Asaf Nadler

Although we’ve made significant progress as a community in this regard, there are still instances in which the outcome of DNS spoofing attacks can go undetected. In this article, we describe a DNS spoofing attack that goes unnoticed by users.

The internationalized domain name (IDN) homograph attack is used to form domain names that visually resemble legitimate domain names, albeit, using a different set of characters [1]. For example, the IDN

Written by Asaf Nadler and Avi Aminov Updated 2/14/19 After the initial publication of this blog post, Asaf Nadler and Avi Aminov wrote a paper on the detection of malicious and low throughput data exfiltration over the DNS protocol. The...