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Manajemen Kontrol Akses Berbasis Blockchain untuk Pendidikan Online Terdesentralisasi Lestari Santoso, Nuke Puji; Durachman, Yusuf; Watini, Srie; Millah, Shofiyul
Technomedia Journal Vol 6 No 1 Agustus (2021): TMJ (Technomedia Journal)
Publisher : Pandawan Incorporation, Alphabet Incubator Universitas Raharja

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (447.465 KB) | DOI: 10.33050/tmj.v6i1.1682

Abstract

Banyak pengguna menggunakan internet sebagai alat untuk layanan informasi yang lebih baik di lembaga pendidikan. Jaringan ini tidak memiliki penyedia layanan yang bertindak sebagai otoritas pusat dan pengguna memiliki kontrol lebih besar atas informasi mereka sehingga tidak ada pihak ketiga. Sehingga diusulkan sebagai solusi alternatif untuk sistem pembelajaran jaringan terpusat saat ini menggunakan Decentralized Online Educations (DOE). Banyak DOE telah diusulkan, namun keberadaan layanan Decentralized Online Educations (DOE) membutuhkan solusi terdistribusi yang efisien untuk melindungi privasi pengguna. Dalam beberapa tahun terakhir, banyak teknologi blockchain telah diimplementasikan ke dalam sistem pembelajaran sehingga sangat cocok untuk institusi pendidikan yang digunakan untuk menyelesaikan masalah privasi dalam sistem desentralisasi. Pada platform ini, menggunakan teknologi blockchain sebagai sistem penyimpanan, dan materi pembelajaran yang bersifat publik. Dalam studi ini, buat kerangka kerja kontrol akses yang dapat dikelola dan diaudit untuk Decentralized Online Educations (DOE) menggunakan teknologi blockchain untuk membahas definisi kebijakan privasi. Kunci publik yang digunakan oleh pemilik sumber daya menggunakan dari subjek untuk menentukan kebijakan akses dapat diaudit menggunakan Access Control List (ACL), sedangkan untuk mendekripsi data pribadi setelah izin akses divalidasi di blockchain menggunakan kunci pribadi yang terkait dengan akun Ethereum subjek. Untuk memberikan evaluasi dari pendekatan ini, gunakan testnet Rinkeby Ethereum untuk mengimplementasikan Kontrak Cerdas. Dan hasil dari percobaan ini dapat menunjukkan bahwa Access Control List (ACL) yang diusulkan menggunakan Attribute-Based Access Control (ABAC) dalam sistem pembelajarannya. Untuk mewujudkannya, diperlukan Access Control List (ACL).
Mobile Banking Service Quality and User Loyalty Using MSQUAL: A Systematic Literature Review Nashikha, Ainun; Huda, Muhammad Qomarul; Fitroh, Fitroh; Durachman, Yusuf; Waspodo, Bayu
Sinkron : jurnal dan penelitian teknik informatika Vol. 9 No. 4 (2025): Articles Research October 2025
Publisher : Politeknik Ganesha Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33395/sinkron.v9i4.15231

Abstract

Digital transformation has made mobile banking a core service in the banking industry, emphasizing service quality as a critical factor for user satisfaction and loyalty. This study presents a systematic literature review (SLR) of mobile banking research from 2021 to 2025, guided by PRISMA and structured using the PICOC framework (Population, Intervention, Comparison, Outcome, Context) to systematically select and evaluate relevant studies. The MS-QUAL model, comprising nine dimensions: efficiency, system availability, responsiveness, privacy, content, contact, billing, fulfillment, and compensation, was used as the evaluation framework. Out of 924 initially identified articles, 20 met the inclusion criteria for in-depth analysis. Findings show that efficiency, system availability, privacy, responsiveness, content, and fulfillment consistently drive user satisfaction, while compensation, contact, and billing have limited influence. Satisfaction serves as the primary mediator connecting service quality to loyalty, indicating that improvements in MS-QUAL dimensions must translate into positive user experiences to foster long-term loyalty. The study further highlights challenges in maintaining security standards, adapting traditional dimensions to evolving user expectations, and ensuring consistent service quality. Opportunities lie in leveraging technologies such as AI, blockchain, and big data to create personalized, secure, and interactive experiences, enhancing both functional and emotional engagement. Overall, MS-QUAL remains a relevant and flexible framework for evaluating mobile banking service quality when aligned with contemporary technological advances and user-centered strategies.
Evaluating the Security of Electronic Medical Records in Indonesia’s SIMPUS Application Using the CIA Framework Durachman, Yusuf; Rahman, Abdul Wahab Abdul
International Journal of Informatics and Information Systems Vol 8, No 3: September 2025
Publisher : International Journal of Informatics and Information Systems

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47738/ijiis.v8i3.263

Abstract

Ensuring the security of electronic medical records (EMRs) is a critical challenge in the digital transformation of healthcare systems, particularly in developing countries. This study evaluates the security of Indonesia’s Community Health Center Information System (SIMPUS) based on the principles of confidentiality, integrity, and availability (CIA). A qualitative descriptive approach was employed, combining interviews and direct observation of SIMPUS implementation across multiple user roles. The findings reveal that while confidentiality is supported through user authentication, vulnerabilities remain due to shared account usage and the absence of automatic log-off features. Data integrity is maintained through restricted editing rights, but the lack of an audit trail limits the system’s ability to detect unauthorized changes. Data availability is generally sufficient; however, reliance on manual backup processes exposes the system to potential data loss. The study highlights the need for enhanced audit mechanisms, automated backup solutions, and staff training to strengthen data security compliance with national regulations and international standards such as ISO 27001 and HIPAA. Strengthening these measures will help ensure that SIMPUS can function as a secure and reliable platform for managing electronic medical records in Indonesia’s primary healthcare system.
Feature Extraction Using Mel-Frequency Cepstral Coefficients (MfCC) Technique For A Tajweed Guess Based on Android Application Development Hulliyah, Khodijah; Kultsum, Lilik Ummi; Wibowo, Wahyu Hendarto; Setianingrum, Anif Hanifa; Arini, Arini; Durachman, Yusuf
JURNAL TEKNIK INFORMATIKA Vol. 18 No. 1: JURNAL TEKNIK INFORMATIKA
Publisher : Department of Informatics, Universitas Islam Negeri Syarif Hidayatullah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/jti.v18i1.44721

Abstract

The development of information and communication technology today has had a significant impact on various aspects of life, including education. One notable example is the increasing number of applications designed for learning to recite the Quran with proper tartil. The growing trend of tahfidz (Quran memorization) is undoubtedly a positive development from a religious perspective. However, many individuals focus solely on memorization without acquiring the ability to recite the Quran properly and accurately. One discipline that supports proper Quran recitation is the knowledge of tajweed. Numerous applications have been developed in this field, especially on Android platforms. However, applications that utilize artificial intelligence (AI) to recognize tajweed rules and involve users in guessing tajweed readings are still in need of further development. The aim of this research is to develop a tajweed learning application using the concept of Automatic Speech Recognition (ASR). This study employs data collection methods such as literature review, quantitative methods, and testing. The design is represented using Unified Modeling Language (UML), while the application is tested using the Black Box Testing method. For data analysis and testing of the speech recognition model, the Hidden Markov Model (HMM) algorithm is employed, with Mel-Frequency Cepstral Coefficients (MFCC) used for feature extraction. The output of this research is an Android-based tajweed learning application that integrates speech recognition and allows users to guess tajweed rules interactively.
Technological and Islamic environments: Selection from Literature Review Resources Yusuf Durachman; Adrian Sean Bein; Eka Purnama Harahap; Tarisya Ramadhan; Fitra Putri Oganda
International Journal of Cyber ​​and IT Service Management (IJCITSM) Vol. 1 No. 1 (2021): April
Publisher : International Institute for Advanced Science & Technology (IIAST)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1277.205 KB) | DOI: 10.34306/ijcitsm.v1i1.12

Abstract

This article is displayed in two fundamental segments drawing consideration to investigate standards, beginning with tawḥīd as a result it was a vision conveyed of the overall troubles of mankind with other animals within the world. At that point continue with a survey of the two standards, specifically the caliph, the caliph of people on soil, and the guideline of trust (amānah). The moment portion examines illustrations of infringement of these principles in three fundamental ranges: the spread of debasement (fasād) within the world, extraction and squander (isrāf) and enduring (ḍarar). The most objective of the talk in this area is the administration of people, or maybe the fumble of the world and its assets so that mankind itself gets to be the most noteworthy casualty of its own disappointments. The conclusion draws consideration to how comprehensive Islamic sees and lessons can make chosen commitments to the wrangle about possible worldwide climate change. This article concludes with suggestions for conceivable changes.
Technological and Islamic environments: Selection from Literature Review Resources Yusuf Durachman; Adrian Sean Bein; Eka Purnama Harahap; Tarisya Ramadhan; Fitra Putri Oganda
International Journal of Cyber ​​and IT Service Management (IJCITSM) Vol. 1 No. 1 (2021): April
Publisher : International Institute for Advanced Science & Technology (IIAST)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34306/ijcitsm.v1i1.12

Abstract

This article is displayed in two fundamental segments drawing consideration to investigate standards, beginning with tawḥīd as a result it was a vision conveyed of the overall troubles of mankind with other animals within the world. At that point continue with a survey of the two standards, specifically the caliph, the caliph of people on soil, and the guideline of trust (amānah). The moment portion examines illustrations of infringement of these principles in three fundamental ranges: the spread of debasement (fasād) within the world, extraction and squander (isrāf) and enduring (ḍarar). The most objective of the talk in this area is the administration of people, or maybe the fumble of the world and its assets so that mankind itself gets to be the most noteworthy casualty of its own disappointments. The conclusion draws consideration to how comprehensive Islamic sees and lessons can make chosen commitments to the wrangle about possible worldwide climate change. This article concludes with suggestions for conceivable changes.
Implementation of Data Mining with Naive Bayes Algorithm for Eligibility Classification of Basic Food Aid Recipients Yamato Shino; Yusuf Durachman; Nana Sutisna
International Journal of Cyber ​​and IT Service Management (IJCITSM) Vol. 2 No. 2 (2022): October
Publisher : International Institute for Advanced Science & Technology (IIAST)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34306/ijcitsm.v2i2.114

Abstract

One of the primary issues that the government of a nation concentrates on is poverty. The provision of precise and focused data on poverty is a crucial component of the Poverty Reduction Strategy. One technique for classifying data is Naïve Bayes. The aid manager will subsequently use the categorization findings to inform judgments about categorizing and determining who should get basic food assistance. Predictions for those who get basic food assistance fall into two categories: eligible and ineligible. Sample data from the hamlet of XYZ used as the basis for the forecast. In this study, a web-based application is used to construct and assess the Naïve Bayes method. The accuracy for 135 training data, 40 test data, and seven characteristics employed generates 86 percent accuracy, 85 percent recall, and 88 percent precision according to the assessment findings using the confusion matrix.
Large Language Models for Intelligent Decision Support in Inventory and Supply Chain Operations: A Systematic Literature Review Yusuf Durachman; Eva Khudzaeva; Naura Aulia
Journal of Information System and Informatics Vol 8 No 2 (2026): April
Publisher : Asosiasi Doktor Sistem Informasi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63158/journalisi.v8i2.1540

Abstract

Generative Artificial Intelligence (GenAI), particularly large language models (LLMs), is increasingly explored to strengthen decision support in supply chain and inventory management by improving interpretability and access to analytics. However, prior work is scattered across optimization, simulation, logistics, and governance discussions, limiting clear system design guidance. This study conducts a Systematic Literature Review (SLR) following PRISMA 2020 across IEEE Xplore, ACM Digital Library, ScienceDirect, SpringerLink, and Google Scholar, yielding 200 records, of which 34 studies were included in qualitative synthesis. Results show that LLMs are predominantly positioned as orchestration and explanatory layers operating alongside structured components such as optimization solvers, simulation engines, and digital twins, rather than as autonomous decision-makers. Governance, organizational readiness, and trust emerge as central considerations for operational deployment. This review provides an evidence map linking LLM roles and integration architectures across supply chain and inventory contexts. While LLMs offer strong augmentation capabilities, direct empirical validation for specific contexts such as web-based inventory systems remains limited; design implications for such systems are derived from the broader corpus, underscoring the need for standardized evaluation benchmarks and targeted empirical studies.
Blockchain and the Evolution of Decentralized Finance Navigating Growth and Vulnerabilities Yusuf Durachman; Abdul Wahab Abdul Rahman
Journal of Current Research in Blockchain Vol. 1 No. 3 (2024): Regular Issue December 2024
Publisher : Bright Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47738/jcrb.v1i3.20

Abstract

Decentralized Finance (DeFi) is revolutionizing the way individuals and institutions engage with financial services by removing intermediaries and offering decentralized alternatives to traditional banking and finance systems. This paper explores the rapid growth and impact of DeFi on global financial systems, focusing on key protocols such as Uniswap, Aave, and Compound. Using both qualitative and quantitative methodologies, including case studies and comparative analyses, the research examines the evolution of DeFi in terms of Total Value Locked (TVL), transaction costs, security challenges, and user adoption. The findings reveal that DeFi platforms have experienced exponential growth in liquidity, with TVL across major protocols increasing from $50 million in January 2020 to over $100 billion by January 2024. Uniswap alone saw its TVL grow from $50 million to $15 billion during the same period. DeFi significantly reduces transaction costs, with cross-border fees averaging $7 on Uniswap, compared to $35 in traditional banks. However, Ethereum gas fees remain volatile, exceeding $50 during peak congestion periods. Despite these cost benefits, the study also identifies security as a major concern, with 22 significant security incidents reported in DeFi between 2020 and 2023, resulting in substantial financial losses. Additionally, the lack of clear regulatory frameworks continues to pose challenges to broader adoption. This research concludes that while DeFi has the potential to disrupt traditional financial systems, its long-term success depends on addressing these technical and regulatory challenges. The adoption of Layer-2 scaling solutions, along with improvements in security and regulatory clarity, will be essential for ensuring the continued growth and stability of the DeFi ecosystem.
Digital Business Entrepreneurship Decisions: An E-Business Analysis (A Study Literature Review) Arzo Himki; Tarisya Ramadhan; Yusuf Durachman; Erry Sigit Pramono
Startupreneur Business Digital (SABDA Journal) Vol. 1 No. 1 (2022): April
Publisher : Pandawan Sejahtera Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1258.77 KB) | DOI: 10.33050/sabda.v1i1.77

Abstract

This research is a review of the literature on digital business as a subset of e-business, which has a significant impact on the fast-paced evolution of the business world today. Because of the rise of online shopping and selling, a wide range of products can now be viewed and pricing may be negotiated without having to travel to the location where the goods are sold. Detik.com, Vivanews.com, Tibunnews.com, Goals.com, Kapanlagi.com, tokobagus.com, online palasari, inexpensive online books, and various other media of various forms are a form of community search in a more ordered, efficient, and effective manner of living. The utilization of e-business in a business unit might result in profits or losses for that particular business unit. However, a closer examination reveals that the beneficial effects outnumber the negative effects. The poll results show that firms who use internet devices as a promotional medium have better sales growth than enterprises that employ traditional formats. Thousands of suppliers and millions of buyers are always available on the digital business market, allowing them to purchase goods that meet their needs. This situation demonstrates that digital business has evolved into a business that has a significant impact on entrepreneurship, resulting in a model and format that is significantly more flexible and accessible to all sectors of consumers, regardless of location.