Google kills off domain fronting and chatting just got less secure

Cloud tech tweaks end anti-censorship workaround

Google has made technical changes to its cloud infrastructure that have caused collateral damage to an anti-censorship technique called domain fronting.…

via The Register - Data Centre: Networks
http://go.theregister.com/feed/www.theregister.co.uk/2018/04/19/google_domain_fronting/