Hello, I'm Adelwin Nugroho Liandy

Network Engineer and Aspiring Cybersecurity Specialist — still growing, but driven by curiosity and a strong passion to learn.

user@adelwin-nugroho:~# echo Network Engineer | Cybersecurity
user@adelwin-nugroho:~# cat /etc/bio
Passionate about network and cybersecurity.
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ABOUT ME

A few things about my journey in Network Engineering and Cybersecurity.

Hello! I'm Adelwin Nugroho Liandy, a technology enthusiast who is currently focusing on studying the world of networks, especially TCP/IP, switching and routing.


I have a great interest in the world of cybersecurity, and have tried explorations such as basic penetration testing. But for now, I want to focus on deepening my network knowledge until I really understand it.


I am always eager to explore more advanced material and continue to hone my skills through training, certifications and projects.!

MY SKILLS

Technologies and skills I master in Network Engineering and Cybersecurity.

Network Fundamentals

Designing and operating reliable IP networks, routing and switching.

TCP/IP & Osi Layer Routing & Switching

Cybersecurity

Threat detection, basics of penetration testing, and vulnerability assessment.

Basic Penetration Testing

Server Management

Linux & Windows server setup, maintenance and automation.

Linux Lamp Stack Virtualization

Cable

Practical knowledge in structured cabling and network infrastructure, with direct training experience from Furukawa on cabling standards and implementation.

Fiber Optik UTP/STP Cabling

Basic HTML & CSS

Fundamental knowledge in building and styling web pages, covering semantic HTML structure and responsive design with CSS.

HTML5 CSS

Designer

Designing technical and creative visuals, from network topology diagrams to graphic design with Canva, focusing on clarity and usability.

Canva diagrams.net

MY EXPERIENCE

Professional journey and work experience in Network Engineering and Cybersecurity.

Professional Experience

2024 - Present

Network Engineer

CV. Bestpath Network
  • Basic computer networking Bootcamp trainer at Best-Path Academy
  • Aruba Assistant Trainer
  • Supported internal projects including traffic monitoring and troubleshooting
  • Configuring Cisco and Mikrotik devices in CV Best-Path Solutions
  • Online bootcamp with Introduction to CyberSecurity material
2021 - 2022

Digital Marketing, Soft skills, Networking, Programming

BLC TELKOM KLATEN
  • Develop my own soft skills
  • learn and practice digital marketing directly
  • Learn Operating System Linux
  • Learn Web programming (Html, CSS, Jquery)
  • Cisco Networking Essentials Training
2021 - 2024

Teknik Komputer dan Jaringan

SMK Roudlotul Mubtadiin Balekambang Jepara
  • Create a cashier application web program
  • Configuring a virtual IP phone using Asterisk
  • configuring the proxy device (creating a hotspot, blocking site, etc.)

MY PROJECTS

Network Design Project

Web Pomodoro Timer

Built a responsive Pomodoro Timer website with focus, short break, and long break presets to help improve study and work efficiency.

HTML CSS Javascript
Security Audit Project

Personal Landing Page

Developed a personal Link in Bio website (similar to Linktree) using HTML/CSS/JS, allowing centralized access to social media and project links.

HTML CSS Javascript
Automation Script Project

Router Configuration Automation Script

Developing Python scripts for automating the initial configuration of Cisco routers and switches.

Python Network Automation

MY ACHIEVEMENTS

Some key milestones in my professional journey.

CCNA Certification Preview

Furukawa Cabling Certification

Completed Furukawa Cabling System Training, gaining practical knowledge of structured cabling standards, installation, and testing procedures

MTCNA Certification Preview

MTCNA Certification

Achieved Mikrotik Certified Network Associate (MTCNA) certification, validating foundational Mikrotik networking expertise.

RedTeam

Certified Cybersecurity Educator Professional (CCEP)

Earned Certified Cybersecurity Educator Professional (CCEP) certification, demonstrating expertise in cybersecurity principles, risk awareness, and effective security education practices.

RedTeam

Certified Red Team Operations Management (CRTOM)

Certified in Red Team Operations Management (CRTOM), validating skills in managing red team engagements, attack simulations, and operational security planning.

OCNA Certification Preview

OCNA Switching & Routing Certification

Achieved Omada Certified Network Administrator (OCNA) certification, validating core skills in switching, routing, and TP-Link Omada network management.

MTCNA Certification Preview

Ruijie Certified Network Associate

Achieved Ruijie Certified Network Associate Routing & Switching (RCNA RS) certification, validating foundational Ruijie networking expertise.

Shopee Barokah Winner Preview

Introduction Cybersecurity Certification

Developed a custom network monitoring system that improved anomaly detection efficiency by 20%.

CCNA: Switching, Routing, and Wireless Essentials

CCNA: Enterprise Networking, Security, and Automation

Earned Cisco CCNA ENSA certification, validating knowledge of scalable enterprise networks, secure connectivity, and automation tools.

CCNA: Switching, Routing, and Wireless Essentials

CCNA: Switching, Routing, and Wireless Essentials

Earned CCNA SRWE certification, validating foundational networking, routing, switching, and wireless configuration skills.

Introduction to network

Introduction To Network Certification

Earned CCNA SRWE certification, validating foundational networking, routing, switching, and wireless configuration skills.

Shopee Barokah Winner Preview

Networking Essentials Certification

Completed Cisco Networking Essentials training, demonstrating understanding of network basics, protocols, and practical configuration concepts.

Network Monitoring System Innovation Preview

Winner of Central Java Shopee Barokah Digital Marketing Competition

Awarded as the winner of the Central Java Shopee Barokah Digital Marketing Competition, showcasing strong marketing skills.

MY BLOG

Latest articles and insights about networking and cybersecurity.

Network Security Blog

Network CCNA 200-301 PENGENALAN JARINGAN KOMPUTER

Basic discussion of computer networks

August 29, 2025 Networking
Cloud Computing Blog

Mengenal Beberapa Perintah dasar dalam linux

explains the basic commands in Linux, such as pwd, cd, ls, rm, and others.

April 19, 2022 Linux
Permission Linux

File Permission Pada Linux(Chmod & Chown)

guides you to understand read, write, execute permissions and ownership control in Linux.

April 19, 2022 Linux

CONTACT ME

Feel free to reach out for collaborations or opportunities.

Email

adelwin122@gmail.com

LinkedIn

/adelwinnl

Instagram

@adlwnngrho_

Blog

AdelwinNL
$ contact --info
┌─[adelwin-nugroho@portfolio]─[~/contact]
└─$ whoami
Adelwin Nugroho Liandy - Network Engineer, Cybersecurity Junior
└─$ echo "Reach out:"
Email: adelwin122@gmail.com
LinkedIn: linkedin.com/in/adelwinnl
Instagram: instagram.com/adlwnngrho_
Telegram: t.me/adelwinnl
└─$ ./greetings.sh
# Looking forward to connecting!
# Let's build something great together.
└─$ _
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