Kaysan Fardin Sahar

A Network & System Enthusiast with hands-on experience in server configuration, building stable and secure infrastructures for digital environments

A Network & System Enthusiast with hands-on experience in server configuration, building stable and secure infrastructures for digital environments

A Network & System Enthusiast with hands-on experience in server configuration, building stable and secure infrastructures for digital environments

Jakarta Timur, DKI Jakarta

MY Skills

MY Skills

MY Skills

System Hardening & Security

System Hardening & Security

System Hardening & Security

Data Entry & Administrative Accuracy

Data Entry & Administrative Accuracy

Data Entry & Administrative Accuracy

Network Management & Troubleshooting

Network Management & Troubleshooting

Network Management & Troubleshooting

Server Configuration & Administration

Server Configuration & Administration

Server Configuration & Administration

My Experience

My Experience

My Experience

Desember 2023 – Maret 2024

Administrative Staff at Balai Pengujian Mutu Barang, Ministry of Trade

I managed and archived official documents, handled internal and external client inquiries, updated company sample data, and prepared invoices and receipts. I also processed and formatted data using Microsoft Excel to support laboratory operations.

Desember 2023 – Maret 2024

Administrative Staff at Balai Pengujian Mutu Barang, Ministry of Trade

I managed and archived official documents, handled internal and external client inquiries, updated company sample data, and prepared invoices and receipts. I also processed and formatted data using Microsoft Excel to support laboratory operations.

Desember 2023 – Maret 2024

Administrative Staff at Balai Pengujian Mutu Barang, Ministry of Trade

I managed and archived official documents, handled internal and external client inquiries, updated company sample data, and prepared invoices and receipts. I also processed and formatted data using Microsoft Excel to support laboratory operations.

September 2022 – Mei 2025

Cyber Security Competitor & Mentor at LKS

Experienced in Linux/Windows system hardening, VPN setup, SSH tunneling, and disk encryption. Skilled in configuring web security (ModSecurity, CSP, HSTS), and detecting attacks (SQLi, XSS, Brute Force) using Suricata IDS. Achieved 1st place at LKS Cyber Security Depok 2022 and 2nd place in 2023. Became a mentor in 2024, guiding participants in CTF, reverse engineering, and system exploitation.

September 2022 – Mei 2025

Cyber Security Competitor & Mentor at LKS

Experienced in Linux/Windows system hardening, VPN setup, SSH tunneling, and disk encryption. Skilled in configuring web security (ModSecurity, CSP, HSTS), and detecting attacks (SQLi, XSS, Brute Force) using Suricata IDS. Achieved 1st place at LKS Cyber Security Depok 2022 and 2nd place in 2023. Became a mentor in 2024, guiding participants in CTF, reverse engineering, and system exploitation.

September 2022 – Mei 2025

Cyber Security Competitor & Mentor at LKS

Experienced in Linux/Windows system hardening, VPN setup, SSH tunneling, and disk encryption. Skilled in configuring web security (ModSecurity, CSP, HSTS), and detecting attacks (SQLi, XSS, Brute Force) using Suricata IDS. Achieved 1st place at LKS Cyber Security Depok 2022 and 2nd place in 2023. Became a mentor in 2024, guiding participants in CTF, reverse engineering, and system exploitation.

2024

Linux System Administrator Competitor

Participated in the Sysadmin Heroes Competition and Seleksi Daerah (Selekda) IT Network System Administrator, focusing on building secure and functional network systems using Linux. Demonstrated skills in configuring network services, managing users and permissions, system automation, and server optimization.

2024

Linux System Administrator Competitor

Participated in the Sysadmin Heroes Competition and Seleksi Daerah (Selekda) IT Network System Administrator, focusing on building secure and functional network systems using Linux. Demonstrated skills in configuring network services, managing users and permissions, system automation, and server optimization.

2024

Linux System Administrator Competitor

Participated in the Sysadmin Heroes Competition and Seleksi Daerah (Selekda) IT Network System Administrator, focusing on building secure and functional network systems using Linux. Demonstrated skills in configuring network services, managing users and permissions, system automation, and server optimization.

About Me

About Me

About Me

Girl and city view
Girl and city view
Girl and city view

Hello! I’m Kaysan, a network & system enthusiast based in Indonesia with a passion for building and securing Linux-based infrastructures. With hands-on experience in server configuration, cybersecurity, and administrative operations, I’ve developed a strong foundation in managing networks, hardening systems, and solving real-world IT challengesboth in competition and professional environments.

I enjoy working on practical solutions, mentoring others in cybersecurity, and continuously learning to stay ahead in the tech world. If you’re looking for someone who is detail-oriented, reliable, and driven by growth, let’s connect and build something impactful together!