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The virtual dimension called `Cyberspace' built on internet technologies has served people's daily lives for decades. Now it offers advanced services and connected experiences with the developing pervasive computing technologies that…

Cryptography and Security · Computer Science 2022-02-10 Yinhao Jiang , Ba Dung Le , Tanveer Zia , Praveen Gauravaram

The advancement of large language models (LLMs) has significantly enhanced the ability to effectively tackle various downstream NLP tasks and unify these tasks into generative pipelines. On the one hand, powerful language models, trained on…

Computation and Language · Computer Science 2024-10-01 Haoran Li , Yulin Chen , Jinglong Luo , Jiecong Wang , Hao Peng , Yan Kang , Xiaojin Zhang , Qi Hu , Chunkit Chan , Zenglin Xu , Bryan Hooi , Yangqiu Song

Voice assistant applications have become omniscient nowadays. Two models that provide the two most important functions for real-life applications (i.e., Google Home, Amazon Alexa, Siri, etc.) are Automatic Speech Recognition (ASR) models…

Cryptography and Security · Computer Science 2023-04-20 Jingjin Li , Chao chen , Lei Pan , Mostafa Rahimi Azghadi , Hossein Ghodosi , Jun Zhang

The adoption of virtual reality (VR) technologies has rapidly gained momentum in recent years as companies around the world begin to position the so-called "metaverse" as the next major medium for accessing and interacting with the…

Human-Computer Interaction · Computer Science 2023-11-09 Gonzalo Munilla Garrido , Vivek Nair , Dawn Song

This paper is a general survey of all the security issues existing in the Internet of Things (IoT) along with an analysis of the privacy issues that an end-user may face as a consequence of the spread of IoT. The majority of the survey is…

Cryptography and Security · Computer Science 2015-01-12 Tuhin Borgohain , Uday Kumar , Sugata Sanyal

Virtual reality (VR) telepresence applications and the so-called "metaverse" promise to be the next major medium of human-computer interaction. However, with recent studies demonstrating the ease at which VR users can be profiled and…

Cryptography and Security · Computer Science 2023-10-24 Vivek Nair , Gonzalo Munilla Garrido , Dawn Song

Since December 2019, the COVID-19 pandemic has caused people around the world to exercise social distancing, which has led to an abrupt rise in the adoption of remote communications for working, socializing, and learning from home. As…

Computers and Society · Computer Science 2021-06-10 Pardis Emami-Naeini , Tiona Francisco , Tadayoshi Kohno , Franziska Roesner

The new generation of security threats has been promoted by digital currencies and real-time applications, where all users develop new ways to communicate on the Internet. Security has evolved in the need of privacy and anonymity for all…

The integration of artificial intelligence, especially large language models in robotics, has led to rapid advancements in the field. We are now observing an unprecedented surge in the use of robots in our daily lives. The development and…

Robotics · Computer Science 2024-09-17 Diba Afroze , Yazhou Tu , Xiali Hei

Federated learning is widely considered to be as a privacy-aware learning method because no training data is exchanged directly between clients. Nevertheless, there are threats to privacy in federated learning, and privacy countermeasures…

Machine Learning · Computer Science 2025-09-01 Masahiro Hayashitani , Junki Mori , Isamu Teranishi

As millions of people use ChatGPT for tasks such as education, writing assistance, and health advice, concerns have grown about how personal prompts and data are stored and used. This study explores how Reddit users collectively negotiate…

Computers and Society · Computer Science 2026-03-10 S M Mehedi Zaman , Saubhagya Joshi , Yiyi Wu

Teenagers are avid users of Discord, a fast growing platform for synchronous communication where they often interact with strangers. Because Discord combines private DMs, semi-private voice channels, and public servers in one place, it…

Human-Computer Interaction · Computer Science 2026-03-04 Elena Koung , Yunhan Liu , Zinan Zhang , Xinning Gui , Yubo Kou

Mixed reality (MR) technology development is now gaining momentum due to advances in computer vision, sensor fusion, and realistic display technologies. With most of the research and development focused on delivering the promise of MR,…

Cryptography and Security · Computer Science 2020-06-11 Jaybie A. de Guzman , Kanchana Thilakarathna , Aruna Seneviratne

This paper comprehensively explores the ethical challenges arising from security threats to Large Language Models (LLMs). These intricate digital repositories are increasingly integrated into our daily lives, making them prime targets for…

Cryptography and Security · Computer Science 2024-07-11 Ashutosh Kumar , Shiv Vignesh Murthy , Sagarika Singh , Swathy Ragupathy

Recent researches have shown that Large Language Models (LLMs) are susceptible to a security threat known as Backdoor Attack. The backdoored model will behave well in normal cases but exhibit malicious behaviours on inputs inserted with a…

Cryptography and Security · Computer Science 2024-04-04 Yunzhuo Hao , Wenkai Yang , Yankai Lin

Onion routing networks, also known as darknets, are private networks that enable anonymous communication over the Internet. They are used by individuals and organizations to protect their privacy, but they also attract cybercriminals who…

Cryptography and Security · Computer Science 2024-06-13 Karwan Mustafa Kareem

As technology and technology companies have grown in power, ubiquity, and societal influence, some companies -- and notably some mobile apps -- have come to be perceived as privacy threats. Prior work has considered how various factors…

Human-Computer Interaction · Computer Science 2022-11-15 Jenny Tang , Hannah Shoemaker , Leah Teffera , Eleanor Birrell , Ada Lerner

Although Large Language Models (LLMs) have become increasingly integral to diverse applications, their capabilities raise significant privacy concerns. This survey offers a comprehensive overview of privacy risks associated with LLMs and…

Cryptography and Security · Computer Science 2025-05-06 Kang Chen , Xiuze Zhou , Yuanguo Lin , Shibo Feng , Li Shen , Pengcheng Wu

With the rapid development of artificial intelligence, large language models (LLMs) have made remarkable advancements in natural language processing. These models are trained on vast datasets to exhibit powerful language understanding and…

Cryptography and Security · Computer Science 2025-09-22 Shang Wang , Tianqing Zhu , Bo Liu , Ming Ding , Dayong Ye , Wanlei Zhou , Philip S. Yu

Anonymity networks are becoming increasingly popular in today's online world as more users attempt to safeguard their online privacy. Tor is currently the most popular anonymity network in use and provides anonymity to both users and…

Cryptography and Security · Computer Science 2022-01-27 Ishan Karunanayake , Nadeem Ahmed , Robert Malaney , Rafiqul Islam , Sanjay Jha