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Journal : JURSIMA

IMPLEMENTASI METODE WIRELESS DISTRIBUTION SYSTEM DALAM PERANCANGAN JARINGAN HOTSPOT SERVER PADA PT INDOTAMA NIAGA HOKKI Supianto Supianto; Sunarsan Sitohang
JURSIMA (Jurnal Sistem Informasi dan Manajemen) Vol 11 No 1 (2023): Volume 11 Nomor 1 2023
Publisher : INSTITUT TEKNOLOGI DAN BISNIS INDOBARU NASIONAL

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47024/js.v11i1.562

Abstract

PT Indotama Niaga Hokki is a private company so it is not related to the government which is located in the city of Batam, Riau Islands, internet network facilities at PT Indotama Hokki use ISP from PT Telkom, still using ethernet connected to a switch to connect to the internet. With the increasing use of laptops and mobile phones at PT Indotama Hokki, it is necessary to update the existing network.The Wireless Distribution System method is a technical method of connecting one Access Point to another using wireless media in a Local Area Network. With WDS we can develop wireless networks without using cables. With WDS, WLAN workspaces can be expanded without connecting the Access Point with a wired backbone system.The results of this study indicate that wireless network users at PT Indotama Hokki where the application of wireless networks using the Wireless Distribution method aims to expand the wireless network at PT Indotama Niaga Hokki, so that by using the Wireless Distribution System as a repeater to make it easier for users to access the internet with different rooms. or building without having to log in again to be able to access the internet.
RANCANG BANGUN INTRUSION DETECTION SYSTEM (IDS) MENGGUNAKAN SNORT (STUDI KASUS PT PLN BATAM) Sunarsan Sitohang; Hotma Pangaribuan
JURSIMA (Jurnal Sistem Informasi dan Manajemen) Vol 11 No 1 (2023): Volume 11 Nomor 1 2023
Publisher : INSTITUT TEKNOLOGI DAN BISNIS INDOBARU NASIONAL

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47024/js.v11i1.571

Abstract

Security is an important aspect in building a network. The use and utilization of information technology for PT PLN Batam has become an important component for the daily activities of employees in improving company performance. This research was conducted to assist network administrators in monitoring traffic and supervising suspicious activities at PT PLN Batam. For monitoring of suspicious activities at PT PLN Batam, the intruder detection system that the author uses is Snort which runs on the Linux Operating System, namely Debian, because Snort is open source and can detect attack patterns in accordance with existing rules. The author uses Snort which is assisted by the Snorby interface to make it easier for a network administrator in terms of monitoring. Log or Alert results from Snort are presented in the form of a Graphical User Interface (GUI) using the Snorby application as a monitoring system in the form of Line Charts and Pie Charts. Snort can also display Logs or Alerts based on the severity level which is divided into 3 colors, namely High severity in red which is categorized as a dangerous attack, Medium severity in yellow which is categorized as an attack with a moderate level, and Low severity in green which is categorized as an attack that is not dangerous or weak. In general, Snort only works as a detector and is unable to withstand attacks. It is hoped that in the future Snort can be developed which is able to prevent attacks automatically.