File distribution over DNS: (ab)using DNS as a CDN.
Tony Garnock-Jones (31 July 2023)🔗 https://eighty-twenty.org/2023/07/31/dns-as-a-cdn
âš“ #networking #dns #bcs2110 #bcs
This is the story of a one-afternoon hack that turned into a one-weekend hack. I woke up on Saturday with a silly idea: what would it be like to use content-defined chunking (CDC) and serve the chunks over DNS?