Privacy-Aware Contact Sharing for Groups in P2P Networks

Author(s):  
Tommi Meskanen ◽  
Jarkko Kuusijärvi ◽  
Valtteri Niemi

The need for peer-to-peer (p2p) communications is obvious because current centralized solutions are capturing and storing too much information from individuals communicating with each other. HELIOS platform introduces a new social media platform that is not controlled by any central operator but brings the power of possession of the data back to the users. It does not have centralized servers that store and handle receiving/sending of the messages. Instead, HELIOS platform relies on the current open-source solutions available in the p2p communities to propagate the messages to the wanted recipients of the data and/or messages. The authors of this paper propose a set of protocols to help answer one specific problem related to p2p communication. Especially, this paper proposes how to privately share data (end-point address or other) of the user with such other users who have previously connected with the user securely, either offline or online.

2021 ◽  
Vol 6 (2) ◽  
pp. 203
Author(s):  
Fauzan Natsir

<p><em>The Tiktok application is one of the social media platform applications that often finds many loopholes to get the identity of the application's users. TikTok has experienced tremendous growth by reaching 1.5 billion users in 2019. This research uses </em><em>an</em><em> Open-Source Intelligence (OSINT) method as a standard in the research phase to reveal the timestamps obtained from the TikTok application. The method used in this research is the National Institute of Standard Technology (NIST). Th</em><em>e</em><em> research uses forensic tools, namely Browser History Capture/Viewer, Video Cache Viewer, Unfurl and Urlebird. The result of this research show</em><em>s </em><em>a complete description of all digital artifacts and timestamps obtained from TikTok content. Furthermore, </em><em>by </em><em>using the results of the analysis in th</em><em>e research</em><em>, it is </em><em>expected</em><em> that </em><em>the research</em><em> can </em><em>help to </em><em>reconstruct the content and </em><em>to </em><em>search for keywords from the timestamp in th</em><em>e</em><em> TikTok application.</em></p>


Author(s):  
Duong Quoc Hoang Tu ◽  
◽  
Alla Grigorievna Kravets ◽  
Thanh Viet Nguyen ◽  
Inna Vladimirovna Strukova ◽  
...  

Social Programming Sites (SPSs) are social networking services for sharing software devel-opment projects on the Internet. Many open source projects are currently being developed on the SPSs. One of the characteristics of SPSs is that they provide a social media platform that encourages collaboration between developers with similar interests and goals. The article proposes an approach to the formation of a Github SPSs graph as a heterogeneous network. On the basis of this approach, the metric of determining the developers of the most used R packages is investigated.


2017 ◽  
Vol 4 (2) ◽  
pp. 185-200 ◽  
Author(s):  
Servet Kardeş ◽  
Çağla Banko ◽  
Berrin Akman

Bu araştırmada sığınmacılara yönelik paylaşımların yapıldığı sosyal medyada yer alan sözlüklerden birinde sığınmacılara yönelik algıya bakılmıştır. Yöntem olarak nitel desende olan bu çalışmada, bir sosyal medya sitesinde yer alan paylaşımlar içerik analizi yoluyla derinlemesine incelenip yorumlanmıştır. Araştırmanın sonucunda sosyal medya kullanıcılarının sığınmacıları büyük bir güvensizlik ortamı ve huzursuzluk yaratan bireyler olarak gördükleri saptanmış, sığınmacılarla yaşanan deneyimlerin ve medyadaki haberlerin bu düşüncelerin oluşmasında etkisinin olduğu belirlenmiştir. Bunun yanında sosyal medya kullanıcılarının devletin sığınmacılar konusunda yanlış politika izlediğini düşündükleri ve sığınmacılar için etkili bir planlama yapılmadığını ifade ettikleri görülmüştür. Çalışmanın sonuçları doğrultusunda medyada sığınmacılar hakkında çıkan haberlerde olumsuz ve şiddet temalı haberlerin azaltılması, Suriyeli sığınmacıların durumu, sahip oldukları haklar ve topluma yansımaları hakkında doğru ve bilgilendirici kamu spotları hazırlanması ayrıca sığınmacıların topluma entegre olma sürecinin her basamağında daha planlı ve etkili bir yol izlenmesi önerilebilir.ABSTRACT IN ENGLISHPerceptions about Syrian refugees on social media: an evaluation of a social media platformIn this research, posts which are about Syrian refugees were published in a social media platform, called as “sözlük” were investigated. The research is a qualitative research. The posts in this platform are analyzed with content analysis method. According to results of analyses, social media users see Syrian refugees as people who create an insecure and a restless environment. The experiences people had with them and news have an effect on this view. In addition, social media users think that government made inappropriate policies and ineffective plans about Syrian refugees. It is suggested negative news about Syrian refugees should be decreased and government should make safer policies. In addition, adaptation of refugees to society should be made in more planned and effective way.


2020 ◽  
Vol 48 (3) ◽  
pp. 1-11
Author(s):  
Huiqin Zhang ◽  
Hai Lan ◽  
Xudong Chen

The Weibo social media platform in China has an important role in the value-generation process between a company and a customer. We investigated the relationship between the service quality provided on a company's Weibo page and the two dimensions of customer value cocreation behavior, namely, participation and citizenship, as well as the moderating effect of collectivism on this relationship. Participants were 354 active users of Weibo. Our findings confirmed that the service quality provided on a company's Weibo page was critical to the generation of customer value cocreation behavior. Further, collectivism moderated this relationship, with higher levels of collectivism strengthening the Weibo page service quality and customer value cocreation behavior relationship. In addition, customer citizenship behavior was positively related to customer perceptions of brand image, whereas customer participation was not. Implications for companies in the Chinese context are discussed.


GSA Today ◽  
2017 ◽  
Author(s):  
C.J. Spencer ◽  
K.L. Gunderson ◽  
C.W. Hoiland ◽  
W.K. Schleiffarth

2021 ◽  
Vol 6 (1) ◽  
pp. 247301142098192
Author(s):  
Garret Garofolo-Gonzalez ◽  
Cesar R. Iturriaga ◽  
Jordan B. Pasternack ◽  
Adam Bitterman ◽  
Gregory P. Guyton

Background: Digital media is an effective tool to enhance brand recognition and is currently referenced by more than 40% of orthopedic patients when selecting a physician. The purpose of this study was to evaluate the use of social media among foot and ankle (F&A) orthopedic surgeons, and the impact of that social media presence on scores of a physician-rated website (PRW). Methods: Randomly selected F&A orthopedic surgeons from all major geographical locations across the United States were identified using the AAOS.org website. Internet searches were then performed using the physician’s name and the respective social media platform. A comprehensive social media use index (SMI) was created for each surgeon using a scoring system based on social media platform use. The use of individual platforms and SMI was compared to the F&A surgeon’s Healthgrades scores. Descriptive statistics, unpaired Student t tests, and linear regression were used to assess the effect of social media on the PRW scores. Results: A total of 123 board-certified F&A orthopedic surgeons were included in our study demonstrating varying social media use: Facebook (48.8%), Twitter (15.4%), YouTube (23.6%), LinkedIn (47.9%), personal website (24.4%), group website (52.9%), and Instagram (0%). The mean SMI was 2.4 ± 1.6 (range 0-7). Surgeons who used a Facebook page were older, whereas those using a group website were younger ( P < .05). F&A orthopedic surgeons with a YouTube page had statistically higher Healthgrades scores compared to those without ( P < .05). Conclusion: F&A orthopedic surgeons underused social media platforms in their clinical practice. Among all the platforms studied, a YouTube page was the most impactful social media platform on Healthgrades scores for F&A orthopedic surgeons. Given these findings, we recommend that physicians closely monitor their digital identity and maintain a diverse social media presence including a YouTube page to promote their clinical practice. Level of Evidence: Level IV.


Author(s):  
Kevin Munger ◽  
Patrick J. Egan ◽  
Jonathan Nagler ◽  
Jonathan Ronen ◽  
Joshua Tucker

Abstract Does social media educate voters, or mislead them? This study measures changes in political knowledge among a panel of voters surveyed during the 2015 UK general election campaign while monitoring the political information to which they were exposed on the Twitter social media platform. The study's panel design permits identification of the effect of information exposure on changes in political knowledge. Twitter use led to higher levels of knowledge about politics and public affairs, as information from news media improved knowledge of politically relevant facts, and messages sent by political parties increased knowledge of party platforms. But in a troubling demonstration of campaigns' ability to manipulate knowledge, messages from the parties also shifted voters' assessments of the economy and immigration in directions favorable to the parties' platforms, leaving some voters with beliefs further from the truth at the end of the campaign than they were at its beginning.


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