT, and DHCP services.

By the end of this training, participants will be able to: configure network interfaces, enable routing and NAT, deploy DHCP services, and troubleshoot router connectivity issues.

Master essential Linux System Administration competencies within a workshop setting. (Ubuntu or CentOS)

Target Audience:

Engineers aiming to transition into Linux engineering and administration positions.
Beginners seeking to comprehend the inner workings of a Linux operating system and its management.
Individuals preparing for professional certifications such as LPI Level 1 or RHCSA.

Course Overview:

This curriculum is designed to illuminate the benefits of Linux-based operating systems, their critical role in enterprise environments, and the methods for understanding and administering them. Tailored for relative novices, we will equip you with all the necessary skills to manage a small-scale Linux infrastructure.

Through a blend of demonstrations and hands-on exercises, we will guide you through the essential commands, tools, and processes required to become a proficient administrator in a professional Linux environment.

Skilled professionals who can effectively operate and maintain Linux environments are in high demand.
If you have little to no prior Linux experience but wish to quickly become a competent administrator, this course provides all the tools you need to step into the exciting and challenging realm of Linux administration.

Upon completing this course, you will:

• Comprehend what GNU/Linux is and its significance in modern IT
• Be capable of installing a Linux distribution from the ground up
• Be able to configure users, groups, storage, and networking on a Linux-based computer
• Navigate the command line interface (CLI) on any Linux server with confidence
• Gain insight into services, processes, and system resources
• Install, remove, and configure software.

Linux is a widely embraced open-source operating system, favored by developers for its robust stability, adaptability, and extensive customization capabilities.

Through this instructor-led live training, participants will gain proficiency in utilizing the Linux Command Line and executing essential commands.

Upon completion of this training, participants will be able to:

• Develop a solid comprehension of the Linux File System and the Linux Command Line
• Navigate the Linux File System effectively using command-line tools
• Create and manipulate files and directories via Linux commands
• Construct custom commands tailored to specific needs

Target Audience

• Individuals eager to begin their journey with Linux
• Windows or Mac users considering a transition to Linux
• Current Linux users aiming to enhance their efficiency with the Command Line

Course Format

• A blend of lectures, interactive discussions, exercises, and extensive hands-on practice

This instructor-led, live training in Busan (online or onsite) is aimed at network engineers who wish to use Linux for network engineering.

By the end of this training, participants will be able to:

• Set up Linux services for networking.
• Replace switches with Linux switches.
• Use Linux commands to manage processes.
• Configure an SDN to automate network maintenance.

This instructor-led, live training in Busan (online or onsite) is aimed at engineers who wish to administer and monitor a large-scale deployment of the Lustre parallel file system.

By the end of this training, participants will be able to:

• Install and configure Lustre software.
• Select hardware for using Lustre.
• Administer and monitor Lustre.
• Benchmark Lustre's performance.
• Optimize Lustre for performance.
• Diagnosis and analysis issues with Lustre in production.

NixOS is a Linux distribution built on the Nix package manager, offering fully declarative and reproducible system configuration. By describing entire operating systems as pure functions, NixOS eliminates configuration drift and enables atomic rollbacks, making it ideal for sovereign infrastructure that must be auditable and exactly reproducible.

This instructor-led, live training in (online or onsite) is aimed at embedded engineers and system administrators who wish to build, customize, and deploy OpenBMC firmware for server management.

This instructor-led, live training (available online or onsite) is designed for hardware validation and system test engineers who wish to implement, test, and troubleshoot IPMI and sensor management on OpenBMC platforms.

This instructor-led, live training (online or onsite) is designed for embedded Linux developers who aim to master the OpenBMC build system, customize layers, and produce production-ready BMC firmware images.

This instructor-led, live training in Busan (online or onsite) is aimed at penetration testers who wish to conduct network penetration tests in Kali Linux using Python.

Upon completion of this training, participants will be able to:

• Develop Python scripts to identify network vulnerabilities.
• Explore and utilize Kali web shells and shellcode in exploit scenarios.
• Apply various Kali tools effectively for penetration testing.
• Execute exploits on systems using Python.

This hands-on course is designed for system administrators, developers, embedded engineers, and desktop users (including managers) seeking an introduction to virtualization technology. Upon completion, administrators will possess the skills to construct private clouds for production environments, while developers will be equipped to test their code across multiple operating systems without requiring additional physical hardware or non-x86 boards.

We recognize that the breadth of topics in this course may not align perfectly with every participant's needs. When registering for this course, please specify your objectives for using QEMU or KVM. We will customize the curriculum by adjusting the time allocation, focusing more on the topics most relevant to your goals and less on those that are not.

This instructor-led, live training in Busan (online or onsite) is designed for beginner-level IT professionals and users who want to confidently work with Linux systems across both graphical and command-line interfaces. The course introduces fundamental Linux concepts and practical skills, catering to individuals with little to no prior UNIX or Linux experience.

By the end of this training, participants will be able to: install and configure a foundational Linux environment for local or remote access, navigate the file system to manage files and directories, handle user accounts and file permissions, install software packages, and apply essential Linux commands for basic networking and system diagnostics.

This instructor-led, live training in Busan (online or onsite) is aimed at intermediate-level system administrators and IT professionals who wish to effectively manage, optimize, and secure RHEL 8 environments using the latest tools and techniques.

By the end of this training, participants will be able to:

• Install and configure RHEL 8 for enterprise use.
• Use advanced tools like App Streams, Stratis, and the Virtual Data Optimizer for efficient storage management.
• Implement secure networking using NFTables and Firewalld.
• Automate systems administration tasks with Ansible, including the deployment and scaling of tasks.
• Manage the lifecycle of containers and secure deployments in production environments.

In today's IT landscape, which places a growing emphasis on flexibility and cost-efficiency, transitioning to open-source infrastructure has evolved from a mere 'option' into a strategic imperative. While your team possesses strong expertise in Windows environments, their limited ability to effectively utilize Linux creates a bottleneck for deploying modern, scalable web applications and storage solutions.

The Solution: This comprehensive 5-Day Accelerated Program is designed to bridge that specific skills gap. We go beyond teaching 'commands'; we transform Windows-centric administrators into confident Linux System Engineers. Upon completion, your team will be equipped to deploy secure web servers, manage networked storage, and—crucially—implement centralized identity management using Active Directory protocols on Linux.

By the end of this training, participants will be able to:

• Deploy & Secure: Install Ubuntu Server from scratch and harden it using industry-standard SSH practices.
• Manage Identity: (New) Configure and manage Active Directory services using Samba to centralize user accounts and authentication (LDAP).
• Automate: Write Bash scripts to automate repetitive maintenance tasks.
• Host: Deploy and maintain production-ready web servers (Apache/Nginx).

This instructor-led live training in Busan (online or onsite) is tailored for system administrators who want to use Ubuntu to set up and manage network devices, virtual machines, and containers in a secure, customizable, and user-friendly operating system.

By the end of this training, participants will be able to:

• Set up the necessary environment to manage network devices, virtual machines, and cloud images with Ubuntu.
• Understand the features and advantages of Ubuntu and the different variants.
• Configure network devices and security using bash and sudo shell commands.
• Use the technologies (such as OpenStack) and tools available in Ubuntu to manage virtualization and cloud containers.
• Learn how to set up and configure mail servers (Dovecot, Exim4, and Postfix) and web servers (Apache) in Ubuntu.

This two-day program provides a comprehensive introduction to developing UNIX Shell scripts using both Korn and Bash shells, along with exploring advanced UNIX capabilities such as the sed batch editor and the awk text processing language.

While the course is grounded in the Solaris UNIX environment on desktop PCs, the core concepts taught are universally applicable to all other UNIX variants, including Linux, AIX, HP-UX, and SCO.

The course is delivered as an interactive workshop, combining lectures, working examples, and hands-on exercises. Although the curriculum can be tailored to specific needs, a minimum of one day is typically required to cover the fundamental components.

Participants receive complete course materials, sample script files, and access to free software tools for connecting to UNIX servers.

This instructor-led, live training in Busan (online or onsite) is aimed at intermediate-level virtualization administrators who wish to use open-source platforms to migrate away from VMware.

By the end of this training, participants will be able to:

• Install and configure KVM, oVirt, and Proxmox VE.
• Migrate virtual workloads from VMware.
• Implement high availability and disaster recovery.
• Optimize performance in open-source virtualization environments.