Privacy enhancing technologies like OpenSSL, OpenVPN or Tor establish an encrypted
tunnel that enables users to hide content and addresses of requested websites from external …

To date, there has yet to be a study that characterizes the usage of a real deployed
anonymity service. We present observations and analysis obtained by participating in the …

Concern for privacy when users are surfing on the Web has increased recently. Nowadays,
many users are aware that when they are accessing Web sites, these Web sites can track …

Within the Internet of Things (IoT) and blockchain research, there is a growing interest in
decentralizing health monitoring systems, to provide improved privacy to patients, without …

The Tor anonymous communication network uses selfreported bandwidth values to select
routers for building tunnels. Since tunnels are allocated in proportion to this bandwidth, this …

The Tor network is one of the largest deployed anonymity networks, consisting of 1500+
volunteer-run relays and probably hundreds of thousands of clients connecting every day. Its …

Flow watermarks are active traffic analysis techniques that help establish a causal
connection between two network flows by content-independent manipulations, eg, altering …

As Tor's user base has grown, the performance of the Tor network has suffered. This
document describes our current understanding of why Tor is slow, and lays out our options …

Public key infrastructure (PKI) based on certificate authorities is one of the cornerstones of
secure communication over the internet. Certificates issued as part of this PKI provide …

Anonymous communication aims to hide the relationship between communicating parties on
the Internet. It is the technical basis for achieving privacy and overcoming censorship …