Domain Fronting In Azure

While google and amazon have shut down the ability to perform domain fronting on their cdn services this technique still works on azure and other platforms.

Domain fronting in azure. Once you get your free azure account follow the steps below. Search for and select azure active directory from any page then select custom domain names. Domain fronting is not only leveraged by hackers to help blend in inside a.

Intro to domain fronting at a high level domain fronting is an undocumented feature of cdns. The domain name of the attacker controlled endpoint is only communicated after the establishment of an encrypted https connection. While microsoft s cloud is smaller than those of either amazon or google the effect of blocking it entirely would be immense for most censors.

Domain fronting is dependent on having both a domain on the same cdn as the domain it s masking as and the domain fronting technique being possible on the cdn. They turned to microsoft azure the biggest cloud provider to still allow domain fronting as a result. Considering the way in which domain fronting works it will not be feasible to block cdns since popular domains like microsoft azure amazon aws use it and blocking those domains will lead to monetary losses and possible business disruption due to the resources hosted by such services.

Please try again later. Metasploit domain fronting with microsoft azure domain fronting has been one of the biggest new hotnesses of the past few years and rightly so. I will keep mine short and to the point for ease of read.

Empire domain fronting metasploit domain fronting. It can be used to transmit command and control traffic to the intended origin that s being blocked by egress filters. It helps to mask your c2 traffic behind well known domains and does a fairly good job at keeping defenders in the dark.

There is excellent microsoft documentation about azure cdns on this page. In custom domain names select the custom domain name. Domain fronting is a critical tool to keep the web open for people who live in repressive regimes said stephanie whited a tor spokesperson.