LEDGER : Journal Informatic and Information Technology is a peer-reviewed, scientific journal published by Informatics Faculty of Institut Teknologi Telkom Purwokerto (ITTP) with ISSN 2963-8798 . The aim of this journal is to publish articles dedicated to all aspects of the latest outstanding developments in the fields of Informatics, Information System, Software Engineering and Applications. It will be publish Four Times in a year FebruaryMay, August and November.