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Journal : JOURNAL OF APPLIED INFORMATICS AND COMPUTING

Analisis Robustness Teks Captcha Paypal HIP Menggunakan Template Matching Fitrah Maharani Humaira; Tengku Musri; Sarimuddin Sarimuddin; Dwi Samsuifin Alham; Aurista Miftahatul Ilmah
Journal of Applied Informatics and Computing Vol 2 No 2 (2018): Desember 2018
Publisher : Politeknik Negeri Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1282.429 KB) | DOI: 10.30871/jaic.v2i2.1039

Abstract

CAPTCHA refer to Completely Automated Public Turing test to tell Computers and Humans Apart. CAPTCHA are used to ensure that the operators are human not robots. The basic idea of using CAPTCHA is segmentation and recognition. Random characters, graphic images, or CAPTCHA audio become possible solutions to improve security and resilience for protection systems. In this paper used CAPTCHA random characters. However the CAPTCHA text needs to be analyzed again whether it is still solved by the computer or not it needs to be analyzed, improved, and developed to avoid automatic interference. Data set of text CAPTCHA paypal or so-called paypal HIP with 20 pieces of training data to get the template as much as 36 images that is from the numbers 0-9 and the letter A-Z. This particular paypal HIP data is limited by not using numbers 0 and 1 with the letters O and Q because of the similarity between the data. The method used starts from pre-processing, segmentation, and classification. Pre-processing techniques used consist of removing noise by tresholding and using cleaning techniques. We use bounding box and padding for segmentation method. And then for classification used counting pixel, vertical projections, horizontal projections, dan template correlation. By using these methods will be known which method can recognize CAPTCHA text accurately so as to affect the robustness of the CAPTCHA text.
Co-Authors Agusriyadin, Agusriyadin Ahmad Ghozali, Gus Aja, Aja Al Jum'ah, Muhammad Na'im Alif, Alfiah Alvia, Alvia Amin, Ali Anasrudin Anasrudin Andas, Netty Huzniati Arif Prasetya Asdy, Muhamad Ashari Arifin Aurista Miftahatul Ilmah Awal, Samsi Chairuddin Chairuddin Chastine Fatichah Dian Permana Dirman Dwi Samsuifin Alham Elda Tendri Uke Fajrianti, Nur Faradisa Anindita Farman, Farman Fauzan, Irsyad Febriana Febriana, Febriana Fitra, Ramad Arya Fitrah Maharani Humaira Fitriyani Hali, Fitriyani Hairani Idrus, Sitti Hamid Wijaya Hariati Hariati Haryanto, Abel Hasidu, La Ode Abdul Fajar Irma Irma Jaya, La Ode Muhammad Golok Jaya, Laode Muhammad Golok Jayanti Yusmah Sari Kasim, Ma'ruf La Jejen La Na’ani La Ode Ichlas Syahrullah Yunus La Sudarman Lesmideyarti, Dwi Lipantri Mashur Gultom Maada, Yayan Megawati, Megawati Muh. Ariyandhi Masalu Muh. Na’im Al Jum’ah Muhamad Fikram Muhamad Jalil Baari Muhamad Nasir Muhammad Mail Muhammad Tasjiddin Teheni Muliyadi Murni Sari MURNI SARI Mutmainnah Muchtar Nanik Suciati Nasarudin Nasarudin Nasarudin, Nasarudin Noorhasanah Zainuddin Nur Anisa Nurfagra Nurfagra Nurfitria Ningsi Nurjannah Nurjannah Nurmira, Nurmira Poniasih Lelawatty Rabiah Adawiyah, Rabiah Rahmat Karim Rasmiati Rasyid Reski Surya Aristika Rian, Ahmad Rima Ruktiari Riska Ristina Ristina Rusmala, Rusmala Salim Salim Sari, Rina Sardiana Sariani Nur Zunais Soeriknan Soeriknan Soniya Soniya Sri Rezeki Sudarman, La Suharsono Bantun Sukrin, Simun Sunyanti Sunyanti Sunyanti Sunyanti, Sunyanti Supria Supria Surianto Ilham Suryadin, Fitri Sya'ban, Kharis Syaban, Kharis Tengku Musri Wa Ode Fera Azriani Wilda Fatmala Yasin, Abdul Yusri, Halmina Yuwanda Purnamasari Pasrun Ziu Mada Ziu Mada Zulman, Zulman