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We propose a cipher similar to the One Time Pad and McEliece cipher based on a subband coding scheme. The encoding process is an approximation to the One Time Pad encryption scheme. We present results of numerical experiments which suggest…

Cryptography and Security · Computer Science 2007-05-23 Ryan Harkins , Eric Weber , Andrew Westmeyer

Face recognition has witnessed remarkable advancements in recent years, thanks to the development of deep learning techniques.However, an off-the-shelf face recognition model as a commercial service could be stolen by model stealing…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Jiyang Guan , Jian Liang , Yanbo Wang , Ran He

Various methods have been proposed for authentication, including password or pattern drawing, which is clearly visible on personal electronic devices. However, these methods of authentication are more vulnerable, as passwords and cards can…

Image and Video Processing · Electrical Eng. & Systems 2021-02-11 Donya Khaledyan , Mohammad Eshghi , Morteza Heidari , Abolfazl Zargari Khuzani , Najmeh Mashhadi

Text-based password schemes have inherent security and usability problems, leading to the development of graphical password schemes. However, most of these alternate schemes are vulnerable to spyware attacks. We propose a new scheme, using…

Cryptography and Security · Computer Science 2016-11-18 Liming Wang , Xiuling Chang , Zhongjie Ren , Haichang Gao , Xiyang Liu , Uwe Aickelin

Code-based cryptography is an interesting alternative to classic number-theory PKC since it is conjectured to be secure against quantum computer attacks. Many families of codes have been proposed for these cryptosystems, one of the main…

Information Theory · Computer Science 2012-05-17 Irene Márquez-Corbella , Ruud Pellikaan

In this work, we investigate if previously proposed CNNs for fingerprint pore detection overestimate the number of required model parameters for this task. We show that this is indeed the case by proposing a fully convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2018-11-19 Gabriel Dahia , Maurício Pamplona Segundo

In this paper, we propose a recursive method for finding Costas arrays that relies on a particular formation of Costas arrays from similar patterns of smaller size. By using such an idea, the proposed algorithm is able to dramatically…

Information Theory · Computer Science 2014-04-02 Mojtaba Soltanalian , Petre Stoica

We establish a construction of optimal authentication codes achieving perfect multi-fold secrecy by means of combinatorial designs. This continues the author's work (ISIT 2009) and answers an open question posed therein. As an application,…

Cryptography and Security · Computer Science 2009-12-04 Michael Huber

Digital fingerprints have brought great convenience and benefits to many online businesses. However, they pose a significant threat to the privacy and security of ordinary users. In this paper, we investigate the effectiveness of current…

Cryptography and Security · Computer Science 2025-02-21 Kaitong Lin , Huazhu Cao , Amin Milani Fard

As separable code (SC, IEEE Trans Inf Theory 57:4843-4851, 2011) and frameproof code (FPC, IEEE Trans Inf Theory 44:1897-1905, 1998) do in multimedia fingerprinting, strongly separable code (SSC, Des. Codes and Cryptogr.79:303-318, 2016)…

Discrete Mathematics · Computer Science 2017-01-11 Xuli Zhang , Jing Jiang , Minquan Cheng

The daily amount of Android malicious applications (apps) targeting the app repositories is increasing, and their number is overwhelming the process of fingerprinting. To address this issue, we propose an enhanced Cypider framework, a set…

Cryptography and Security · Computer Science 2020-05-14 ElMouatez Billah Karbab , Mourad Debbabi , Abdelouahid Derhab , Djedjiga Mouheb

As LLMs continue to increase in parameter size, the computational resources required to run them are available to fewer parties. Therefore, third-party inference services -- where LLMs are hosted by third parties with significant…

Machine Learning · Computer Science 2025-07-08 Rahul Thomas , Louai Zahran , Erica Choi , Akilesh Potti , Micah Goldblum , Arka Pal

We introduce a variation of coded computation that ensures data security and master's privacy against workers, which is referred to as private secure coded computation. In private secure coded computation, the master needs to compute a…

Information Theory · Computer Science 2019-02-04 Minchul Kim , Jungwoo Lee

We analyse the security of some variants of the CFS code-based digital signature scheme. We show how the adoption of some code-based hash-functions to improve the efficiency of CFS leads to the ability of an attacker to produce a forgery…

Cryptography and Security · Computer Science 2024-02-07 Giuseppe D'Alconzo , Alessio Meneghetti , Paolo Piasenti

Chase-like decoding algorithms are a popular choice for soft-input decoding of algebraic codes. In this paper, we evaluate the performance of different test pattern sets using three methods. For test pattern sets with a certain structure…

Information Theory · Computer Science 2026-05-12 Tim Janz , Simon Obermüller , Andreas Zunker , Stephan ten Brink

In this paper, we propose new classes of trapdoor functions to solve the closest vector problem in lattices. Specifically, we construct lattices based on properties of polynomials for which the closest vector problem is hard to solve unless…

Cryptography and Security · Computer Science 2017-10-09 Zhe Li , San Ling , Chaoping Xing , Sze Ling Yeo

We propose an efficient framework for enabling secure multi-party numerical computations in a Peer-to-Peer network. This problem arises in a range of applications such as collaborative filtering, distributed computation of trust and…

Cryptography and Security · Computer Science 2010-05-04 Danny Bickson , Tzachy Reinman , Danny Dolev , Benny Pinkas

In this paper, we propose a novel scheme for data hiding in the fingerprint minutiae template, which is the most popular in fingerprint recognition systems. Various strategies are proposed in data embedding in order to maintain the accuracy…

Cryptography and Security · Computer Science 2017-10-03 Sheng Li , Xin Chen , Zhigao Zheng , Zhenxin Qian , Guorui Feng , Xinpeng Zhang

We propose new provable practical deterministic polynomial time algorithm for the braid Wang, Xu, Li, Lin and Wang Double shielded public key cryptosystems. We show that a linear decomposition attack based on the decomposition method…

Group Theory · Mathematics 2020-10-19 Vitaly Roman'kov

Directly releasing those data raises privacy and liability (e.g., due to unauthorized distribution of such datasets) concerns since location data contain users' sensitive information, e.g., regular moving patterns and favorite spots. To…

Cryptography and Security · Computer Science 2023-04-25 Yuzhou Jiang , Emre Yilmaz , Erman Ayday