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相关论文: Text-based Passwords Generated From Topological Gr…

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Graphical passwords (GPWs) are in many areas of the current world. Topological graphic passwords (Topsnut-gpws) are a new type of cryptography, and they differ from the existing GPWs. A Topsnut-gpw consists of two parts: one is a…

Graphical passwords (GPWs) are convenient for mobile equipments with touch screen. Topological graphic passwords (Topsnut-gpws) can be saved in computer by classical matrices and run quickly than the existing GPWs. We research Topsnut-gpws…

密码学与安全 · 计算机科学 2019-09-20 Bing Yao , Hui Sun , Xiaohui Zhang , Yarong Mu , Yirong Sun , Hongyu Wang , Jing Su , Mingjun Zhang , Sihua Yang , Chao Yang

Topological Coding consists of two different kinds of mathematics: topological structure and mathematical relation. The colorings and labelings of graph theory are main techniques in topological coding applied in asymmetric encryption…

信息论 · 计算机科学 2021-06-30 Bing Yao , Hongyu Wang

A mathematical topology with matrix is a natural representation of a coding relational structure that is found in many fields of the world. Matrices are very important in computation of real applications, s ce matrices are easy saved in…

Graphical passwords (GPWs) have been studied over 20 years. We are motivated from QR codes that can be considered GPWs, are successfully applied in today's world. However, one need such GPWs that can be use conveniently and have higher…

密码学与安全 · 计算机科学 2018-06-11 Bing Yao , Hui Sun , Hongyu Wang , Jing Su , Jin Xu

Password authentication using Hopfield Networks is presented in this paper. In this paper we discussed the Hopfield Network Scheme for Textual and graphical passwords, for which input Password will be converted in to probabilistic values.…

密码学与安全 · 计算机科学 2012-07-07 ASN Chakravarthy , P S Avadhani , P. E. S. N Krishna Prasad , N. Rajeevand , D. Rajasekhar Reddy

Making topological authentication from theory to practical application is an important and challenging task. More and more researchers pay attention on coming quantum computation, privacy data protection, lattices and cryptography. Research…

密码学与安全 · 计算机科学 2022-02-09 Bing Yao , Jing Su , Fei Ma , Hongyu Wang , Chao Yang

Password authentication is a common approach to the system security and it is also a very important procedure to gain access to user resources. In the conventional password authentication methods a server has to authenticate the legitimate…

密码学与安全 · 计算机科学 2011-10-10 ASN Chakravarthy , Prof. P S Avadhani

The major problem of user registration, mostly text base password, is well known. In the login user be inclined to select simple passwords which is frequently in mind that are straightforward for attackers to guess, difficult machine…

密码学与安全 · 计算机科学 2015-05-15 Saraswati B. Sahu

Preservation of information and computer security is broadly dependent on the secured authentication system which is underpinned by password. Text based password is a commonly used and available system for authentication. But it bears many…

密码学与安全 · 计算机科学 2022-05-26 Sanjida Akter Sharna , Sheikh Ashraf Ali

Among the various means of available resource protection including biometrics, password based system is most simple, user friendly, cost effective and commonly used. But this method having high sensitivity with attacks. Most of the advanced…

密码学与安全 · 计算机科学 2009-10-13 Manoj Kumar Singh

From network topologies to online social networks, many of today's most sensitive datasets are captured in large graphs. A significant challenge facing owners of these datasets is how to share sensitive graphs with collaborators and…

密码学与安全 · 计算机科学 2015-06-02 Xiaohan Zhao , Qingyun Liu , Lin Zhou , Haitao Zheng , Ben Y. Zhao

Passwords provide security mechanism for authentication and protection services against unwanted access to resources. A graphical based password is one promising alternatives of textual passwords. According to human psychology, humans are…

密码学与安全 · 计算机科学 2011-10-19 Wazir Zada Khan , Mohammed Y. Aalsalem , Yang Xiang

Graphical security models constitute a well-known, user-friendly way to represent the security of a system. These kinds of models are used by security experts to identify vulnerabilities and assess the security of a system. The manual…

密码学与安全 · 计算机科学 2023-09-26 Alyzia-Maria Konsta , Beatrice Spiga , Alberto Lluch Lafuente , Nicola Dragoni

Text password has long been the dominant user authentication technique and is used by large numbers of Internet services. If they follow recommended practice, users are faced with the almost insuperable problem of generating and managing a…

密码学与安全 · 计算机科学 2017-03-09 Fatma Al Maqbali , Chris J Mitchell

Advanced Persistent Threats (APTs) represent a significant challenge in cybersecurity due to their sophisticated and stealthy nature. Traditional Intrusion Detection Systems (IDS) often fall short in detecting these multi-stage attacks.…

密码学与安全 · 计算机科学 2025-01-08 Atmane Ayoub Mansour Bahar , Kamel Soaid Ferrahi , Mohamed-Lamine Messai , Hamida Seba , Karima Amrouche

Graphs are a generalized concept that encompasses more complex data structures than trees, such as difference lists, doubly-linked lists, skip lists, and leaf-linked trees. Normally, these structures are handled with destructive assignments…

编程语言 · 计算机科学 2022-09-13 Jin Sano , Naoki Yamamoto , Kazunori Ueda

In graph machine learning, data collection, sharing, and analysis often involve multiple parties, each of which may require varying levels of data security and privacy. To this end, preserving privacy is of great importance in protecting…

机器学习 · 计算机科学 2023-07-11 Dongqi Fu , Wenxuan Bao , Ross Maciejewski , Hanghang Tong , Jingrui He

Nowadays, user authentication is one of the important topics in information security. Strong textbased password schemes could provide with certain degree of security. However, the fact that strong passwords are difficult to memorize often…

密码学与安全 · 计算机科学 2009-12-08 Farnaz Towhidi , Maslin Masrom

Graph Neural Networks (GNNs) have emerged as powerful models for learning from graph-structured data. However, their widespread adoption has raised serious privacy concerns. While prior research has primarily focused on edge-level privacy,…

机器学习 · 计算机科学 2025-11-12 Jie Fu , Yuan Hong , Zhili Chen , Wendy Hui Wang
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