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Implementasi Infrastruktur Jaringan Untuk Mendukung Program Sertifikasi SMA Islam Kepanjen Kabupaten Malang Yuri Ariyanto; Yan Watequlis Syaifudin; Budi Harijanto; Dwi Puspitasari; Chandrasena Setiadi; Mungki Astiningrum
Jurnal Pengabdian kepada Masyarakat Vol. 11 No. 2 (2024): JURNAL PENGABDIAN KEPADA MASYARAKAT 2024
Publisher : P3M Politeknik Negeri Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33795/abdimas.v11i2.6054

Abstract

The Community Service Program intends to support the Empowering School Certification Program by establishing computer network infrastructure at the Islamic High School in Malang's Kepanjen region. According to analysis studies, the current network falls short of the online access criteria for certification tests. This intervention employed two essential approaches. The first option entails installing standard-based computer networks in the school laboratory facilities. The second option gives information technology (IT) educators extensive network management support. The Community Service Program Team of the State Polytechnic of Malang runs the initiative, which focuses on creating a reliable network topology and increasing the skills of the school's IT staff. This intervention is expected to increase overall educational quality and develop network infrastructure that will allow certification programs to be implemented. The accompanying seeks to provide expertise to Kepanjen's Islamic High School Team so that they can manage the network more independently. This community service project is designed to optimize the digital learning ecosystem, improve education and evaluation processes, and prepare students for the complexities of the digital age. This will be accomplished through collaboration between the Community Service Program team and the Islamic High School of Kepanjen District Malang.
Implementasi Firewall Untuk Keamanan Dan Pencegahan Serangan Siber Di SMAI Kepanjen Kabupaten Malang Yuri Ariyanto; Yan Watequlis Syaifudin; Budi Harijanto; Chandrasena Setiadi; M Hasyim Ratsanjani; Hendra Pradibta; Ali Ridho Muladawila; Didik Sunariyanto
Jurnal Pengabdian kepada Masyarakat Vol. 12 No. 2 (2025): JURNAL PENGABDIAN KEPADA MASYARAKAT 2025
Publisher : P3M Politeknik Negeri Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33795/abdimas.v12i2.7637

Abstract

The implementation of a firewall-based network security system has become increasingly important in maintaining data integrity and availability within educational institutions. The Community Service Program (PPM) conducted by Politeknik Negeri Malang aims to enhance the network security infrastructure at SMA Islam Kepanjen, Malang Regency, through the implementation of Wazuh as a cybersecurity solution. This approach includes the installation and configuration of network infrastructure, security audits, and training for IT staff on independent firewall management. The implementation methodology involves site surveys, network topology design, hardware and software installation, system testing, and technical mentoring. The outcomes achieved include increased awareness of cybersecurity issues and improved capacity of partner personnel in managing the network infrastructure. With the implementation of Wazuh, it is expected that SMA Islam Kepanjen will be able to proactively address cyber threats and serve as a model for information technology implementation in other schools across Malang Regency.
PELATIHAN INSTALASI CCTV PADA DESA BANDUNGREJOSARI SEBAGAI UPAYA MITIGASI RISIKO BANJIR DAN KEJAHATAN Chandrasena Setiadi; Isa Mahfudi; Mila Kusumawardani; Hadiwiyatno Hadiwiyatno; Yuri Ariyanto; Retno Damayanti
Jurnal Pengabdian kepada Masyarakat Vol. 12 No. 2 (2025): JURNAL PENGABDIAN KEPADA MASYARAKAT 2025
Publisher : P3M Politeknik Negeri Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Bandungrejosari Village RT.05/RW.09, located in Sukun District, Malang City, is vulnerable to flooding due to its proximity to a river and has also faced increasing motorcycle theft. These conditions have raised community concerns and emphasized the need for preventive measures through technology. This program introduced the installation of Closed Circuit Television (CCTV) to support flood mitigation and strengthen neighborhood security, while also providing technical training and awareness on technology-based monitoring systems. The implementation followed a participatory and educational approach, involving stages of preparation, planning, training, installation, and evaluation. Residents actively participated in site surveys, practical device installation, and system simulations, ensuring community ownership of the initiative. Evaluation was conducted through direct observation and questionnaires distributed to 30 respondents. The results indicate that CCTV installation at strategic points effectively assisted in monitoring river conditions and areas prone to crime. Most residents expressed satisfaction, felt supported, and showed willingness to maintain the system. Overall, the program not only improved community preparedness and security but also enhanced collective awareness and participation in sustaining technological solutions for local challenges.
COMPARATIVE ANALYSIS OF YOLOV5SM, YOLOV8, AND YOLOV11 FOR IMAGE-BASED TEMPEH QUALITY RECOGNITION Isa Mahfudi; Mila Kusumawardani; Moechammad Sarosa; Chandrasena Setiadi
JITK (Jurnal Ilmu Pengetahuan dan Teknologi Komputer) Vol. 11 No. 4 (2026): JITK Issue May 2026
Publisher : LPPM Nusa Mandiri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33480/jitk.v11i4.7930

Abstract

Tempeh is a traditional Indonesian fermented food whose quality is influenced by fermentation and environmental conditions. Quality assessment is still commonly performed manually, leading to subjectivity and inconsistency. This study compares three modern object detection models—YOLOv5sM, YOLOv8, and YOLOv11—for digital image–based tempeh quality recognition. A dataset of 1,000 images (500 good and 500 defective) was collected using a Logitech C270 camera under controlled lighting conditions. YOLOv5sM was trained with data augmentation (Mosaic, flip, rotation), while YOLOv8 and YOLOv11 were trained without augmentation to isolate architectural differences. All models were trained for 100 epochs using identical hyperparameters and evaluated on a 10% test set. Results show that YOLOv11 achieved the highest accuracy (98%), outperforming YOLOv8 (94%) and YOLOv5sM (88%). Although mAP@0.5 reached 99.5% across models, stricter evaluation using mAP@0.5:0.95 revealed performance differences (96.2%, 96.9%, and 97.0%, respectively). The superior performance of YOLOv11 is attributed to its C3K2 and C2PSA modules, which enhance fine-grained feature extraction and localization precision. These findings indicate that YOLOv11 is the most suitable architecture for automated tempeh quality inspection
Analisa Performa Penandatangan Digital Dokumen Secara Terdistribusi Pada Arsitektur Klaster Kubernetes Sofyan Noor Arief; Arief Prasetyo; Irsyad Alif Mashudi; Chandrasena Setiadi
Jurnal Minfo Polgan Vol. 14 No. 2 (2025): Artikel Penelitian
Publisher : Politeknik Ganesha Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33395/jmp.v14i2.15628

Abstract

Dalam era digitalisasi yang berkembang, penandatanganan elektronik semakin vital dalam menanggapi kebutuhan bisnis dan gaya hidup modern. Proses ini memungkinkan transaksi dan persetujuan dokumen tanpa batasan geografis, mengatasi tantangan jarak jauh, menghemat waktu, dan mengurangi birokrasi. Regulasi yang semakin mengakui keabsahan tanda tangan elektronik mendorong organisasi beralih ke solusi ini, meningkatkan produktivitas dan memastikan keamanan transaksi. Penandatanganan dokumen elektronik menggunakan kriptografi, seperti algoritma RSA atau ECDSA, menciptakan tanda tangan digital yang unik. Proses ini mempercepat alur kerja, meminimalkan birokrasi, dan memungkinkan transaksi bisnis yang efisien. Standar PKI dan format dokumen seperti PDF/A menjamin keamanan dan interoperabilitas, sementara klaster Kubernetes memberikan layanan tanpa henti dengan otomatisasi penjadwalan, penskalaan, dan toleransi kesalahan. Implementasi ini dapat menjadi solusi efektif dan aman untuk kebutuhan penandatanganan dokumen digital di dunia bisnis dan komunikasi modern.