Virtually every connection to an Internet service is preceded by a DNS lookup which is
performed without any traffic-level protection, thus enabling manipulation, redirection …

We investigate how a population of end-users with especially salient security and privacy
risks---sex workers---conceptualizes and manages their digital safety. The commercial sex …

The DNS filtering apparatus of China's Great Firewall (GFW) has evolved considerably over
the past two decades. However, most prior studies of China's DNS filtering were performed …

Researchers have studied Internet censorship for nearly as long as attempts to censor
contents have taken place. Most studies have however been limited to a short period of time …

Russia's invasion of Ukraine in February 2022 was followed by sanctions and restrictions: by
Russia against its citizens, by Russia against the world, and by foreign actors against …

Use of Virtual Private Networks (VPNs) has been growing rapidly due to increased public
awareness of online risks to privacy and security. This growth has fueled the VPN ecosystem …

Until now, censorship research has largely focused on highly centralized networks that rely
on government-run technical choke-points, such as the Great Firewall of China. Although it …

With the increasing use of TLS encryption over web traffic, censors start to deploy SNI
filtering for more effective censorship. Specifically, a censor can identify the web domain …

Measuring the Deployment of Network Censorship Filters at Global Scale Page 1 Measuring the
Deployment of Network Censorship Filters at Global Scale Ram Sundara Raman1, Adrian …

Reflective amplification attacks are a powerful tool in the arsenal of a DDoS attacker, but to
date have almost exclusively targeted UDP-based protocols. In this paper, we demonstrate …