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Implementasi Steganografi Menggunakan Metode Least Significant Bit dan Kriptografi Advanced Encryption Standard Shinta Puspita Sari; P.M. Winarno; Dodick Z. Sudirman
Ultimatics : Jurnal Teknik Informatika Vol 4 No 1 (2012): Ultimatics: Jurnal Ilmu Teknik Informatika
Publisher : Faculty of Engineering and Informatics, Universitas Multimedia Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1648.146 KB) | DOI: 10.31937/ti.v4i1.305

Abstract

Nowadays, the development of celluler device especially mobile phone is very rapid. The security of information in mobile phone becoming such an important thing, because users do not want other people can access their essential information. It means in the security in mobile phone. One way to secure the data is steganograpgy technique. This technique hides the data in a digital media. In this research the steganography technique that the is used is the Least Significant Bit (LSB) which implemented to cellular equipment with android as the operating system. The digital image which is used to hide the data is PNG. The test result shows that steganography has been implemented successfully in android phone. In the imprecebility aspect, user cannot different between the picture with message and the original picture bare eyedly. In recovery aspect, the message successfully encrypted and decrypted without changing the original content of the message. The lack occurs in fidelity aspect which the expansion of PNG file happens. Index Terms—LSB, least significant bit, png, android, handphone
Rancang Bangun Aplikasi Penjurusan Minat Bakat Menggunakan Metode Forward Chaining Levi Jordan Halim; Ranny Ranny; P.M. Winarno
Ultimatics : Jurnal Teknik Informatika Vol 7 No 2 (2015): Ultimatics: Jurnal Ilmu Teknik Informatika
Publisher : Faculty of Engineering and Informatics, Universitas Multimedia Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (770.321 KB) | DOI: 10.31937/ti.v7i2.358

Abstract

Plentiful choices of Student Activities Unit that offered by a campus like Multimedia Nusantara University can help students who want to choose a unit that suitable for them. The decision support system application with Forward Chaining method is built to help students choosing the Student Activity Unit that suits them. Multiple Intelligence method is used as the knowledge base at making the rules. The aspects that considered as attributes to choosing the Student Activities Unit is the initial interest and also the multiple intelligence scores that the level of conformity will be searched by using Forward Chaining method. This research has produced a knowledge-based decision support system that can help students at choosing Student Activities Unit that suitable for them with the highest accuracy of 86.67 percent. This system is designed in website with PHP and MySQL database programming language. Index Terms—Forward Chaining, Knowledge-based, Multimedia Nusantara University, Multiple Intelligence, Student Activities Unit