Forensik Mobile Pada Kasus Cyber Fraud Layanan Signal Messenger Menggunakan Metode NIST

Abstract

The developments in the use of social media are currently experiencing a very rapid increase. One of the factors that increase the use of social media is the Covid-19 pandemic. All work activities are required and diverted to be done online. The use of social media has both positive and negative impacts. One of the negative impacts is the occurrence of crime. The purpose of this study was to obtain digital evidence in the form of text conversation data (chat), images, GIF, pdf document, video, voice call and video call by investigation with National Institute of Standard and Technology (NIST) method. The device used as the object of research is an android smartphone. The mobile forensic software used in this study is MOBILedit Forensic Express. Based on the results of forensic analysis, the performance of the MOBILedit Forensic tool is quite good because it can lift digital evidence in the form of 2 images, 1 GIF, 1 pdf document, and 1 video. The digital evidence obtained from this research had an overall success rate of 57,14%. This research got the result according to the expected goals even though not able to read chat, voice call and video call history.