9004 Problems of information security. Computer systems Проблемы информационной безопасности. Компьютерные системы 2071-8217 4 10.48612/jisp/kf76-kmg6-1azr A method for detecting manipulation attacks on recommendation systems with collaborative filtering Метод обнаружения атак манипулирования на рекомендательные системы с коллаборативной фильтрацией Zagalsky Dmitry dzagalskii@yandex.ru Solovey Roman 0000-0001-9862-1507 Dakhnovich Andrey add@ibks.spbstu.ru Peter the Great St. Petersburg Polytechnic University 19 03 2023 1 37 45

This article discusses the security of recommendation systems with collaborative filtering from manipulation attacks. The most common types of attacks are analyzed and identified. A modified method for detecting manipulation attacks on recommendation systems with collaborative filtering is proposed. Experimental testing and comparison of the effectiveness of the modified method with other relevant methods were carried out

 recommendation systems collaborative filtering shilling attack detection.