Siena Anstis

Publications

Our investigation of a spearphishing campaign that targeted senior members of the World Uyghur Congress in March 2025 reveals a highly-customized attack delivery method. The ruse used by attackers replicates a pattern in which threat actors weaponize software and websites aimed at preserving and supporting marginalized and repressed cultures to target those same communities.

In our first investigation into Israel-based spyware company, Paragon Solutions, we begin to untangle multiple threads connected to the proliferation of Paragon’s mercenary spyware operations across the globe. This report includes an infrastructure analysis of Paragon’s spyware product, called Graphite; a forensic analysis of infected devices belonging to members of civil society; and a closer look at the use of Paragon spyware in both Canada and Italy.

The Citizen Lab’s Siena Anstis and Ron Deibert examine the phenomenon of digital transnational repression in “Silenced by Surveillance: The Impacts of Digital Transnational Repression on Journalists, Human Rights Defenders, and Dissidents in Exile”, published by Knight First Amendment Institute at Columbia University. Read the essay here.

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