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相关论文: J\"ager: Automated Telephone Call Traceback

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Since the global spread of Covid-19 began to overwhelm the attempts of governments to conduct manual contact-tracing, there has been much interest in using the power of mobile phones to automate the contact-tracing process through the…

密码学与安全 · 计算机科学 2020-11-10 Abbas Hammoud , Yun William Yu

The integration of sensing, communications, array signal processing, etc. into 6G mobile networks has ushered in an era of heightened situational awareness. However, this progress brings forth significant concerns regarding privacy and…

信息论 · 计算机科学 2024-06-18 Pu Xie , Yang Huang

The increasing popularity of cell phones has made them the most personal and ubiquitous communication devices nowadays. Typically, the ringing notifications of mobile phones are used to inform the users about the incoming calls. However,…

计算机与社会 · 计算机科学 2018-10-26 Iqbal H. Sarker

While smartphone usage become more and more pervasive, people start also asking to which extent such devices can be maliciously exploited as "tracking devices". The concern is not only related to an adversary taking physical or remote…

密码学与安全 · 计算机科学 2014-07-30 Mauro Conti , Luigi V. Mancini , Riccardo Spolaor , Nino V. Verde

Device-to-Device (D2D) communication is mainly launched by the transmission requirements between devices for specific applications such as Proximity Services in Long-Term Evolution Advanced (LTE-A) networks, and each application will form a…

密码学与安全 · 计算机科学 2017-04-07 Ruei-Hau Hsu , Jemin Lee , Tony Q. S. Quek , Jyh-Cheng Chen

Mass robocalls affect millions of people on a daily basis. Unfortunately, most current defenses against robocalls rely on phone blocklists and are ineffective against caller ID spoofing. To enable the detection of spoofed robocalls, we…

密码学与安全 · 计算机科学 2020-08-11 Sharbani Pandit , Jienan Liu , Roberto Perdisci , Mustaque Ahamad

Recordings in everyday life require privacy preservation of the speech content and speaker identity. This contribution explores the influence of noise and reverberation on the trade-off between privacy and utility for low-cost…

音频与语音处理 · 电气工程与系统科学 2026-02-04 Jule Pohlhausen , Francesco Nespoli , Joerg Bitzer

Anonymous VoIP calls over the Internet holds great significance for privacy-conscious users, whistle-blowers and political activists alike. Prior research deems popular anonymization systems like Tor unsuitable for providing requisite…

密码学与安全 · 计算机科学 2020-07-10 Piyush Kumar Sharma , Shashwat Chaudhary , Nikhil Hassija , Mukulika Maity , Sambuddho Chakravarty

We consider the problem of hiding wireless communications from an eavesdropper that employs a deep learning (DL) classifier to detect whether any transmission of interest is present or not. There exists one transmitter that transmits to its…

信号处理 · 电气工程与系统科学 2020-05-18 Brian Kim , Yalin E. Sagduyu , Kemal Davaslioglu , Tugba Erpek , Sennur Ulukus

Contact tracing is being widely employed to combat the spread of COVID-19. Many apps have been developed that allow for tracing to be done automatically based off location and interaction data generated by users. There are concerns,…

密码学与安全 · 计算机科学 2020-04-09 James Bell , David Butler , Chris Hicks , Jon Crowcroft

This paper determines if a callback can be called by an event-driven framework in an unexpected state.Event-driven programming frameworks are pervasive for creating user-interactive apps on just about every modern platform.Control flow…

编程语言 · 计算机科学 2023-09-13 Shawn Meier , Sergio Mover , Gowtham Kaki , Bor-Yuh Evan Chang

Printing over a network and calling over VoIP technology are routine at present. This article investigates to what extent these services can be attacked using freeware in the real world if they are not configured securely. In finding out…

密码学与安全 · 计算机科学 2022-03-02 Giampaolo Bella , Pietro Biondi , Stefano Bognanni

Software reverse engineering is an essential task in software engineering and security, but it can be a challenging process, especially for adversarial artifacts. To address this challenge, we present STraceBERT, a novel approach that…

软件工程 · 计算机科学 2023-12-11 Claudio Spiess

Successful containment of the Coronavirus pandemic rests on the ability to quickly and reliably identify those who have been in close proximity to a contagious individual. Existing tools for doing so rely on the collection of exact location…

计算机与社会 · 计算机科学 2020-04-07 Ran Canetti , Ari Trachtenberg , Mayank Varia

Cashless payment systems offer many benefits over cash, but also have some drawbacks. Fake terminals, skimming, wireless connectivity, and relay attacks are persistent problems. Attempts to overcome one problem often lead to another - for…

密码学与安全 · 计算机科学 2024-09-27 Jack Sturgess , Ivan Martinovic

Auditing differential privacy has emerged as an important area of research that supports the design of privacy-preserving mechanisms. Privacy audits help to obtain empirical estimates of the privacy parameter, to expose flawed…

密码学与安全 · 计算机科学 2025-09-25 Önder Askin , Tim Kutta , Holger Dette

Tor is a popular low-latency anonymous communication system that focuses on usability and performance: a faster network will attract more users, which in turn will improve the anonymity of everyone using the system. The standard practice…

密码学与安全 · 计算机科学 2021-03-26 Rob Jansen , Justin Tracey , Ian Goldberg

This paper introduces a new attack on recent messaging systems that protect communication metadata. The main observation is that if an adversary manages to compromise a user's friend, it can use this compromised friend to learn information…

密码学与安全 · 计算机科学 2018-10-25 Sebastian Angel , David Lazar , Ioanna Tzialla

Signcryption is a cryptographic primitive which performs encryption and signature in a single logical step. In conventional signcryption only receiver of the signcrypted text can verify the authenticity of the origin i.e. signature of the…

密码学与安全 · 计算机科学 2011-07-12 Prashant Kushwah , Sunder Lal

For conventional secret sharing, if cheaters can submit possibly forged shares after observing shares of the honest users in the reconstruction phase then they cannot only disturb the protocol but also only they may reconstruct the true…

密码学与安全 · 计算机科学 2018-03-08 Masahito Hayashi , Takeshi Koshiba