Web Security

Port Forwarding Services Are Forwarding Security Risks

Reflected Search Poisoning for Illicit Promotion

Illicit Promotion on Twitter

An Extensive Study of Residential Proxies in China

We carry out the first in-depth characterization of residential proxies (RESIPs) in China, for which little is studied in previous works.Our study is made possible through a semantic-based classifier to automatically capture RESIP services. In …

Clues in Tweets: Twitter-Guided Discovery and Analysis of SMS Spam

In this research project, up-to-date SMS spam campaigns are harvested by means of a continous and intelligent pipeline. An extensive measurement is also conducted with insightful security observations distilled.

Your Phone is My Proxy: Detecting and Understanding Mobile Proxy Networks

detect and understand how mobile devices are recruited to serve as web proxies

Resident Evil: Understanding Residential IP Proxy as a Dark Service

How can millions of residential IPs serve as traffic exits in commercial web proxy networks?

Cracking the Wall of Confinement: Understanding and Analyzing Malicious Domain Take-downs

Take-down operations aim to disrupt cybercrime involving malicious domains. In the past decade, many successful take-down operations have been reported, including those against the Conficker worm, and most recently, against VPNFilter. Although it …

Game of Missuggestions: Semantic Analysis of Search-Autocomplete Manipulations

Understanding and detecting manipulation of search engine autocomplete.