Can WhatsApp Counter Misinformation by Limiting Message Forwarding?

Fuente: arXiv
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Auteurs principaux: Melo, Philipe de Freitas, Vieira, Carolina Coimbra, Garimella, Kiran, de Melo, Pedro O. S. Vaz, Benevenuto, Fabrício
Format: Preprint
Publié: 2019
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author Melo, Philipe de Freitas
Vieira, Carolina Coimbra
Garimella, Kiran
de Melo, Pedro O. S. Vaz
Benevenuto, Fabrício
author_facet Melo, Philipe de Freitas
Vieira, Carolina Coimbra
Garimella, Kiran
de Melo, Pedro O. S. Vaz
Benevenuto, Fabrício
contents WhatsApp is the most popular messaging app in the world. The closed nature of the app, in addition to the ease of transferring multimedia and sharing information to large-scale groups make WhatsApp unique among other platforms, where an anonymous encrypted messages can become viral, reaching multiple users in a short period of time. The personal feeling and immediacy of messages directly delivered to the user's phone on WhatsApp was extensively abused to spread unfounded rumors and create misinformation campaigns during recent elections in Brazil and India. WhatsApp has been deploying measures to mitigate this problem, such as reducing the limit for forwarding a message to at most five users at once. Despite the welcomed effort to counter the problem, there is no evidence so far on the real effectiveness of such restrictions. In this work, we propose a methodology to evaluate the effectiveness of such measures on the spreading of misinformation circulating on WhatsApp. We use an epidemiological model and real data gathered from WhatsApp in Brazil, India and Indonesia to assess the impact of limiting virality features in this kind of network. Our results suggest that the current efforts deployed by WhatsApp can offer significant delays on the information spread, but they are ineffective in blocking the propagation of misinformation campaigns through public groups when the content has a high viral nature.
format Preprint
id arxiv_https___arxiv_org_abs_1909_08740
institution arXiv
publishDate 2019
record_format arxiv
spellingShingle Can WhatsApp Counter Misinformation by Limiting Message Forwarding?
Melo, Philipe de Freitas
Vieira, Carolina Coimbra
Garimella, Kiran
de Melo, Pedro O. S. Vaz
Benevenuto, Fabrício
Computers and Society
Social and Information Networks
WhatsApp is the most popular messaging app in the world. The closed nature of the app, in addition to the ease of transferring multimedia and sharing information to large-scale groups make WhatsApp unique among other platforms, where an anonymous encrypted messages can become viral, reaching multiple users in a short period of time. The personal feeling and immediacy of messages directly delivered to the user's phone on WhatsApp was extensively abused to spread unfounded rumors and create misinformation campaigns during recent elections in Brazil and India. WhatsApp has been deploying measures to mitigate this problem, such as reducing the limit for forwarding a message to at most five users at once. Despite the welcomed effort to counter the problem, there is no evidence so far on the real effectiveness of such restrictions. In this work, we propose a methodology to evaluate the effectiveness of such measures on the spreading of misinformation circulating on WhatsApp. We use an epidemiological model and real data gathered from WhatsApp in Brazil, India and Indonesia to assess the impact of limiting virality features in this kind of network. Our results suggest that the current efforts deployed by WhatsApp can offer significant delays on the information spread, but they are ineffective in blocking the propagation of misinformation campaigns through public groups when the content has a high viral nature.
title Can WhatsApp Counter Misinformation by Limiting Message Forwarding?
topic Computers and Society
Social and Information Networks
url https://arxiv.org/abs/1909.08740