Next-generation Cryptography for Privacy Protection and Decentralized Control and Mathematical Structures to Support Techniques Organizers' Web page: http://www.isit.or.jp/lab2/?p=3149 : IMI Workshop of the Joint Research Projects | Date | September 1(Tue) - 3(Thu), 2015 | Venue | Seminar Room, Industry-University-Government Collaboration Innovation Plaza, Kyushu University 2F, 3-8-34 Momochihama Sawara-ku Fukuoka 814-0001, JAPAN Access | Program (10 lectures) | Sep 1(Tue) 14:00 - 14:10 Opening 14:10 - 15:00 Title≪Social Implications of the Decentralized Virtual Currency: A Public Policy Standardization Perspective≫ Speaker:Hitoshi Okada (National Institute of Informatics) 15:10 - 15:20 Break 15:20 - 16:00 Title≪Attribute-Based Access Control in Mobile Clouds≫ Speaker: Sushmita Ruj (Indian Statistical Institute) 16:00 - 16:40 Title≪Order-Preserving Encryption Secure Beyond One-Wayness≫ Speaker: Isamu Teranishi (NEC Corp.) 16:40 - 17:00 Photo session Sep 2(Wed) 09:50 - 10:00 Opening of the Secound Day 10:00 - 10:40 Title≪Fast and Secure Linear Regression and Biometric Authentication with Security Update≫ Speaker: Le Trieu Phong (National Institute of Information and Communications Technology) 10:40 - 11:00 Break 11:00 - 11:40 Title≪Homomorphic Encryption - are we there yet?≫ Speaker: Anirban Basu (KDDI R&D Lab.) 11:40 - 12:20 Title≪Cryptography for Cloud Service≫ Speaker: Masayuki Yoshino (Hitachi, Ltd.) 12:20 - 14:00 Lunch 14:00 - 14:40 Title≪Cryptography for Availability: The Case of Secure Cloud Storage≫ Speaker: Sherman Chow (The Chinese University of Hong Kong) 14:40 - 15:00 Break 15:00 - 15:40 Title≪Decentralized Attribute-Based Cryptosystems≫ Speaker: Katsuyuki Takashima (Mitsubishi Electric Corp.) 15:40 - 16:20 Title≪Dynamic Threshold Public-key Encryption with Decryption Consistency from Static Assumptions≫ Speaker: Goichiro Hanaoka (National Institute of Advanced Industrial Science and Technology) 17:45 - 19:45 Public Meeting Sep 3(Thu) 09:50 - 10:00 Opening of the Third Day 10:00 - 10:40 Title≪On the Application of Clique Problem for Proof-of-Work in Cryptocurrencies≫ Speaker: Samiran Bag (Kyushu University) 10:40 - 11:00 Break 11:00 - 12:00 PANEL DISCUSSION Panelists: Masashi Une(Institute for Monetary and Economic Studies, Bank of Japan), and invited panelists Moderator: Kirill Morozov(IMI, Kyushu University) Agenda: (a): Mathematical structure behind decentralized cryptocurrencies: Formal? Robust? Secure? (b): Multi-authority cryptographic primitives: Usability and practical impact 12:00 - 12:10 Closing | | |